Tag Archives: bearing roller bearing

China factory Tapered Roller Bearing 33116/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing wholesaler

Product Description

Tapered Roller Bearing 33116/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

Why Checking the Drive Shaft is Important

If you hear clicking noises while driving, your driveshaft may need repair. An experienced mechanic can tell if the noise is coming from 1 side or both sides. This problem is usually related to the torque converter. Read on to learn why it’s so important to have your driveshaft inspected by an auto mechanic. Here are some symptoms to look for. Clicking noises can be caused by many different things. You should first check if the noise is coming from the front or the rear of the vehicle.
air-compressor

hollow drive shaft

Hollow driveshafts have many benefits. They are light and reduce the overall weight of the vehicle. The largest manufacturer of these components in the world is CZPT. They also offer lightweight solutions for various applications, such as high-performance axles. CZPT driveshafts are manufactured using state-of-the-art technology. They offer excellent quality at competitive prices.
The inner diameter of the hollow shaft reduces the magnitude of the internal forces, thereby reducing the amount of torque transmitted. Unlike solid shafts, hollow shafts are getting stronger. The material inside the hollow shaft is slightly lighter, which further reduces its weight and overall torque. However, this also increases its drag at high speeds. This means that in many applications hollow driveshafts are not as efficient as solid driveshafts.
A conventional hollow drive shaft consists of a first rod 14 and a second rod 14 on both sides. The first rod is connected with the second rod, and the second rod extends in the rotation direction. The 2 rods are then friction welded to the central area of ​​the hollow shaft. The frictional heat generated during the relative rotation helps to connect the 2 parts. Hollow drive shafts can be used in internal combustion engines and environmentally-friendly vehicles.
The main advantage of a hollow driveshaft is weight reduction. The splines of the hollow drive shaft can be designed to be smaller than the outside diameter of the hollow shaft, which can significantly reduce weight. Hollow shafts are also less likely to jam compared to solid shafts. Hollow driveshafts are expected to eventually occupy the world market for automotive driveshafts. Its advantages include fuel efficiency and greater flexibility compared to solid prop shafts.

Cardan shaft

Cardan shafts are a popular choice in industrial machinery. They are used to transmit power from 1 machine to another and are available in a variety of sizes and shapes. They are available in a variety of materials, including steel, copper, and aluminum. If you plan to install 1 of these shafts, it is important to know the different types of Cardan shafts available. To find the best option, browse the catalog.
Telescopic or “Cardan” prop shafts, also known as U-joints, are ideal for efficient torque transfer between the drive and output system. They are efficient, lightweight, and energy-efficient. They employ advanced methods, including finite element modeling (FEM), to ensure maximum performance, weight, and efficiency. Additionally, the Cardan shaft has an adjustable length for easy repositioning.
Another popular choice for driveshafts is the Cardan shaft, also known as a driveshaft. The purpose of the driveshaft is to transfer torque from the engine to the wheels. They are typically used in high-performance car engines. Some types are made of brass, iron, or steel and have unique surface designs. Cardan shafts are available in inclined and parallel configurations.
Single Cardan shafts are a common replacement for standard Cardan shafts, but if you are looking for dual Cardan shafts for your vehicle, you will want to choose the 1310 series. This type is great for lifted jeeps and requires a CV-compatible transfer case. Some even require axle spacers. The dual Cardan shafts are also designed for lifts, which means it’s a good choice for raising and lowering jeeps.
air-compressor

universal joint

Cardan joints are a good choice for drive shafts when operating at a constant speed. Their design allows a constant angular velocity ratio between the input and output shafts. Depending on the application, the recommended speed limit may vary depending on the operating angle, transmission power, and application. These recommendations must be based on pressure. The maximum permissible speed of the drive shaft is determined by determining the angular acceleration.
Because gimbal joints don’t require grease, they can last a long time but eventually fail. If they are poorly lubricated or dry, they can cause metal-to-metal contact. The same is true for U-joints that do not have oil filling capability. While they have a long lifespan, it can be difficult to spot warning signs that could indicate impending joint failure. To avoid this, check the drive shaft regularly.
U-joints should not exceed 70 percent of their lateral critical velocity. However, if this speed is exceeded, the part will experience unacceptable vibration, reducing its useful life. To determine the best U-joint for your application, please contact your universal joint supplier. Typically, lower speeds do not require balancing. In these cases, you should consider using a larger pitch diameter to reduce axial force.
To minimize the angular velocity and torque of the output shaft, the 2 joints must be in phase. Therefore, the output shaft angular displacement does not completely follow the input shaft. Instead, it will lead or lag. Figure 3 illustrates the angular velocity variation and peak displacement lead of the gimbal. The ratios are shown below. The correct torque for this application is 1360 in-Ibs.

Refurbished drive shaft

Refurbished driveshafts are a good choice for a number of reasons. They are cheaper than brand new alternatives and generally just as reliable. Driveshafts are essential to the function of any car, truck, or bus. These parts are made of hollow metal tubes. While this helps reduce weight and expense, it is vulnerable to external influences. If this happens, it may crack or bend. If the shaft suffers this type of damage, it can cause serious damage to the transmission.
A car’s driveshaft is a critical component that transmits torque from the engine to the wheels. A1 Drive Shaft is a global supplier of automotive driveshafts and related components. Their factory has the capability to refurbish and repair almost any make or model of driveshafts. Refurbished driveshafts are available for every make and model of vehicle. They can be found on the market for a variety of vehicles, including passenger cars, trucks, vans, and SUVs.
Unusual noises indicate that your driveshaft needs to be replaced. Worn U-joints and bushings can cause excessive vibration. These components cause wear on other parts of the drivetrain. If you notice any of these symptoms, please take your vehicle to the AAMCO Bay Area Center for a thorough inspection. If you suspect damage to the driveshaft, don’t wait another minute – it can be very dangerous.
air-compressor

The cost of replacing the drive shaft

The cost of replacing a driveshaft varies, but on average, this repair costs between $200 and $1,500. While this price may vary by vehicle, the cost of parts and labor is generally equal. If you do the repair yourself, you should know how much the parts and labor will cost before you start work. Some parts can be more expensive than others, so it’s a good idea to compare the cost of several locations before deciding where to go.
If you notice any of these symptoms, you should seek a repair shop immediately. If you are still not sure if the driveshaft is damaged, do not drive the car any distance until it is repaired. Symptoms to look for include lack of power, difficulty moving the car, squeaking, clanking, or vibrating when the vehicle is moving.
Parts used in drive shafts include center support bearings, slip joints, and U-joints. The price of the driveshaft varies by vehicle and may vary by model of the same year. Also, different types of driveshafts require different repair methods and are much more expensive. Overall, though, a driveshaft replacement costs between $300 and $1,300. The process may take about an hour, depending on the vehicle model.
Several factors can lead to the need to replace the drive shaft, including bearing corrosion, damaged seals, or other components. In some cases, the U-joint indicates that the drive shaft needs to be replaced. Even if the bearings and u-joints are in good condition, they will eventually break and require the replacement of the drive shaft. However, these parts are not cheap, and if a damaged driveshaft is a symptom of a bigger problem, you should take the time to replace the shaft.

China factory Tapered Roller Bearing 33116/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     wholesaler China factory Tapered Roller Bearing 33116/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     wholesaler

China factory Tapered Roller Bearing 30302/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing with Free Design Custom

Product Description

Tapered Roller Bearing 30302/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

Types of Splines

There are 4 types of splines: Involute, Parallel key, helical, and ball. Learn about their characteristics. And, if you’re not sure what they are, you can always request a quotation. These splines are commonly used for building special machinery, repair jobs, and other applications. The CZPT Manufacturing Company manufactures these shafts. It is a specialty manufacturer and we welcome your business.
splineshaft

Involute splines

The involute spline provides a more rigid and durable structure, and is available in a variety of diameters and spline counts. Generally, steel, carbon steel, or titanium are used as raw materials. Other materials, such as carbon fiber, may be suitable. However, titanium can be difficult to produce, so some manufacturers make splines using other constituents.
When splines are used in shafts, they prevent parts from separating during operation. These features make them an ideal choice for securing mechanical assemblies. Splines with inward-curving grooves do not have sharp corners and are therefore less likely to break or separate while they are in operation. These properties help them to withstand high-speed operations, such as braking, accelerating, and reversing.
A male spline is fitted with an externally-oriented face, and a female spline is inserted through the center. The teeth of the male spline typically have chamfered tips to provide clearance with the transition area. The radii and width of the teeth of a male spline are typically larger than those of a female spline. These specifications are specified in ANSI or DIN design manuals.
The effective tooth thickness of a spline depends on the involute profile error and the lead error. Also, the spacing of the spline teeth and keyways can affect the effective tooth thickness. Involute splines in a splined shaft are designed so that at least 25 percent of the spline teeth engage during coupling, which results in a uniform distribution of load and wear on the spline.

Parallel key splines

A parallel splined shaft has a helix of equal-sized grooves around its circumference. These grooves are generally parallel or involute. Splines minimize stress concentrations in stationary joints and allow linear and rotary motion. Splines may be cut or cold-rolled. Cold-rolled splines have more strength than cut spines and are often used in applications that require high strength, accuracy, and a smooth surface.
A parallel key splined shaft features grooves and keys that are parallel to the axis of the shaft. This design is best suited for applications where load bearing is a primary concern and a smooth motion is needed. A parallel key splined shaft can be made from alloy steels, which are iron-based alloys that may also contain chromium, nickel, molybdenum, copper, or other alloying materials.
A splined shaft can be used to transmit torque and provide anti-rotation when operating as a linear guide. These shafts have square profiles that match up with grooves in a mating piece and transmit torque and rotation. They can also be easily changed in length, and are commonly used in aerospace. Its reliability and fatigue life make it an excellent choice for many applications.
The main difference between a parallel key splined shaft and a keyed shaft is that the former offers more flexibility. They lack slots, which reduce torque-transmitting capacity. Splines offer equal load distribution along the gear teeth, which translates into a longer fatigue life for the shaft. In agricultural applications, shaft life is essential. Agricultural equipment, for example, requires the ability to function at high speeds for extended periods of time.
splineshaft

Involute helical splines

Involute splines are a common design for splined shafts. They are the most commonly used type of splined shaft and feature equal spacing among their teeth. The teeth of this design are also shorter than those of the parallel spline shaft, reducing stress concentration. These splines can be used to transmit power to floating or permanently fixed gears, and reduce stress concentrations in the stationary joint. Involute splines are the most common type of splined shaft, and are widely used for a variety of applications in automotive, machine tools, and more.
Involute helical spline shafts are ideal for applications involving axial motion and rotation. They allow for face coupling engagement and disengagement. This design also allows for a larger diameter than a parallel spline shaft. The result is a highly efficient gearbox. Besides being durable, splines can also be used for other applications involving torque and energy transfer.
A new statistical model can be used to determine the number of teeth that engage for a given load. These splines are characterized by a tight fit at the major diameters, thereby transferring concentricity from the shaft to the female spline. A male spline has chamfered tips for clearance with the transition area. ANSI and DIN design manuals specify the different classes of fit.
The design of involute helical splines is similar to that of gears, and their ridges or teeth are matched with the corresponding grooves in a mating piece. It enables torque and rotation to be transferred to a mate piece while maintaining alignment of the 2 components. Different types of splines are used in different applications. Different splines can have different levels of tooth height.

Involute ball splines

When splines are used, they allow the shaft and hub to engage evenly over the shaft’s entire circumference. Because the teeth are evenly spaced, the load that they can transfer is uniform and their position is always the same regardless of shaft length. Whether the shaft is used to transmit torque or to transmit power, splines are a great choice. They provide maximum strength and allow for linear or rotary motion.
There are 3 basic types of splines: helical, crown, and ball. Crown splines feature equally spaced grooves. Crown splines feature involute sides and parallel sides. Helical splines use involute teeth and are often used in small diameter shafts. Ball splines contain a ball bearing inside the splined shaft to facilitate rotary motion and minimize stress concentration in stationary joints.
The 2 types of splines are classified under the ANSI classes of fit. Fillet root splines have teeth that mesh along the longitudinal axis of rotation. Flat root splines have similar teeth, but are intended to optimize strength for short-term use. Both types of splines are important for ensuring the shaft aligns properly and is not misaligned.
The friction coefficient of the hub is a complex process. When the hub is off-center, the center moves in predictable but irregular motion. Moreover, when the shaft is centered, the center may oscillate between being centered and being off-center. To compensate for this, the torque must be adequate to keep the shaft in its axis during all rotation angles. While straight-sided splines provide similar centering, they have lower misalignment load factors.
splineshaft

Keyed shafts

Essentially, splined shafts have teeth or ridges that fit together to transfer torque. Because splines are not as tall as involute gears, they offer uniform torque transfer. Additionally, they provide the opportunity for torque and rotational changes and improve wear resistance. In addition to their durability, splined shafts are popular in the aerospace industry and provide increased reliability and fatigue life.
Keyed shafts are available in different materials, lengths, and diameters. When used in high-power drive applications, they offer higher torque and rotational speeds. The higher torque they produce helps them deliver power to the gearbox. However, they are not as durable as splined shafts, which is why the latter is usually preferred in these applications. And while they’re more expensive, they’re equally effective when it comes to torque delivery.
Parallel keyed shafts have separate profiles and ridges and are used in applications requiring accuracy and precision. Keyed shafts with rolled splines are 35% stronger than cut splines and are used where precision is essential. These splines also have a smooth finish, which can make them a good choice for precision applications. They also work well with gears and other mechanical systems that require accurate torque transfer.
Carbon steel is another material used for splined shafts. Carbon steel is known for its malleability, and its shallow carbon content helps create reliable motion. However, if you’re looking for something more durable, consider ferrous steel. This type contains metals such as nickel, chromium, and molybdenum. And it’s important to remember that carbon steel is not the only material to consider.

China factory Tapered Roller Bearing 30302/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     with Free Design CustomChina factory Tapered Roller Bearing 30302/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     with Free Design Custom

China OEM Tapered Roller Bearing 32004/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing near me shop

Product Description

Tapered Roller Bearing 32004/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

Axle Spindle Types and Features

The axle spindle is an integral part of your vehicle’s suspension. There are several different types and features, including mounting methods, bearings, and functions. Read on for some basic information on axle spindles. The next part of the article will cover how to choose the correct axle spindle for your vehicle. This article will also discuss the different types of spindles available, including the differences between the rear and front bearings.
Driveshaft

Features

The improved axle spindle nut assembly is capable of providing additional performance benefits, including increased tire life and reduced seal failure. Its keyway features and radially inwardly extending teeth allow nut adjustment to be accomplished with precision. The invention further provides a unique, multi-piece locking mechanism that minimizes leakage and torque transfer. Its principles and features are detailed in the appended claims. For example, the improved axle spindle nut assembly is designed for use in vehicles that are equipped with a steering system.
The axle spindle nut assembly includes a nut 252 with threads 256 on its inner periphery. The axle spindle 50 also features threads 198 on its outer periphery. The nut is threaded onto the outboard end of the axle spindle 50 until it contacts the inboard surface of the axle spacer 26. In the assembled state, a bearing spacer 58 is also present on the axle spindle.
The axle spindle nut assembly can reduce axial end play between the wheel end assembly 52 and the axle spindle 50. It can be tightened to an extreme torque level, but if the thread faces separate, it will undercompress the bearing cone and spacer group. To minimize these disadvantages, the axle spindle nut assembly is a critical component of a wheel-end assembly. There are several types of axle spindle nuts.
The third embodiment of the axle spindle nut assembly 300 comprises an inner washer 202, an outer washer 310, and at least 1 screw 320. The axle spindle nut assembly 300 secures and preloads bearing cones 55, 57. Unlike the first embodiment, the axle spindle nut assembly 300 uses the inner washer 202, which is optional in the third embodiment. The inner washer 202 and outer washer 310 are similar to those of the first embodiment.

Functions

An axle spindle is 1 of the most important components of a vehicle’s suspension system. The spindle retains the position of bearings and a spacer in an axle by providing clamp force. The inner nut of an axle spindle should be properly torqued to ensure a secure fit. A spindle nut is also responsible for compressing bearings and spacers. If any of these components are missing, the spindle will not work properly.
An axle spindle is used in rear wheel drive cars. It carries the weight of the vehicle on the axle casing and transfers the torque from the differential to the wheels. The axle spindle and hub are secured on the spindle by large nuts. The axle spindle is a vital component of rear wheel drive vehicles. Hence, it is essential to understand the functions of axle spindle. These components are responsible for the smooth operation of a vehicle’s suspension system.
Axle spindles can be mounted in 3 ways: in the typical axle assembly, the spindles are bolted onto the ends of the tubular axle, and the axle is suspended by springs. Short stub-axle mounting uses a torsion beam that flexes to provide a smooth ride. A second washer is used to prevent excessive rotation of the axle spindle.
Apart from being a crucial component of the suspension system, the spindles of the wheels are responsible for guiding the vehicle in a straight line. They are connected to the steering axis and are used in different types of suspension systems. European cars use a MacPherson Strut suspension system in which the spindle is connected to the arms in the front and rear of the suspension frame. The MacPherson strut allows the shock absorber housing to turn the wheel.
Driveshaft

Methods of mounting

Various methods of mounting axle spindle are available. In general, these methods involve forming a tubular blank of uniform cross section and thickness, and receiving the bearing assembly against it. The spindle is then secured using a collar, which also serves as a bearing stop. In some cases, additional features are used to provide greater security. Some of these features may not be suitable for all applications. But they are generally suitable.
Axle spindle forming is usually done by progressive steps using hollow punches. The metallic body of the punch has an inner work surface, which receives the axle blank. A mandrel is fixed within the work opening of the punch. The punch body’s work surface forges the spindle about the mandrel. The punch has 2 ends, a closed and an open one.
A wheeled vehicle axle assembly (10) includes a cylindrical housing member (12 a) and a plurality of spindle mounting flanges (30) secured on the housing member. The spindles (16) are firmly attached to the housing member by means of coupling members. The coupling members are configured to distribute the bending loads imposed on the spindle by the axle. It is important to note that the coupling members can be either threaded or screwed.
Traditionally, axle spindles were made from tubular blanks of irregular thickness. This method allowed for a gradual reduction in diameter and eliminated the need for extra metal within the spindle. Similarly, axles made by cold forming eliminate the need for additional metal in the spindle. In this way, the overall cost of manufacture is also reduced. The material used for manufacturing axles also determines the size and shape of the final product.
Driveshaft

Bearings

A nut 16 is used to retain the wheel bearings on axle spindle 12. The nut comprises several parts. The first portion includes a plurality of threads and a deformable second portion. The nut may be disposed on the inboard or outboard end of the axle spindle. This type of nut is typically secured to the axle spindle by a retaining nut.
The bearings are installed in the spindle to allow the wheel hub to rotate. While bearings are greased, they can dry out over time. Consequently, you may hear a loud clicking sound when turning your vehicle. Alternatively, you may notice grease on the edges of your tires. Bearing failure can cause severe damage to your axle spindle. If you notice any of these symptoms, you may need to replace the bearings on your axle spindle. Fortunately, you can purchase the necessary bearing parts at O’Reilly Auto Parts.
There are 3 ways to mount an axle spindle. A typical axle assembly has the spindles bolted to the ends of the tubular axle. A torsion beam is also used to mount the spindles on the axle. This torsion beam acts like a spring to help make the ride smooth and bump-free. Lastly, the axle spindle is sometimes mounted as a bolt-on component.

Cost

If your axle spindle has been damaged, you may need to have it replaced. This part of the axle is relatively easy to replace, but you need to know how to do it correctly. To replace your axle spindle, you must first remove the damaged one. To do this, a technician will cut the weld. They will then thread the new 1 into the axle tube and torque it to specification. After that, they will weld the new axle spindle into place.
When you are thinking about the cost of an axle spindle replacement, you must first determine if it is worth it for your vehicle. It is generally a good idea to replace the spindle only if it is causing damage to your vehicle. You can also replace your axle housing if it is deteriorating. If you do not replace the spindle, you can risk damaging the axle housing. To save money, you can consider using a repair kit.
You can also purchase an axle nut socket set. Most wrenches have an adjusting socket for this purpose. The socket set should be suitable for most vehicle types. Axle spindle replacement costs around $500 to $600 before tax. However, you should be aware that these costs vary widely based on the type of vehicle you have. The parts can cost between $430 and $480, and the labor can cost anywhere from $50 to 70.

China OEM Tapered Roller Bearing 32004/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     near me shop China OEM Tapered Roller Bearing 32004/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     near me shop

China Hot selling Tapered Roller Bearing 33214/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing with Great quality

Product Description

Tapered Roller Bearing 33214/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

What is a driveshaft and how much does it cost to replace one?

Your vehicle is made up of many moving parts. Knowing each part is important because a damaged driveshaft can seriously damage other parts of the car. You may not know how important your driveshaft is, but it’s important to know if you want to fix your car. In this article, we’ll discuss what a driveshaft is, what its symptoms are, and how much it costs to replace a driveshaft.
air-compressor

Repair damaged driveshafts

A damaged driveshaft does not allow you to turn the wheels freely. It also exposes your vehicle to higher repair costs due to damaged driveshafts. If the drive shaft breaks while the car is in motion, it may cause a crash. Also, it can significantly affect the performance of the car. If you don’t fix the problem right away, you could risk more expensive repairs. If you suspect that the drive shaft is damaged, do the following.
First, make sure the drive shaft is protected from dust, moisture, and dust. A proper driveshaft cover will prevent grease from accumulating in the driveshaft, reducing the chance of further damage. The grease will also cushion the metal-to-metal contact in the constant velocity joints. For example, hitting a soft material is better than hitting a metal wall. A damaged prop shaft can not only cause difficult cornering, but it can also cause the vehicle to vibrate, which can further damage the rest of the drivetrain.
If the driveshaft is damaged, you can choose to fix it yourself or take it to a mechanic. Typically, driveshaft repairs cost around $200 to $300. Parts and labor may vary based on your vehicle type and type of repair. These parts can cost up to $600. However, if you don’t have a mechanical background, it’s better to leave it to a professional.
If you notice that 1 of the 2 drive shafts is worn, it’s time to repair it. Worn bushings and bearings can cause the drive shaft to vibrate unnecessarily, causing it to break and cause further damage. You can also check the center bearing if there is any play in the bearing. If these symptoms occur, it is best to take your car to a mechanic as soon as possible.
air-compressor

Learn about U-joints

While most vehicles have at least 1 type of U-joint, there are other types available. CV joints (also known as hot rod joints) are used in a variety of applications. The minor axis is shorter than the major axis on which the U-joint is located. In both cases, the U-joints are lubricated at the factory. During servicing, the drive shaft slip joint should be lubricated.
There are 2 main styles of U-joints, including forged and press fit. They are usually held in place by C-clamps. Some of these U-joints have knurls or grooves. When selecting the correct fitting, be sure to measure the entire fitting. To make sure you get the correct size, you can use the size chart or check the manual for your specific model.
In addition to lubrication, the condition of the U-joint should be checked regularly. Lubricate them regularly to avoid premature failure. If you hear a clicking sound when shifting gears, the u-joint space may be misaligned. In this case, the bearing may need to be serviced. If there is insufficient grease in the bearings, the universal joint may need to be replaced.
U-joint is an important part of the automobile transmission shaft. Without them, your car would have no wheeled suspension. Without them, your vehicle will have a rickety front end and a wobbly rear end. Because cars can’t drive on ultra-flat surfaces, they need flexible driveshafts. The U-joint compensates for this by allowing it to move up and down with the suspension.
A proper inspection will determine if your u-joints are loose or worn. It should be easy to pull them out. Make sure not to pull them all the way out. Also, the bearing caps should not move. Any signs of roughness or wear would indicate a need for a new UJ. Also, it is important to note that worn UJs cannot be repaired.

Symptoms of Driveshaft Failure

One of the most common problems associated with a faulty driveshaft is difficulty turning the wheels. This severely limits your overall control over the vehicle. Fortunately, there are several symptoms that could indicate that your driveshaft is failing. You should take immediate steps to determine the cause of the problem. One of the most common causes of driveshaft failure is a weak or faulty reverse gear. Other common causes of driveshaft damage include driving too hard, getting stuck in reverse gear and differential lock.
Another sign of a failed driveshaft is unusual noise while driving. These noises are usually the result of wear on the bushings and bearings that support the drive shaft. They can also cause your car to screech or scratch when switching from drive to idle. Depending on the speed, the noise may be accompanied by vibration. When this happens, it’s time to send your vehicle in for a driveshaft replacement.
One of the most common symptoms of driveshaft failure is noticeable jitter when accelerating. This could be a sign of a loose U-joint or worn center bearing. You should thoroughly inspect your car to determine the cause of these sounds and corresponding symptoms. A certified mechanic can help you determine the cause of the noise. A damaged propshaft can severely limit the drivability of the vehicle.
Regular inspection of the drive shaft can prevent serious damage. Depending on the damage, you can replace the driveshaft for anywhere from $500 to $1,000. Depending on the severity of the damage and the level of repair, the cost will depend on the number of parts that need to be replaced. Do not drive with a bad driveshaft as it can cause a serious crash. There are several ways to avoid this problem entirely.
The first symptom to look for is a worn U-joint. If the U-joint comes loose or moves too much when trying to turn the steering wheel, the driveshaft is faulty. If you see visible rust on the bearing cap seals, you can take your car to a mechanic for a thorough inspection. A worn u-joint can also indicate a problem with the transmission.
air-compressor

The cost of replacing the drive shaft

Depending on your state and service center, a driveshaft repair can cost as little as $300 or as high as $2,000, depending on the specifics of your car. Labor costs are usually around $70. Prices for the parts themselves range from $400 to $600. Labor costs also vary by model and vehicle make. Ultimately, the decision to repair or replace the driveshaft will depend on whether you need a quick car repair or a full car repair.
Some cars have 2 separate driveshafts. One goes to the front and the other goes to the back. If your car has 4 wheel drive, you will have two. If you’re replacing the axles of an all-wheel-drive car, you’ll need a special part for each axle. Choosing the wrong 1 can result in more expensive repairs. Before you start shopping, you should know exactly how much it will cost.
Depending on the type of vehicle you own, a driveshaft replacement will cost between PS250 and PS500. Luxury cars can cost as much as PS400. However, for safety and the overall performance of the car, replacing the driveshaft may be a necessary repair. The cost of replacing a driveshaft depends on how long your car has been on the road and how much wear and tear it has experienced. There are some symptoms that indicate a faulty drive shaft and you should take immediate action.
Repairs can be expensive, so it’s best to hire a mechanic with experience in the field. You’ll be spending hundreds of dollars a month, but you’ll have peace of mind knowing the job will be done right. Remember that you may want to ask a friend or family member to help you. Depending on the make and model of your car, replacing the driveshaft is more expensive than replacing the parts and doing it yourself.
If you suspect that your drive shaft is damaged, be sure to fix it as soon as possible. It is not advisable to drive a car with abnormal vibration and sound for a long time. Fortunately, there are some quick ways to fix the problem and avoid costly repairs later. If you’ve noticed the symptoms above, it’s worth getting the job done. There are many signs that your driveshaft may need service, including lack of power or difficulty moving the vehicle.

China Hot selling Tapered Roller Bearing 33214/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     with Great qualityChina Hot selling Tapered Roller Bearing 33214/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     with Great quality

China high quality Tapered Roller Bearing 33108/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing with Best Sales

Product Description

Tapered Roller Bearing 33108/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

Axle Spindle Types and Installation

Are you looking for a new axle spindle for your vehicle? If so, you’ve come to the right place. Learn more about their types, functions, and installation. After reading this article, you’ll be well on your way to finding your new axle spindle. Axle spindles are essential to your vehicle. There are several types and each has unique characteristics. Here’s how to choose the best 1 for your car.

Dimensions

Axle spindle dimensions are crucial for safe wheel support. This component experiences significant stress and load during bearing mounting and must provide sufficient strength. The axle spindle can be hot-forged or shaped to include an integral shoulder. The shape of the bearing stop region must be abruptly transitioned from a straight to a curved configuration. Dimensions of axle spindle vary with different materials, manufacturing techniques, and applications.
The bearing surfaces of the axle spindle are 1.376 inches across, while the bearing spacer is 1.061 inch across. The axle spindle is 1.376 inches long and includes a cotter pin and nut. Typical axle spindle dimensions are listed below. Some axles may have additional components to reduce their weight, while others may not have any. The number of axles and bearings is also important to consider when determining the dimensions of the axle.
The outside shape of the axle spindle 40 is similar to that of the prior art spindle 10. The outer wheel bearing region 44 is cylindrical with a diameter D 1 and an inner wheel bearing region 46. An axially-separating transition region 48 separates the inner bearing region 46 from the outer wheel bearing region 44. It is important to note that the internal diameter is generally slightly larger than the outer wheel bearing region 46.
Axle spindles can be integrally formed or welded to the housing or central beam. They can also be designed differently depending on the intended function. For example, the trailer axle spindle may have a circular or rectangular cross section. Once again, axle spindles are important for safety and longevity, so it is important to know their dimensions. You can also check online for the dimensions of axle spindles.
Driveshaft

Function

Axle spindles are crucial components of a vehicle’s suspension system. They enable a vehicle to move forward, turn, brake, and accelerate. The axle also supports the wheel bearings. In addition to supporting the wheel hub, the axle spindle connects the arms of each wheel to the chassis. This piece is also known as a steering knuckle. The axle spindle’s job is to provide sufficient strength to support the axle.
The functional elements of an axle spindle are cylindrical and have a transition region and an outer surface with an irregular pattern. They have a first and a second diameter, and are shaped to form the spindle’s beam portion and spindle region. The transition region forms a pivotal connection between the axle and the suspension. It also provides the connection between the axle and the trailer. It allows a vehicle to rotate without causing excessive vibrations.
Axle spindles can be circular in structure and are similar to those of the prior art. They support wheel hub configurations. The first end of a spindle is threaded, while the second end is open. The outer wheel bearing region has an outer surface with a diameter D1, while the inner wheel bearing region 46 has a cylindrical outer surface with a diameter D2. The transition region separates the spindle from the rest of the axle.
The spindle nut retains the wheel hub on the spindle, whereas the spindle nut holds the hub assembly in place. A spindle nut retains the wheel on the spindle. A hub cap protects the locking nut assembly and lubrication area. A hub cap is also a common component of the axle. The hub cap also provides a protective shield for the spindle nut.
Steering axle spindles do not extend to the right of the oil seal. They extend from the steering kunckle, which is pivotally joined to the steering axle beam. Despite the differences in bearing seals, wheel hub mounting means, and brake assemblies, the basic spindle configuration is the same. A spindle consists of 2 axially separated bearing regions, 1 with a larger diameter than the other, with a bearing stop adjacent to the inner bearing region.
Driveshaft

Types

The axle is the basic unit of an automobile, and it includes several components. Among these are bearings, axle housings, and wheel hubs. Bearings and axle housings take on all of the radial loads placed on them during operation. As a result, they are necessary to ensure that a vehicle is able to function at its optimum level. But if you’re not sure what these components are, they can make all the difference in your ride.
Axle type depends on a number of factors, including the amount of force produced. In some cases, the vehicle already has pre-designed axles that come in standard formats, but in other cases, a customer can order a custom-made axle for the specific needs of his vehicle. Customized axles give the vehicle operator greater control over the speed and torque of the wheels. To choose the correct axle type for your vehicle, it’s helpful to know the measurements of the axle.
Axle gear sets and lubrication passages are also different. Reverse-cut gears can’t be used in place of standard cut gears, and vice-versa. The 2 types of axle are compatible, but the spline count of the differential case must match that of the axle. It’s important to remember that a different type of axle may work with a different type of machine tool.
Different axle spindle materials have their own advantages and disadvantages. Some are more durable than others, depending on their load capacity. Disc brake hubs and axle spindles are similar to the non-braking ones, but include a rotor and a caliper yoke. The yoke design on the rotor or caliper spindle is specific for each rotor.
Bearing-type axles are the most durable. They transfer the weight of the vehicle to the axle casing. The axle housing is retained by a flange bolted to the hub, and the axle bearings are secured on the spindle by a large nut. Alternatively, axles with bearings are supported solely on the axle spindle and don’t require a hub. Floating axles are typically better for long-term operation, but may be a limited choice for vehicles.
Driveshaft

Installation

Axle spindle installation involves tightening the axle spindle nut to retain the spacer and bearing cones in position. When properly tightened, the axle spindle nut provides the clamp force required to compress the bearing spacer and bearing cone. Preloading is an important part of axle spindle installation because it optimizes bearing life by limiting the tolerance range of end play. Here are some tips on axle spindle installation.
To start the process, you should remove the axle spindle from the vehicle. If the old spindle is not a bolt-on type, a technician will need to cut the weld that holds the axle spindle in place. Then, he or she would need to thread the new spindle back into place. The axle tube must be threaded to accept the new spindle. Once the axle spindle is properly installed, the technician will need to tighten it to the specified torque.
Once the axle spindle is installed, the technician will continue tightening the nut assembly. To ensure a tight grip, the technician will rotate the outer washer while adjusting the torque level on the axle spindle nut. If the nut is not correctly torqued, it may loosen the axle spindle. In addition, improper torque can cause excessive inboard pressure on the outer nut, which can result in over or under-compression of the bearing cone.
The second axle spindle includes an inboard bearing 54 and an outboard bearing 56. The inboard bearing has an inboard surface that abuts the shoulder 26 of the axle spindle. The outboard bearing 57 is mounted on the axle spindle near its outboard end. A bearing spacer 58 is positioned between the inboard and outboard bearings. The spacer and bearing cone group comprises the bearing cones 54 and 56.
Proper alignment of the new spindle is essential for a secure fit. Taking your trailer to a licensed repair facility for a trailer spindle installation is a good idea, as a poorly installed axle can result in improper wheel tracking and premature tire wear. A licensed trailer repair facility can do this for you without much difficulty. This way, you won’t waste your time or frustration on a DIY trailer axle replacement.

China high quality Tapered Roller Bearing 33108/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     with Best SalesChina high quality Tapered Roller Bearing 33108/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     with Best Sales

China Professional Tapered Roller Bearing 7815e/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing with Best Sales

Product Description

Tapered Roller Bearing 7815E/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

How to Compare Different Types of Spur Gears

When comparing different types of spur gears, there are several important considerations to take into account. The main considerations include the following: Common applications, Pitch diameter, and Addendum circle. Here we will look at each of these factors in more detail. This article will help you understand what each type of spur gear can do for you. Whether you’re looking to power an electric motor or a construction machine, the right gear for the job will make the job easier and save you money in the long run.
Gear

Common applications

Among its many applications, a spur gear is widely used in airplanes, trains, and bicycles. It is also used in ball mills and crushers. Its high speed-low torque capabilities make it ideal for a variety of applications, including industrial machines. The following are some of the common uses for spur gears. Listed below are some of the most common types. While spur gears are generally quiet, they do have their limitations.
A spur gear transmission can be external or auxiliary. These units are supported by front and rear casings. They transmit drive to the accessory units, which in turn move the machine. The drive speed is typically between 5000 and 6000 rpm or 20,000 rpm for centrifugal breathers. For this reason, spur gears are typically used in large machinery. To learn more about spur gears, watch the following video.
The pitch diameter and diametral pitch of spur gears are important parameters. A diametral pitch, or ratio of teeth to pitch diameter, is important in determining the center distance between 2 spur gears. The center distance between 2 spur gears is calculated by adding the radius of each pitch circle. The addendum, or tooth profile, is the height by which a tooth projects above the pitch circle. Besides pitch, the center distance between 2 spur gears is measured in terms of the distance between their centers.
Another important feature of a spur gear is its low speed capability. It can produce great power even at low speeds. However, if noise control is not a priority, a helical gear is preferable. Helical gears, on the other hand, have teeth arranged in the opposite direction of the axis, making them quieter. However, when considering the noise level, a helical gear will work better in low-speed situations.

Construction

The construction of spur gear begins with the cutting of the gear blank. The gear blank is made of a pie-shaped billet and can vary in size, shape, and weight. The cutting process requires the use of dies to create the correct gear geometry. The gear blank is then fed slowly into the screw machine until it has the desired shape and size. A steel gear blank, called a spur gear billet, is used in the manufacturing process.
A spur gear consists of 2 parts: a centre bore and a pilot hole. The addendum is the circle that runs along the outermost points of a spur gear’s teeth. The root diameter is the diameter at the base of the tooth space. The plane tangent to the pitch surface is called the pressure angle. The total diameter of a spur gear is equal to the addendum plus the dedendum.
The pitch circle is a circle formed by a series of teeth and a diametrical division of each tooth. The pitch circle defines the distance between 2 meshed gears. The center distance is the distance between the gears. The pitch circle diameter is a crucial factor in determining center distances between 2 mating spur gears. The center distance is calculated by adding the radius of each gear’s pitch circle. The dedendum is the height of a tooth above the pitch circle.
Other considerations in the design process include the material used for construction, surface treatments, and number of teeth. In some cases, a standard off-the-shelf gear is the most appropriate choice. It will meet your application needs and be a cheaper alternative. The gear will not last for long if it is not lubricated properly. There are a number of different ways to lubricate a spur gear, including hydrodynamic journal bearings and self-contained gears.
Gear

Addendum circle

The pitch diameter and addendum circle are 2 important dimensions of a spur gear. These diameters are the overall diameter of the gear and the pitch circle is the circle centered around the root of the gear’s tooth spaces. The addendum factor is a function of the pitch circle and the addendum value, which is the radial distance between the top of the gear tooth and the pitch circle of the mating gear.
The pitch surface is the right-hand side of the pitch circle, while the root circle defines the space between the 2 gear tooth sides. The dedendum is the distance between the top of the gear tooth and the pitch circle, and the pitch diameter and addendum circle are the 2 radial distances between these 2 circles. The difference between the pitch surface and the addendum circle is known as the clearance.
The number of teeth in the spur gear must not be less than 16 when the pressure angle is 20 degrees. However, a gear with 16 teeth can still be used if its strength and contact ratio are within design limits. In addition, undercutting can be prevented by profile shifting and addendum modification. However, it is also possible to reduce the addendum length through the use of a positive correction. However, it is important to note that undercutting can happen in spur gears with a negative addendum circle.
Another important aspect of a spur gear is its meshing. Because of this, a standard spur gear will have a meshing reference circle called a Pitch Circle. The center distance, on the other hand, is the distance between the center shafts of the 2 gears. It is important to understand the basic terminology involved with the gear system before beginning a calculation. Despite this, it is essential to remember that it is possible to make a spur gear mesh using the same reference circle.

Pitch diameter

To determine the pitch diameter of a spur gear, the type of drive, the type of driver, and the type of driven machine should be specified. The proposed diametral pitch value is also defined. The smaller the pitch diameter, the less contact stress on the pinion and the longer the service life. Spur gears are made using simpler processes than other types of gears. The pitch diameter of a spur gear is important because it determines its pressure angle, the working depth, and the whole depth.
The ratio of the pitch diameter and the number of teeth is called the DIAMETRAL PITCH. The teeth are measured in the axial plane. The FILLET RADIUS is the curve that forms at the base of the gear tooth. The FULL DEPTH TEETH are the ones with the working depth equal to 2.000 divided by the normal diametral pitch. The hub diameter is the outside diameter of the hub. The hub projection is the distance the hub extends beyond the gear face.
A metric spur gear is typically specified with a Diametral Pitch. This is the number of teeth per inch of the pitch circle diameter. It is generally measured in inverse inches. The normal plane intersects the tooth surface at the point where the pitch is specified. In a helical gear, this line is perpendicular to the pitch cylinder. In addition, the pitch cylinder is normally normal to the helix on the outside.
The pitch diameter of a spur gear is typically specified in millimeters or inches. A keyway is a machined groove on the shaft that fits the key into the shaft’s keyway. In the normal plane, the pitch is specified in inches. Involute pitch, or diametral pitch, is the ratio of teeth per inch of diameter. While this may seem complicated, it’s an important measurement to understand the pitch of a spur gear.
gear

Material

The main advantage of a spur gear is its ability to reduce the bending stress at the tooth no matter the load. A typical spur gear has a face width of 20 mm and will fail when subjected to 3000 N. This is far more than the yield strength of the material. Here is a look at the material properties of a spur gear. Its strength depends on its material properties. To find out what spur gear material best suits your machine, follow the following steps.
The most common material used for spur gears is steel. There are different kinds of steel, including ductile iron and stainless steel. S45C steel is the most common steel and has a 0.45% carbon content. This type of steel is easily obtainable and is used for the production of helical, spur, and worm gears. Its corrosion resistance makes it a popular material for spur gears. Here are some advantages and disadvantages of steel.
A spur gear is made of metal, plastic, or a combination of these materials. The main advantage of metal spur gears is their strength to weight ratio. It is about 1 third lighter than steel and resists corrosion. While aluminum is more expensive than steel and stainless steel, it is also easier to machine. Its design makes it easy to customize for the application. Its versatility allows it to be used in virtually every application. So, if you have a specific need, you can easily find a spur gear that fits your needs.
The design of a spur gear greatly influences its performance. Therefore, it is vital to choose the right material and measure the exact dimensions. Apart from being important for performance, dimensional measurements are also important for quality and reliability. Hence, it is essential for professionals in the industry to be familiar with the terms used to describe the materials and parts of a gear. In addition to these, it is essential to have a good understanding of the material and the dimensional measurements of a gear to ensure that production and purchase orders are accurate.

China Professional Tapered Roller Bearing 7815e/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     with Best SalesChina Professional Tapered Roller Bearing 7815e/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     with Best Sales

China Professional Tapered Roller Bearing 32307/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing near me supplier

Product Description

Tapered Roller Bearing 32307/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

Screw Shaft Features Explained

When choosing the screw shaft for your application, you should consider the features of the screws: threads, lead, pitch, helix angle, and more. You may be wondering what these features mean and how they affect the screw’s performance. This article explains the differences between these factors. The following are the features that affect the performance of screws and their properties. You can use these to make an informed decision and purchase the right screw. You can learn more about these features by reading the following articles.

Threads

The major diameter of a screw thread is the larger of the 2 extreme diameters. The major diameter of a screw is also known as the outside diameter. This dimension can’t be directly measured, but can be determined by measuring the distance between adjacent sides of the thread. In addition, the mean area of a screw thread is known as the pitch. The diameter of the thread and pitch line are directly proportional to the overall size of the screw.
The threads are classified by the diameter and pitch. The major diameter of a screw shaft has the largest number of threads; the smaller diameter is called the minor diameter. The thread angle, also known as the helix angle, is measured perpendicular to the axis of the screw. The major diameter is the largest part of the screw; the minor diameter is the lower end of the screw. The thread angle is the half distance between the major and minor diameters. The minor diameter is the outer surface of the screw, while the top surface corresponds to the major diameter.
The pitch is measured at the crest of a thread. In other words, a 16-pitch thread has a diameter of 1 sixteenth of the screw shaft’s diameter. The actual diameter is 0.03125 inches. Moreover, a large number of manufacturers use this measurement to determine the thread pitch. The pitch diameter is a critical factor in successful mating of male and female threads. So, when determining the pitch diameter, you need to check the thread pitch plate of a screw.
screwshaft

Lead

In screw shaft applications, a solid, corrosion-resistant material is an important requirement. Lead screws are a robust choice, which ensure shaft direction accuracy. This material is widely used in lathes and measuring instruments. They have black oxide coatings and are suited for environments where rusting is not acceptable. These screws are also relatively inexpensive. Here are some advantages of lead screws. They are highly durable, cost-effective, and offer high reliability.
A lead screw system may have multiple starts, or threads that run parallel to each other. The lead is the distance the nut travels along the shaft during a single revolution. The smaller the lead, the tighter the thread. The lead can also be expressed as the pitch, which is the distance between adjacent thread crests or troughs. A lead screw has a smaller pitch than a nut, and the smaller the lead, the greater its linear speed.
When choosing lead screws, the critical speed is the maximum number of revolutions per minute. This is determined by the minor diameter of the shaft and its length. The critical speed should never be exceeded or the lead will become distorted or cracked. The recommended operational speed is around 80 percent of the evaluated critical speed. Moreover, the lead screw must be properly aligned to avoid excessive vibrations. In addition, the screw pitch must be within the design tolerance of the shaft.

Pitch

The pitch of a screw shaft can be viewed as the distance between the crest of a thread and the surface where the threads meet. In mathematics, the pitch is equivalent to the length of 1 wavelength. The pitch of a screw shaft also relates to the diameter of the threads. In the following, the pitch of a screw is explained. It is important to note that the pitch of a screw is not a metric measurement. In the following, we will define the 2 terms and discuss how they relate to 1 another.
A screw’s pitch is not the same in all countries. The United Kingdom, Canada, and the United States have standardized screw threads according to the UN system. Therefore, there is a need to specify the pitch of a screw shaft when a screw is being manufactured. The standardization of pitch and diameter has also reduced the cost of screw manufacturing. Nevertheless, screw threads are still expensive. The United Kingdom, Canada, and the United States have introduced a system for the calculation of screw pitch.
The pitch of a lead screw is the same as that of a lead screw. The diameter is 0.25 inches and the circumference is 0.79 inches. When calculating the mechanical advantage of a screw, divide the diameter by its pitch. The larger the pitch, the more threads the screw has, increasing its critical speed and stiffness. The pitch of a screw shaft is also proportional to the number of starts in the shaft.

Helix angle

The helix angle of a screw shaft is the angle formed between the circumference of the cylinder and its helix. Both of these angles must be equal to 90 degrees. The larger the lead angle, the smaller the helix angle. Some reference materials refer to angle B as the helix angle. However, the actual angle is derived from calculating the screw geometry. Read on for more information. Listed below are some of the differences between helix angles and lead angles.
High helix screws have a long lead. This length reduces the number of effective turns of the screw. Because of this, fine pitch screws are usually used for small movements. A typical example is a 16-mm x 5-inch screw. Another example of a fine pitch screw is a 12x2mm screw. It is used for small moves. This type of screw has a lower lead angle than a high-helix screw.
A screw’s helix angle refers to the relative angle of the flight of the helix to the plane of the screw axis. While screw helix angles are not often altered from the standard square pitch, they can have an effect on processing. Changing the helix angle is more common in two-stage screws, special mixing screws, and metering screws. When a screw is designed for this function, it should be able to handle the materials it is made of.
screwshaft

Size

The diameter of a screw is its diameter, measured from the head to the shaft. Screw diameters are standardized by the American Society of Mechanical Engineers. The diameters of screws range from 3/50 inches to 16 inches, and more recently, fractions of an inch have been added. However, shaft diameters may vary depending on the job, so it is important to know the right size for the job. The size chart below shows the common sizes for screws.
Screws are generally referred to by their gauge, which is the major diameter. Screws with a major diameter less than a quarter of an inch are usually labeled as #0 to #14 and larger screws are labeled as sizes in fractions of an inch. There are also decimal equivalents of each screw size. These measurements will help you choose the correct size for your project. The screws with the smaller diameters were not tested.
In the previous section, we described the different shaft sizes and their specifications. These screw sizes are usually indicated by fractions of an inch, followed by a number of threads per inch. For example, a ten-inch screw has a shaft size of 2” with a thread pitch of 1/4″, and it has a diameter of 2 inches. This screw is welded to a two-inch Sch. 40 pipe. Alternatively, it can be welded to a 9-inch O.A.L. pipe.
screwshaft

Shape

Screws come in a wide variety of sizes and shapes, from the size of a quarter to the diameter of a U.S. quarter. Screws’ main function is to hold objects together and to translate torque into linear force. The shape of a screw shaft, if it is round, is the primary characteristic used to define its use. The following chart shows how the screw shaft differs from a quarter:
The shape of a screw shaft is determined by 2 features: its major diameter, or distance from the outer edge of the thread on 1 side to the inner smooth surface of the shaft. These are generally 2 to 16 millimeters in diameter. Screw shafts can have either a fully threaded shank or a half-threaded shank, with the latter providing better stability. Regardless of whether the screw shaft is round or domed, it is important to understand the different characteristics of a screw before attempting to install it into a project.
The screw shaft’s diameter is also important to its application. The ball circle diameter refers to the distance between the center of 2 opposite balls in contact with the grooves. The root diameter, on the other hand, refers to the distance between the bottommost grooves of the screw shaft. These are the 2 main measurements that define the screw’s overall size. Pitch and nominal diameter are important measurements for a screw’s performance in a particular application.

Lubrication

In most cases, lubrication of a screw shaft is accomplished with grease. Grease is made up of mineral or synthetic oil, thickening agent, and additives. The thickening agent can be a variety of different substances, including lithium, bentonite, aluminum, and barium complexes. A common classification for lubricating grease is NLGI Grade. While this may not be necessary when specifying the type of grease to use for a particular application, it is a useful qualitative measure.
When selecting a lubricant for a screw shaft, the operating temperature and the speed of the shaft determine the type of oil to use. Too much oil can result in heat buildup, while too little can lead to excessive wear and friction. The proper lubrication of a screw shaft directly affects the temperature rise of a ball screw, and the life of the assembly. To ensure the proper lubrication, follow the guidelines below.
Ideally, a low lubrication level is appropriate for medium-sized feed stuff factories. High lubrication level is appropriate for larger feed stuff factories. However, in low-speed applications, the lubrication level should be sufficiently high to ensure that the screws run freely. This is the only way to reduce friction and ensure the longest life possible. Lubrication of screw shafts is an important consideration for any screw.

China Professional Tapered Roller Bearing 32307/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     near me supplier China Professional Tapered Roller Bearing 32307/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     near me supplier

China Hot selling Tapered Roller Bearing 32918/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing near me supplier

Product Description

Tapered Roller Bearing 32918/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

Choosing the Right Ball Bearing for Your Application

When choosing a Ball Bearing, there are several things to consider. These factors include: the size, lubricant type, presence of corrosive agents, stray electrical currents, and more. It can be challenging to choose the right type, size, and type of ball bearing for your application. You should also carefully calculate the loads to determine the right size. Here are some tips for choosing the right Ball Bearing for your application.

Single-row

The single-row ball bearing is 1 of the most popular types of bearings. The inner and outer ring are designed with raceway grooves that are shaped slightly larger than the balls. This type of bearing has a low torque and can handle high-speed applications with minimal power loss. The radial dimensions of single-row ball bearings also vary, so it is possible to find 1 that fits your specific application. Besides the above-mentioned advantages, single-row ball bearings are also available with varying grease levels and are widely applicable to applications where the space is limited.
Single-row ball bearings are also called angular-contact ball bearings. Because of their single-row design, they are not separable and can accommodate a high-speed, heavy-duty application. Single-row angular-contact ball bearings can only handle axial load in 1 direction, and they must be installed in pairs for pure radial loads. Single-row ball bearings are a popular type of rolling bearings and can be used for a wide range of applications.
bearing

Self-aligning

The self-aligning ball bearing was invented by Sven Wingquist, a plant engineer for a textile company in Sweden. While he was responsible for making production as efficient as possible, he soon realized that the machinery he had in place wasn’t working as efficiently as it could. Although ball bearings are great for reducing friction, they were not flexible enough to compensate for misalignments in the machine.
Self-aligning ball bearings have 2 rows of balls and a common sphered raceway. The inner ring is curved and combines the 2 rows of balls into 1 cage. These bearings can tolerate shaft misalignment and compensate for static angular defects. They can be used in simple woodworking machinery, ventilators, and conveying equipment. They are often the preferred choice for applications where shaft alignment is an issue.

Ceramic

A Ceramic ball bearing is a type of high-performance bearing that is available in both full-ceramic and hybrid forms. The main differences between ceramic and steel ball bearings are their construction, lubrication, and mobility. High-quality ceramic ball bearings are durable, and they are ideal for corrosive and high-temperature applications. The material used to create these bearings helps prevent electrolytic corrosion. They are also ideal for reducing the friction and lubrication requirements.
Ceramic balls are harder and less brittle than steel balls, which gives them a higher degree of rigidity. Ceramics also have a higher hardness, with a hardness of Rc75-80 compared to Rc58-64 for steel balls. Their high compressive strength is approximately 5 to 7 times greater than steel. In addition, they have a very low coefficient of friction, which allows them to spin at higher speeds and with less friction. This increases their lifespan and durability, and decreases the energy needed to turn cranks.

Steel

Unlike traditional bearings, steel balls have a relatively uniform hardness. Carbon steel, for instance, is 2.1% carbon by weight. According to the American Iron and Steel Institute, copper content must be no more than 0.40% and manganese content should not be more than 1.65 g/cm3. After carbonizing, steel balls undergo a process called sizing, which improves their roundness geometry and hardness.
The main differences between steel ball bearings and ceramic ball bearings can be traced to their different materials. Ceramic balls are made from zirconium dioxide or silicon nitride. Silicon nitride is harder than steel and resists shocks. The result is increased speed and longer service life. Polyoxymethylene acetal (PMMA) bearing balls are known for their stiffness, strength, and tolerance, but are not as common as steel ball bearings.

Plastic

The most popular types of plastic ball bearings are made of polypropylene or PTFE. These bearings are used in applications requiring higher chemical resistance. Polypropylene is a structural polymer that offers excellent physical and chemical properties, including excellent resistance to organic solvents and degreasing agents. Its lightweight, low moisture absorption rate, and good heat resistance make it an excellent choice for high-temperature applications. However, plastic bearings are not without their drawbacks, especially when operating at very high temperatures or under heavy loads.
Compared to metal bearings, plastic ball-bearings do not require lubrication. They also are highly corrosion-resistant, making them an excellent choice for wash-down applications. They are also post-, autoclave-, and gamma sterilizable. Many conventional steel ball-bearings cannot handle the high temperatures of food processing or swimming pools. In addition to high temperature applications, plastic ball bearings are resistant to chemicals, including chlorine.
bearing

Glass

Plastic sliding bearings are molded bearings made of engineering plastic. With self-lubricating modification technology, these bearings can be produced by injection molding of plastic beads. They are widely used in various industries such as office equipment, fitness and automotive equipment. In addition to plastic bearings, glass balls are used in a variety of other applications, including medical equipment. Glass ball bearings have excellent corrosion resistance, excellent mechanical properties, and are electrically insulators.
Plastic ball bearings are made of all-plastic races and cages. These bearings are suitable for applications that are exposed to acids and alkalis. Because they are cheaper than glass balls, plastic ball bearings are popular in chemical-exposed environments. Stainless steel balls are also resistant to heat and corrosion. But the main disadvantage of plastic ball bearings is that they are not as strong as glass balls. So, if weight and noise is your main concern, consider using plastic balls instead.

Miniature

The global miniature ball bearing market is expected to reach US$ 2.39 Billion by 2027, at a CAGR of 7.2%. Growth in the region is attributed to technological advancement and government initiatives. Countries such as India and China are attracting FDIs and emphasizing the establishment of a global manufacturing hub. This is boosting the market for miniature ball bearings. The miniscule ball bearings are manufactured in small quantities and are very small.
Some manufacturers produce miniature ball bearings in different materials and designs. Chrome steel is the most popular material for miniature ball bearings because of its high load capacity, low noise properties, and lower cost. But the cost of stainless steel miniature bearings is low, since the amount of steel used is minimal. Stainless steel miniature bearings are the smallest in size. Therefore, you can choose stainless steel mini ball bearings for high-speed applications.

Angular-contact

Angular-contact ball bearings have 3 components: a cage, inner ring, and balls. Angular-contact ball bearings can support high axial and radial loads. Various design and manufacturing attributes make angular-contact ball bearings suitable for a variety of applications. Some features of this bearing type include a special lubricant, different cage materials, and different coatings.
The size of an angular-contact ball bearing is determined by the design units: outer ring width, axial load, and radial load. Depending on the type of application, an angular-contact ball bearing may be manufactured in double-row, triple-row, or quadruple-row configurations. Angular contact ball bearings can be classified according to their design units, which range from metric to imperial. A higher ABEC number means tighter tolerances. To determine the tolerance equivalent of a particular bearing, consult a standard Angular-contact ball bearing table.
Angular-contact ball bearings feature high and low-shoulder configurations. They have two-dimensional races that accommodate axial and radial loads. They are available in self-retaining units with solid inner and outer rings, and ball and cage assemblies. Cages made of cast and wrought brass are the most popular, but lightweight phenolic cages are also available. The latter is a better choice because it doesn’t absorb oil and has lower rolling friction.
bearing

Materials

When it comes to the construction of a ball bearing, high-quality raw materials are a crucial component. These materials not only affect the overall quality of a ball bearing, but also influence the cost. That’s why you should pay close attention to raw material quality. In addition to that, raw materials should be tested several times before the manufacturing process to ensure quality. Read on for some information about the different types of materials used to make ball bearings.
Steel is the most common material for ball bearings. Most ball bearings contain stainless steel balls, which are remarkably corrosion-resistant. They are also resistant to saltwater and alkalis. However, stainless steel balls are heavier than plastic ones, and they are also magnetic, which may be a drawback in some applications. If you’re looking for a metal-free option, glass balls are the way to go. They’re sturdy, lightweight, and resistant to a wide range of chemicals.

China Hot selling Tapered Roller Bearing 32918/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     near me supplier China Hot selling Tapered Roller Bearing 32918/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     near me supplier

China wholesaler Tapered Roller Bearing 32906/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing near me manufacturer

Product Description

Tapered Roller Bearing 32906/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

Axle Spindle Types and Features

The axle spindle is an integral part of your vehicle’s suspension. There are several different types and features, including mounting methods, bearings, and functions. Read on for some basic information on axle spindles. The next part of the article will cover how to choose the correct axle spindle for your vehicle. This article will also discuss the different types of spindles available, including the differences between the rear and front bearings.
Driveshaft

Features

The improved axle spindle nut assembly is capable of providing additional performance benefits, including increased tire life and reduced seal failure. Its keyway features and radially inwardly extending teeth allow nut adjustment to be accomplished with precision. The invention further provides a unique, multi-piece locking mechanism that minimizes leakage and torque transfer. Its principles and features are detailed in the appended claims. For example, the improved axle spindle nut assembly is designed for use in vehicles that are equipped with a steering system.
The axle spindle nut assembly includes a nut 252 with threads 256 on its inner periphery. The axle spindle 50 also features threads 198 on its outer periphery. The nut is threaded onto the outboard end of the axle spindle 50 until it contacts the inboard surface of the axle spacer 26. In the assembled state, a bearing spacer 58 is also present on the axle spindle.
The axle spindle nut assembly can reduce axial end play between the wheel end assembly 52 and the axle spindle 50. It can be tightened to an extreme torque level, but if the thread faces separate, it will undercompress the bearing cone and spacer group. To minimize these disadvantages, the axle spindle nut assembly is a critical component of a wheel-end assembly. There are several types of axle spindle nuts.
The third embodiment of the axle spindle nut assembly 300 comprises an inner washer 202, an outer washer 310, and at least 1 screw 320. The axle spindle nut assembly 300 secures and preloads bearing cones 55, 57. Unlike the first embodiment, the axle spindle nut assembly 300 uses the inner washer 202, which is optional in the third embodiment. The inner washer 202 and outer washer 310 are similar to those of the first embodiment.

Functions

An axle spindle is 1 of the most important components of a vehicle’s suspension system. The spindle retains the position of bearings and a spacer in an axle by providing clamp force. The inner nut of an axle spindle should be properly torqued to ensure a secure fit. A spindle nut is also responsible for compressing bearings and spacers. If any of these components are missing, the spindle will not work properly.
An axle spindle is used in rear wheel drive cars. It carries the weight of the vehicle on the axle casing and transfers the torque from the differential to the wheels. The axle spindle and hub are secured on the spindle by large nuts. The axle spindle is a vital component of rear wheel drive vehicles. Hence, it is essential to understand the functions of axle spindle. These components are responsible for the smooth operation of a vehicle’s suspension system.
Axle spindles can be mounted in 3 ways: in the typical axle assembly, the spindles are bolted onto the ends of the tubular axle, and the axle is suspended by springs. Short stub-axle mounting uses a torsion beam that flexes to provide a smooth ride. A second washer is used to prevent excessive rotation of the axle spindle.
Apart from being a crucial component of the suspension system, the spindles of the wheels are responsible for guiding the vehicle in a straight line. They are connected to the steering axis and are used in different types of suspension systems. European cars use a MacPherson Strut suspension system in which the spindle is connected to the arms in the front and rear of the suspension frame. The MacPherson strut allows the shock absorber housing to turn the wheel.
Driveshaft

Methods of mounting

Various methods of mounting axle spindle are available. In general, these methods involve forming a tubular blank of uniform cross section and thickness, and receiving the bearing assembly against it. The spindle is then secured using a collar, which also serves as a bearing stop. In some cases, additional features are used to provide greater security. Some of these features may not be suitable for all applications. But they are generally suitable.
Axle spindle forming is usually done by progressive steps using hollow punches. The metallic body of the punch has an inner work surface, which receives the axle blank. A mandrel is fixed within the work opening of the punch. The punch body’s work surface forges the spindle about the mandrel. The punch has 2 ends, a closed and an open one.
A wheeled vehicle axle assembly (10) includes a cylindrical housing member (12 a) and a plurality of spindle mounting flanges (30) secured on the housing member. The spindles (16) are firmly attached to the housing member by means of coupling members. The coupling members are configured to distribute the bending loads imposed on the spindle by the axle. It is important to note that the coupling members can be either threaded or screwed.
Traditionally, axle spindles were made from tubular blanks of irregular thickness. This method allowed for a gradual reduction in diameter and eliminated the need for extra metal within the spindle. Similarly, axles made by cold forming eliminate the need for additional metal in the spindle. In this way, the overall cost of manufacture is also reduced. The material used for manufacturing axles also determines the size and shape of the final product.
Driveshaft

Bearings

A nut 16 is used to retain the wheel bearings on axle spindle 12. The nut comprises several parts. The first portion includes a plurality of threads and a deformable second portion. The nut may be disposed on the inboard or outboard end of the axle spindle. This type of nut is typically secured to the axle spindle by a retaining nut.
The bearings are installed in the spindle to allow the wheel hub to rotate. While bearings are greased, they can dry out over time. Consequently, you may hear a loud clicking sound when turning your vehicle. Alternatively, you may notice grease on the edges of your tires. Bearing failure can cause severe damage to your axle spindle. If you notice any of these symptoms, you may need to replace the bearings on your axle spindle. Fortunately, you can purchase the necessary bearing parts at O’Reilly Auto Parts.
There are 3 ways to mount an axle spindle. A typical axle assembly has the spindles bolted to the ends of the tubular axle. A torsion beam is also used to mount the spindles on the axle. This torsion beam acts like a spring to help make the ride smooth and bump-free. Lastly, the axle spindle is sometimes mounted as a bolt-on component.

Cost

If your axle spindle has been damaged, you may need to have it replaced. This part of the axle is relatively easy to replace, but you need to know how to do it correctly. To replace your axle spindle, you must first remove the damaged one. To do this, a technician will cut the weld. They will then thread the new 1 into the axle tube and torque it to specification. After that, they will weld the new axle spindle into place.
When you are thinking about the cost of an axle spindle replacement, you must first determine if it is worth it for your vehicle. It is generally a good idea to replace the spindle only if it is causing damage to your vehicle. You can also replace your axle housing if it is deteriorating. If you do not replace the spindle, you can risk damaging the axle housing. To save money, you can consider using a repair kit.
You can also purchase an axle nut socket set. Most wrenches have an adjusting socket for this purpose. The socket set should be suitable for most vehicle types. Axle spindle replacement costs around $500 to $600 before tax. However, you should be aware that these costs vary widely based on the type of vehicle you have. The parts can cost between $430 and $480, and the labor can cost anywhere from $50 to 70.

China wholesaler Tapered Roller Bearing 32906/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     near me manufacturer China wholesaler Tapered Roller Bearing 32906/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing     near me manufacturer

China OEM Tapered Roller Bearing 25590/20/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing with Good quality

Product Description

Tapered Roller Bearing 25590/20/Tractor Bearing/Auto Parts/Car Accessories/Roller Bearing

Feature

  • Quality Materials
  • Precision Tolerance
  • Optimizing Internal Geometries

 

Sr.No. Bearing No. Dimension (MM)
d D
1 32004 20 42 12
2 32005 25 47 15
3 32006 30 55 17
4 32007 35 62 18
5 32008 40 68 19
6 32009 45 75 20
7 32571 50 80 20
8 32011 55 90 23
9 32012 60 95 23
10 32013 65 100 23
11 32014 70 110 25
12 32015 75 115 25
13 32016 80 125 29
14 32017 85 130 29
15 32018 90 140 32
16 32019 95 145 32
17 32571 100 150 32
18 35712 15 35 11.75
19 35713 17 40 13.25
20 35714 20 47 15.25
21 35715 25 52 16.25
22 35716 30 62 17.25
23 35717 35 72 18.25
24 35718 40 80 19.75
25 35719 45 85 20.75
26 35710 50 90 21.75
27 35711 55 100 22.75
28 35712 60 110 23.75
29 35713 65 120 24.75
30 35714 70 125 26.25
31 35715 75 130 27.25
32 35716 80 140 28.25
33 35717 85 150 30.5
34 35718 90 160 32.5
35 35719 95 145 32
36 30302 15 42 14.25
37 30303 15 47 15.25
38 30304 20 52 16.25
39 30305 25 62 18.25
40 30306 30 72 20.75
41 30307 35 80 22.75
42 30308 40 90 25.25
43 30309 45 100 27.25
44 3571 50 110 29.25
45 3571 55 120 31.5
46 3571 60 130 33.5
47 3571 65 140 36
48 3571 70 150 38
49 3571 75 160 40
50 32204 20 47 19.5
51 32205 25 52 19.25
52 32206 30 62 21.25
53 32207 35 72 24.25
54 32208 40 80 24.75
55 32209 45 85 24.75
56 32210 50 90 24.75
57 32211 50 100 26.75
58 32212 60 110 29.75
59 32213 65 120 32.75
60 32214 70 125 33.25
61 32215 75 130 33.25
62 32216 80 140 35.25
63 32217 85 150 38.5
64 32218 90 160 42.5
65 32305 25 62 25.25
66 32306 30 72 28.75
67 32307 35 80 32.75
68 32308 40 90 35.25
69 32309 40 100 38.25
70 32310 50 110 42.25
71 32311 55 120 45.5
72 32312 60 130 48.5
73 32313 65 140 51
74 7813E 65 110 30.5
75 7814E 70 117 33
76 7815E 75 135 44.8
77 7816E 80 140 45
78 31305 25 62 17
79 31306 30 72 21
80 31307 35 80 21
81 31308 40 90 23
82 31309 45 100 25
83 31310 50 110 27
84 31311 55 130 31.5
85 31312 60 130 31
86 31313 65 140 33
87 31314 70 150 38
88 7713 65 130 45
89 33005 25 47 17
90 33006 30 55 20
91 33007 35 62 20
92 33008 40 68 22
93 33009 45 75 24
94 33571 50 80 24
95 33011 55 90 27
96 33012 60 95 27
97 33013 65 100 27
98 33014 70 110 31
99 33015 75 115 31
100 33108 40 75 26
101 33109 45 80 26
102 33110 50 85 26
103 33111 55 95 30
104 33112 60 100 30
105 33113 65 110 34
106 33114 70 120 37
107 33115 75 125 37
108 33116 80 130 37
109 33117 85 140 41
110 33118 90 150 45
111 33205 25 52 22
112 33206 30 60 25
113 33207 35 72 28
114 33208 40 80 32
115 33209 45 85 32
116 33210 50 90 32
117 33211 55 100 35
118 33212 60 110 38
119 33213 65 120 41
120 33214 70 125 41
121 33215 75 130 41
122 LM11749/10 17.462 39.878 13.843
123 LM11949/10 19.05 45.237 15.494
124 LM12749/10 21.986 45.237 15.494
125 LM12749/11 21.986 45.974 15.494
126 LM12649/10 21.43 50.005 17.526
127 LM67048/10 31.75 59.131 15.875
128 LM78349/10 34.988 61.973 16.7
129 LM48548/10 34.925 65.088 18.034
130 LM300849/11 40.988 67.975 17.5
131 LM501349/10 41.275 73.431 19.558
132 LM157149/10 45.242 73.431 19.558
133 LM503349/10 45.987 74.976 18
134 LM603049/10 45.242 77.788 19.842
135 L45449/10 29 50.292 14.224
136 L44643/10 25.4 50.292 14.224
137 L44649/10 26.98 50.292 14.244
138 L68149/10 34.98 59.131 15.875
139 L68149/11 34.98 59.975 15.875
140 JL69349/10 38 63 17
141 M84548/10 25.4 57.15 19.431
142 M88048/10 33.338 68.262 22.225
143 HM88648/10 35.717 72.233 25.4
144 JLM104948/10 50 82 21.5
145 HM518445/10 88.9 152.4 39.688
146 32909 45 68 15
147 29590/29522 66.675 107.95 19.05
148 320/32 58 32 17


Product Description
 

  • Tapered roller bearing normally be composed of a cup and a cone assembly, it precisely designed to manage both axial and radial load, even in the most unforgiving conditions . Single row tapered roller bearings are the most basic and widely used, CZPT built the first production lines in 1996 and today offers the world’s widest variety both in inch and metric sizes.
     
    1. with performance-enhancing features for severe-duty applications, VAFEM LM-Series wheel bearings help increase fuel efficiency, improve load-carrying capacity, fit in popular axle and hub designs – and simplify installation – helping you gain fleet uptime. Commercial Vehicle Hub Rebuild Kits are available for severe duty, dual and wide single tire applications .

 

  • Design Attributes:
  1. Raw material: Manufactured with reliable  super-clean chrome steel, these long-lasting bearings are designed to meet severe-duty application requirements.
  2. Tight tolerances: Uniform internal geometry, including angle of contact for cones and rollers, creates a precise match between cup and cone – extending bearing life.
  3. Precision profiles: Internal raceway profiles reduce stress on bearing components by distributing the loads evenly across contact surfaces – increasing load-carrying capacity.
  4. Super finishing surface: Advanced automatic finishing processes generate smoother surface finishes on races and rollers to reduce friction – helping increase fuel efficiency.
  5. Flexibility: Engineered for severe-duty applications in any configuration – dual and wide singles – LM-Series wheel bearings maintain consistency and simplicity within fleets.
  6. Compatibility: LM-Series wheel bearings fit popular axle and hub designs, allowing retrofit into existing equipment.

Design Attributes:

  • Accurate Bearing Setting: Set-Right kits feature bearings that significantly reduce the width variation found in standard bearings. Our tight bearing width tolerance enables consistent and accurate bearing setting of pre-adjusted hubs.
  • Consistent Bearing Setting: Consistently achieve proper wheel bearing setting, avoiding the need for manual bearing adjustment and promoting optimum bearing and seal life.
  • Streamlined Inventory Management: With a wide range of part numbers, each kit features 2 VAFEM  matched bearing sets and a precision-machined spacer (various of spacer types available).
  • More Uptime: manufactured with super-clean high-strength chrome steel, precision profiles and enhanced surface finishes, feature high load ratings, and outlast and outperform competitor bearings.
    Longer Bearing Life and Performance
  1. As a domestic leader in roller bearing technology, we develop bearings to outlast and outperform those frequently used on original equipment.

 
Applications
 

  • Commercial vehicles  (original equipment and aftermarket)
  • Wheel hub Kits ( After market )
  • Heavy duty trucks, tractors and construction machinery (original equipment and aftermarket)

 

What is a bushing?

A bushing is a cylindrical lining made of a flexible material inside a metal housing. The inner squeeze tube of the bushing helps prevent it from being squeezed by the clip. The material also reduces friction and isolates vibration and noise, while improving performance. This article discusses some of the most common uses for bushings. In this article, we’ll discuss the most important reasons to choose a bushing for your transmission.
DESCRIPTION Anti-friction cylindrical lining

A bushing is a bearing that minimizes friction and wear within the bore. It is also used as a housing for shafts, pins, hinges or other types of objects. It takes its name from the Middle Dutch word shrub, which means “box”. It is also homologous to the second element of blunderbuss. Here’s how to identify bushings and how to use them.
bushing

Vibration isolation

Vibration mounts are required for inertial guidance and navigation systems, radar components, and engine accessories. Bushings isolate vibration and provide a more robust design in these applications. Bushings help eliminate vibration-related operational challenges and help protect expensive equipment from damage. Below are several types of vibrating mounts and the differences between them. Each type has unique uses and applications, and the type you choose will depend on the nature of the components and the environment.
Vibration isolation is an important safety feature of many modern machines and instruments. Used to reduce the dynamic consumption that an object suffers at runtime. Instead, it protects equipment and structures from amplitude-related damage. Bushings insulate objects from vibration by reducing the amount of dynamic action transferred from the object to the support structure. Bushings are a popular choice for vibration equipment manufacturers.
Vibration isolation is important in many industrial applications. Vibration can wreak havoc on electronic and mechanical equipment. The forces exerted by vibration can reduce the life expectancy of equipment, leading to premature failure. The cost of isolation depends on the weight of the object being isolated. Most isolators have minimum damping in the isolation region and maximum damping at natural frequencies. In addition, the cost of installation, transportation and maintenance is usually included in the cost.
In addition to providing shock and vibration isolation, bushings help stabilize components by absorbing shock. These devices may need to be replaced in the long run, and your machine design may dictate whether you need to buy more than one. Bushings are an important part of your equipment, so don’t skimp on quality when choosing a vibration isolation mount. You won’t regret it. They won’t break your budget, but will keep your equipment safe.
bushing

reduce noise

A properly positioned tree will block the view between the noise source and your house. Make sure the tree is taller than your house to effectively reduce noise. Also, make sure the sprocket and axle are properly aligned. The less noise they make, the better. If you have a noisy neighbor, you may want to consider installing a bushing at the front of the house to block the noise.
While it’s possible to replace the bushing yourself, it’s best to make sure you follow some basic procedures first. Park your car on level ground and apply the brakes before removing the hood. Check that the wheels move freely. Remember to wear gloves and goggles, and don’t cut yourself with sharp objects when changing bushings. If you can’t see under the hood, try opening the hood to allow more light to reach the engine area.
SuperPro bushings are designed to reduce noise and vibration in the automotive industry. They are a popular choice for aftermarket bushing manufacturers. While OE rubber bushings are soft and quiet, these polyurethane bushings are specifically designed to eliminate these noise issues. By determining the diameter of your vehicle’s anti-roll bars, you can choose the right bushing for your vehicle. You’ll be glad you did!
Damaged bushings can cause the stabilizer bar to become unstable. This, in turn, can cause the steering components to misalign, creating a loud ding. Worn bushings can also cause the wheel to squeak as it moves. If they’re worn, you’ll hear squeaks when cornering. You may even hear these noises when you are turning or changing lanes.
bushing

a bearing

A bushing is a component that provides a bearing surface for the forces acting axially on the shaft. A typical example of a thrust bearing is a propeller shaft. The bushing can be a separate part or an integral part of the machine. Typically, bushings are replaceable, while integral bearings are permanent and should not be replaced unless worn or damaged. Bushings are most commonly used in machinery, where they allow relative movement between components.
The bushing is usually an integral unit, while the bearing may have several parts. Simple bushings can be made of brass, bronze or steel. It is often integrated into precision machined parts and helps reduce friction and wear. Typically, bushings are made of brass or bronze, but other materials can also be used. Different designs have different applications, so you should understand what your application requires before purchasing a sleeve.
The most common uses of plain bearings are in critical applications, including turbines and compressors. They are also commonly used in low-speed shafting, including propeller shafts and rudders. These bearings are very economical and suitable for intermittent and linear motion. However, if your application does not require continuous lubrication, a plain bearing may not be required.
Another popular use for sleeves is in food processing. These bearings can be made from a variety of materials, including stainless steel and plastic. Plastic bearings are more cost-effective than metal and are an excellent choice for high-speed applications. These materials are also resistant to corrosion and wear. However, despite their high cost, they can be made from a variety of materials. However, in most cases, the materials used for plain bearings are aluminum nickel, phosphorus and silicon.

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