China manufacturer High Performance Tapered Roller Bearings 32218 P6 Precision for Wheel manufacturer

Product Description

Tapered Roller Bearing
Tapered roller bearing is widely used in mechanical equipment, hydro power, engineering, railway, automobile, steel, electric power, textile, packaging, medical, metallurgy, mining, petroleum, electric power, paper making, electronic computer, motor, sports equipment, office equipment, instrumentation, automobile motor, fine
dense instruments and other fields.
 

Company Profile
Haisai bearing is a regular model industrial manufacturing enterprise integrating bearing product research and development, design, manufacturing, import and export trade. The company was founded in 1998, covers an area of more than 90,000 square meters, plant area of more than 20,000 square meters, more than 200 employees, more than 20 technical engineers, has passed the international/SO9001:2008,1SO/TS16949:2009 and other quality management system certification. In addition, we have 2 factories (located in ZheJiang and HangZhou respectively) and a trading company. We have completed the high-speed forging of bearing steel dock, automatic high-precision grinding, cryoquenching, unitized automatic constant temperature grinding, intelligent assembly and so on, complete profession production. The product size from 30mm-750mm covers single and double row tapered roller bearing, British garden taper roller bearing, deep groove ball bearing, stainless steel shaft reducer special bearings, agricultural equipment bearings, a total of more than 2500 specifications of products.
We have a professional team of excellent quality, the technical center is equipped with all kinds of testing machines, high-precision testing instruments,material analysis instruments and more than 60 sets, for users to design develop, trial-produce all kinds of special purpose bearings, and do our best to provide high-end customers around the world with the best solutions and good after-sales service!
We has many years of experience in the industrial field of bearing supporting and industrial service, the products are exported to the United States, Germany, Italy, France, the Czech Republic, Russia and other European and American countries and supporting enterprises. We both at home and abroad enjoy a good business reputation!
We promise to be responsible for every set of bearings and industrial products sold! Make every customer satisfied, is our constant pursuit!

 

 

Tapered Roller Bearing – Inch 

No Bearing No Boundary dimensions (mm)     Weight(Open type)(kg)
    d D T  
1 5BC       0.015 
2 11BC       0.571 
3 57172/20 28.575  73.571  22.225  0.484 
4 320/32 32.000  58.000  17.000  0.187 
5 0571 7/5715 19.050  49.225  18.034  0.173 
6 571/5715 20.625  49.225  19.845  0.173 
7 LM157149/10 45.242  73.431  19.558  0.316 
8 JLM104947A/11 49.987  82.550  21.590  0.449 
9 JLM104948/10 50.000  82.000  21.500  0.419 
10 LM104948/11 50.000  82.550  21.590  0.424 
11 LM104949/10 50.800  82.000  21.976  0.418 
12 LM104949/11 50.800  82.550  21.590  0.429 
13 LM104949E/11 50.800  82.550  21.115  0.438 
14 LM104949/12 50.800  82.931  21.590  0.429 
15 11590/20 15.875  42.862  14.288  0.101 
16 LM11749/10 17.462  39.878  13.843  0.082 
17 LM11949/10 19.050  45.237  15.494  0.123 
18 M12648/10 22.225  50.005  17.526  0.169 
19 M12649/10 21.430  50.005  17.526  0.163 
20 LM12748/10 21.430  45.237  15.494  0.118 
21 LM12749/10 21.986  45.237  15.494  0.116 
22 LM12749/11 21.986  45.974  15.494  0.121 
23 13685/20 38.100  69.012  19.845  0.296 
24 13685/21 38.100  69.012  19.845  0.296 
25 13686/20 38.100  69.012  19.845  0.296 
26 13686/21 38.100  69.012  19.845  0.296 
27 13687/20 38.100  69.012  19.845  0.296 
28 13687/21 38.100  69.012  19.845  0.296 
29 14125A/14276 31.750  69.012  19.845  0.347 
30 14137A/14276 34.925  69.012  19.845  0.327 
31 14138A/14276 34.925  69.012  19.845  0.327 
32 14138/14274 34.925  69.012  19.845  0.327 
33 15101/15243 25.400  61.912  19.050  0.296 
34 15101/15245 25.400  62.000  19.050  0.296 
35 15101/250X 25.400  63.500  20.638  0.321 
36 15123/15243 31.750  61.912  19.050  0.231 
37 15123/15245 31.750  62.000  18.161  0.233 
38 15123/250X 31.750  63.500  20.638  0.321 
39 15103S/15245 26.157  62.000  19.050  0.296 
40 15106/245 26.988  62.000  19.050  0.285 
41 15106/250X 26.988  63.500  20.638  0.314 
42 15113/15245 28.575  62.000  19.050  0.276 
43 15126/15245 31.750  62.000  19.050  0.255 
44 15580/20 26.988  57.150  17.938  0.223 
45 15590/20 28.575  57.150  17.462  0.191 
46 16137/16284 34.925  72.238  20.638  0.388 
47 16150/16282 38.100  72.000  19.000  0.337 
48 1755/1729 22.225  56.896  19.368  0.245 
49 17887/17831 45.230  79.985  19.842  0.410 
50 18590/18520 41.275  73.571  16.667  0.276 
51 18790/18720 50.800  85.000  17.462  0.428 
52 JM25719/10 50.000  90.000  28.000  0.741 
53 HM212047/11 63.500  122.238  38.100  1.844 
54 HM212049/10 66.675  122.238  38.100  1.854 
55 HM212049/11 66.675  122.238  38.100  1.844 
56 HM218248/10 89.974  146.975  40.000  2.365 
57 HM220149/10 99.974  156.975  42.000  2.756 
58 24780/24720 41.275  76.200  22.225  0.419 
59 25570/25520 36.512  82.931  23.812  0.651 
60 25572/25520 38.100  82.931  23.812  0.642 
61 25577/25520 42.875  82.931  23.812  0.581 
62 25577/25522 42.875  83.058  23.876  0.581 
63 25580/25520 44.450  82.931  23.812  0.551 
64 25581/25520 44.450  82.931  23.812  0.561 
65 25582/25520 44.450  82.931  23.812  0.551 
66 25584/20 44.983  82.931  23.812  0.551 
67 25590/25520 45.618  82.931  23.812  0.540 
68 25590/25521 45.618  83.058  23.812  0.534 
69 25590/25522 45.618  83.058  23.877  0.538 
70 25590/25523 45.618  82.931  26.988  0.584 
71 25877/25820 34.925  73.571  23.812  0.461 
72 25877/25821 34.925  73.571  23.812  0.461 
73 25880/25821 36.487  73.571  23.812  0.459 
74 2585/20 33.338  66.421  25.400  0.398 
75 2585/23 33.338  69.850  23.812  0.429 
76 26749/10 32.000  53.000  14.500  0.230 
77 27687/27620 82.550  125.412  25.400  1.050 
78 27689/27620 82.550  125.412  25.400  1.050 
79 2780/20 36.487  76.200  23.812  0.520 
80 2785/2720 33.338  76.200  23.812  0.551 
81 2788/2729 38.100  76.200  23.813  0.496 
82 2788/2720 38.100  76.200  23.813  0.490 
83 27880/20 38.100  80.035  24.608  0.560 
84 2790/2720 33.338  76.200  23.813  0.549 
85 2790/2729 38.100  76.200  23.813  0.555 
86 28580/21 50.800  92.075  24.608  0.692 
87 28584/21 52.388  92.075  24.608  0.669 
88 28678/22B 50.800  97.630  24.608  0.865 
89 28680/22 55.562  97.630  24.608  0.750 
90 28985/20 60.325  101.600  25.400  0.791 
91 28985/21 60.325  100.000  25.400  0.751 
92 29590/22 66.675  107.950  25.400  0.841 
93 29685/20 73.571  112.712  25.400  0.882 
94 LM29748/10 38.100  65.088  18.034  0.224 
95 LM29749/10 38.100  65.088  18.034  0.224 
96 LM29749/11 38.100  65.088  19.812  0.245 
97 LM300849/11 40.988  67.975  17.500  0.235 
98 JLM506849/10 55.000  90.000  23.000  0.551 
99 LM57414/LM300811 41.000  68.000  17.500  0.243 
100 329013A/Q 29.000  50.292  11.224  0.113 
101 U298/261L 35.000  65.000  18.100  0.255 
102 3379/20 39.688  80.167  29.370  0.651 
103 3382/20 39.688  80.167  29.370  0.651 
104 3386/20 39.688  80.167  29.370  0.651 
105 33275/33462 69.850  117.475  30.162  1.253 
106 33281/462 71.438  117.475  30.162  1.262 
107 33287/33472 71.438  120.000  29.794  1.330 
108 33287/462 73.571  117.475  30.162  1.173 
109 33889/33821 50.800  95.250  27.783  0.852 
110 33895/22 53.975  95.250  27.783  0.792 
111 3579/3525 42.862  87.312  30.162  0.792 
112 3585/25 41.275  87.312  30.162  0.822 
113 368A/362A 50.800  88.900  20.638  0.511 
114 368A/362 50.800  90.000  20.000  0.562 
115 3775/20 50.800  93.264  30.162  0.850 
116 3776/20 44.983  93.264  30.162  0.942 
117 3780/3720 50.800  93.264  30.162  0.845 
118 3782/3720 44.450  93.264  30.162  0.952 
119 3872/3820 34.925  85.725  30.162  0.902 
120 387AS/382A 57.150  96.838  21.000  0.572 
121 387A/382S 57.150  96.838  25.400  0.649 
122 387A/382 57.150  98.425  21.000  0.623 
123 387A/382A 57.150  100.000  21.000  0.651 
124 U399/U360L 39.688  73.571  19.395  0.357 
125 U399/U365 39.688  79.967  19.395  0.454 
126 3982/3920 63.500  112.713  30.162  1.220 
127 3984/3920 66.675  112.713  30.162  1.140 
128 39580/20 51.150  112.712  30.162  1.373 
129 39581/20 51.150  112.712  30.162  1.333 
130 39590/20 66.675  112.712  30.162  1.130 
131 390A/394A 63.500  110.000  22.000  0.820 
132 42688/20 76.200  127.000  30.162  1.450 
133 4388/4355 41.275  90.488  39.688  1.232 
134 L44643/10 25.400  50.292  14.224  0.126 
135 L44649/10 26.988  50.292  14.224  0.124 
136 L45449/10 29.000  50.292  14.224  0.113 
137 45280/20 44.450  104.775  30.162  1.333 
138 45284/20 50.800  104.775  30.162  1.190 
139 462/453X 57.150  104.775  30.162  1.040 
140 47487/20 69.850  120.000  32.545  1.463 
141 LM48545/10 35.128  65.088  18.034  0.255 
142 LM48548/10 34.925  65.088  18.034  0.265 
143 48282/20 120.650  182.562  39.689  3.670 
144 48286/20 123.825  182.562  39.688  3.487 
145 482/472 69.850  120.000  29.795  1.320 
146 495A/493A 76.200  135.000  30.162  1.793 
147 495A/493 76.200  136.525  30.162  1.764 
148 497/493 85.725  136.525  30.162  1.500 
149 497A/493 85.725  136.525  30.162  1.470 
150 U497/459L 44.987  79.975  24.000  0.511 
151 U497/460L 45.000  80.000  23.740  0.511 
152 LM501349/10 41.275  73.431  19.558  0.323 
153 LM501349/14 41.275  73.431  21.430  0.343 
154 LM503349/10 45.987  74.976  18.000  0.302 
155 516449/10 82.550  133.350  39.688  2.085 
156 JHM522649/10 110.000  180.000  47.000  4.500 
157 529/522 50.800  101.600  34.925  1.232 
158 HM518445/10 88.900  152.400  39.688  2.875 
159 55187C/437 47.625  111.125  30.162  1.393 
160 55187C/443 47.625  112.712  30.162  1.473 
161 55206C/437 52.388  111.125  30.162  1.313 
162 LM57410S/LM29710 38.100  65.088  18.034  0.254 
163 575/572 76.200  139.992  36.512  2.372 
164 593/592A 88.900  152.400  39.688  2.730 
165 596/592A 85.725  152.400  39.688  2.860 
166 687/672 101.600  168.275  41.275  3.360 
167 688TD/672TDK 100.211  168.275  95.250  7.892 
168 LM603049/11 45.242  77.788  19.842  0.358 
169 LM603049/12 45.242  77.788  21.430  0.377 
170 LM603049/14 45.242  80.000  19.842  0.389 
171 A6075/A6157 19.050  39.992  12.014  0.066 
172 L610549/10 63.500  94.458  19.050  0.449 
173 LM67048/10 31.750  59.131  15.875  0.179 
174 LM67049A/10 31.750  59.131  15.875  0.184 
175 67989/20 209.550  282.575  46.038  7.730 
176 68145/10 34.988  59.131  15.875  0.170 
177 68145/11 34.988  59.975  15.875  0.186 
178 L68149/10 34.988  59.131  15.875  0.170 
179 L68149/11 34.988  59.974  15.875  0.177 
180 683/672 95.250  168.275  41.275  3.680 
181 JL69345/10 38.000  63.000  17.000  0.204 
182 JL69349/10 38.000  63.000  17.000  0.194 
183 JM716649/10 85.000  130.000  30.000  1.704 
184 78215C/78551 53.975  140.030  36.512  2.723 
185 M857148/11 41.275  82.550  26.543  0.615 
186 HM85716/10 41.275  88.900  30.162  0.886 
187 HM85719/10 44.450  88.900  30.162  0.836 
188 JL819349/10 95.000  125.000  20.000  0.872 
189 HM86649/10 30.162  64.292  21.433  0.337 
190 M84249/10 25.400  59.530  23.368  0.327 
191 M84548/10 25.400  57.150  19.431  0.235 
192 HM88048/10 33.338  68.262  22.225  0.387 
193 HM88542/10 311.750  73.571  29.370  0.623 
194 HM88542/11 311.750  73.571  29.370  0.633 
195 HM88542/12 311.750  73.812  29.370  0.643 
196 HM88649/10 34.925  72.333  25.400  0.479 
197 HM903249/10 44.450  111.125  30.162  0.998 
198 K9278/K9220 68.262  161.925  49.212  4.641 

 
Certificate Authentication:

FAQ:
Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were found:
1. Replacements would be sent with goods of your next order;
2. Refund for defective products if customers require.

Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we also customize OEM box and packing as your requirements.

Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.

Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.

Q:Do you offer free samples? 
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users. 

Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you; 
2. Proforma Invoice made and sent to you as the price agreed by both parts; 
3. Deposit Payment after confirming the PI and we arrange production; 
4. Balance paid before shipment or after copy of Bill of Loading.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Medium and Large(120-190mm)
Material: Bearing Steel
Spherical: Aligning Bearings
Load Direction: Axial Bearing
Samples:
US$ 4.90/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

tapered roller bearing

What Factors should be Considered when Selecting a Tapered Roller Bearing for a Specific Application?

Choosing the right tapered roller bearing for a specific application involves considering various factors to ensure optimal performance and reliability. Here are the key factors to consider:

  • Load Requirements:

Assess the types and magnitudes of both radial and axial loads the bearing will experience. Choose a tapered roller bearing with a load capacity that comfortably exceeds the expected loads to prevent premature wear or failure.

  • Speed:

Determine the required rotational speed of the bearing. High-speed applications may require bearings designed for reduced friction and heat generation to maintain efficiency and avoid overheating.

  • Precision and Tolerance:

Consider the level of precision required for the application. Tapered roller bearings are available in different precision classes, such as ABEC (Annular Bearing Engineering Committee) grades, which impact factors like smoothness and accuracy of rotation.

  • Mounting and Installation:

Assess the available space for mounting the bearing and consider the ease of installation. Bearings with adjustable clearance or preload might be advantageous for fine-tuning the bearing’s internal play.

  • Temperature and Environment:

Take into account the operating temperature range and environmental conditions of the application. Extreme temperatures or corrosive environments may require specific bearing materials or coatings.

  • Lubrication:

Choose an appropriate lubricant based on the application’s speed, temperature, and load conditions. Proper lubrication ensures smooth operation, reduces friction, and prolongs the bearing’s lifespan.

  • Cost and Budget:

Consider the budget allocated for bearings. High-precision or specialized bearings may come at a higher cost, but their performance benefits can outweigh the initial investment over the bearing’s service life.

  • Application Type:

Identify the specific industry and application in which the bearing will be used. Tapered roller bearings are employed in various sectors, including automotive, heavy machinery, aerospace, and more.

  • Expected Lifespan:

Estimate the required bearing lifespan for the application. Factors such as load, speed, and maintenance practices can impact the bearing’s longevity.

  • Bearing Size and Design:

Choose a bearing size that fits within the application’s space constraints while providing the necessary load capacity. The design, including the number and arrangement of rollers, can influence load distribution and performance.

  • Maintenance Requirements:

Consider the maintenance schedule and accessibility for bearing inspection and replacement. Bearings in applications with limited maintenance intervals may require enhanced durability.

In conclusion, selecting a tapered roller bearing for a specific application involves assessing load requirements, speed, precision, mounting, temperature, lubrication, cost, application type, expected lifespan, bearing size, and maintenance considerations. Careful evaluation of these factors ensures that the chosen bearing meets the demands of the application while providing reliable performance and longevity.

tapered roller bearing

Can you Explain the Design and Construction of Tapered Roller Bearings?

The design and construction of tapered roller bearings are characterized by their conical geometry and specific components that enable them to handle radial and axial loads simultaneously. Here’s an overview of their design and construction:

  • Components:

Tapered roller bearings consist of the following components:

  • Inner Ring:

The inner ring has a conical raceway on its inner surface, which matches the conical shape of the rollers. It serves as the raceway for the rollers and provides support to the rotating assembly.

  • Outer Ring:

The outer ring also features a conical raceway on its inner surface that complements the shape of the rollers. The outer ring provides a rigid structure to house the entire bearing assembly.

  • Tapered Rollers:

The rollers have a conical shape with varying diameters along their length. This design allows the rollers to make point contact with the inner and outer raceways, distributing loads efficiently.

  • Cage:

The cage or retainer holds the rollers in position, maintaining proper spacing and preventing them from coming into contact with each other. The cage material can vary, and its design may affect factors like friction and heat generation.

  • Conical Geometry:

The distinguishing feature of tapered roller bearings is their conical geometry. The conical angle is defined by the contact angle between the roller axis and the bearing axis. This angle facilitates effective load distribution and axial load support.

  • Load Distribution:

The conical shape of the rollers and raceways allows tapered roller bearings to handle both radial and axial loads. Radial loads are primarily supported by the larger diameter of the rollers at the large end of the cone, while axial loads are absorbed by the smaller diameter near the small end of the cone.

  • Adjustable Clearance and Preload:

Many tapered roller bearings allow for adjustable internal clearance or preload. This feature enables fine-tuning of the bearing’s internal play, optimizing performance and minimizing friction.

  • Thrust Capability:

Tapered roller bearings can handle thrust (axial) loads in one direction, making them suitable for applications where axial loads need to be managed along with radial loads.

  • Applications:

Tapered roller bearings find applications in various industries, including automotive, heavy machinery, aerospace, and more. They are used in scenarios that require efficient load distribution and handling of combined loads.

In summary, tapered roller bearings are designed with conical geometry to accommodate both radial and axial loads. Their specific components, such as tapered rollers and a cage, work together to ensure effective load distribution, making them suitable for a wide range of industrial applications.

tapered roller bearing

How does Proper Lubrication Impact the Performance and Longevity of Tapered Roller Bearings?

Proper lubrication is essential for ensuring optimal performance and longevity of tapered roller bearings. Lubrication plays a critical role in reducing friction, preventing wear, and managing heat generated during operation. Here’s how proper lubrication impacts tapered roller bearings:

  • Reduced Friction:

Lubrication forms a thin film between the rolling elements and raceways, reducing direct metal-to-metal contact. This minimizes friction and the associated heat generation, allowing the bearing to operate smoothly and efficiently.

  • Wear Prevention:

Lubrication forms a protective barrier that prevents wear and surface damage. Without proper lubrication, friction can lead to accelerated wear, pitting, and even surface scoring, shortening the bearing’s lifespan.

  • Heat Dissipation:

Effective lubrication helps dissipate heat generated during operation. This is especially crucial in high-speed applications where excessive heat can lead to premature bearing failure or degradation of lubricant properties.

  • Corrosion Protection:

Lubrication helps create a barrier that protects bearing surfaces from environmental factors that could lead to corrosion. This is particularly important in applications exposed to moisture, chemicals, or other corrosive agents.

  • Noise and Vibration Reduction:

Proper lubrication can dampen vibrations and reduce noise by providing a cushioning effect between the rolling elements and raceways. This contributes to smoother and quieter operation.

  • Longevity:

Well-lubricated bearings experience less wear and stress, leading to extended service life. Bearings that are inadequately lubricated or run dry are prone to premature failure due to excessive wear, heat buildup, and damage to bearing surfaces.

  • Efficiency:

Adequate lubrication maintains the bearing’s efficiency by minimizing energy losses due to friction. Bearings that lack proper lubrication require more energy to overcome higher friction levels, resulting in reduced efficiency.

  • Lubrication Methods:

Various lubrication methods are available, including grease lubrication and oil lubrication. The choice depends on factors such as speed, load, temperature, and application requirements.

To ensure proper lubrication:

  • Follow Manufacturer Recommendations:

Consult the bearing manufacturer’s recommendations for lubricant type, viscosity, and replenishment intervals.

  • Monitor and Maintain:

Regularly monitor the condition of the lubricant and the bearing’s performance. Implement a maintenance schedule for lubricant replacement or replenishment.

  • Environmental Considerations:

Consider the operating environment’s temperature, contamination levels, and exposure to external elements. Some applications may require special lubricants for extreme conditions.

In summary, proper lubrication is crucial for maintaining tapered roller bearings’ performance, preventing wear, reducing friction and heat, and extending their lifespan. A well-lubricated bearing contributes to smoother operation, lower maintenance costs, and improved efficiency.

China manufacturer High Performance Tapered Roller Bearings 32218 P6 Precision for Wheel   manufacturerChina manufacturer High Performance Tapered Roller Bearings 32218 P6 Precision for Wheel   manufacturer
editor by CX 2024-04-16

Tapered Roller Bearing

As one of the leading tapered roller bearing manufacturers, suppliers, and exporters of mechanical products, We offer tapered roller bearing and many other products.

Please get in touch with us for details.

Mail:[email protected]

Manufacturer supplier exporter of tapered roller bearing.

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