Product Description

 

Basic Features of Tapered Roller Bearing
Types 35710 series
30300 series
31300 series
32000 series
32200 series
32300 series
32900 series
33000 series
Inch series
Material Bearing Steel(GCr15, 100Cr6)
08/10
Dimension Metric and Inch
Precision P0 P5 P6
Super finishing Yes
MOQ 1 PC
Delivery Time 30-60 days
Sea Ports ZheJiang HangZhou HangZhou

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***HECTO’s prices of tapered roller bearing are very competitive. You are welcome to send us your email to get Prices List.

 
 
 
 
 
 

Some Metric Tapered Roller Bearings

BEARING NO. d D T
35712 15 35 11.75
35713 17 40 13.25
35714 20 47 15.25
35715 25 52 16.25
35716 30 62 17.25
35717 35 72 18.25
35718 40 80 19.25
35719 45 85 20.75
35710 50 90 21.75
35711 55 100 22.75
35712 60 110 23.75
35713 65 120 24.75
35714 70 125 26.25
35715 75 130 27.25
35716 80 140 28.25
35717 85 150 30.5
35718 90 160 32.5
35719 95 170 34.5
35710 100 180 37
35711 105 190 39
35712 110 200 41
35714 120 215 43.5
35716 130 230 43.75
35718 140 250 45.75
35710 150 270 49
35712 160 290 52
35714 170 310 57
35716 180 320 57
35718 190 340 60
35710 200 360 64
       
30302 15 42 14.25
30303 17 47 15.25
30304 20 52 16.25
30305 25 62 18.25
30306 30 72 20.75
30307 35 80 22.75
30308 40 90 25.25
30309 45 100 27.25
3571 50 110 29.25
3571 55 120 31.5
3571 60 130 33.5
3571 65 140 36
3571 70 150 38
3571 75 160 40
3 0571 80 170 42.5
3 0571 85 180 44.5
3 0571 90 190 46.5
3571 95 200 49.5
30320 100 215 51.5
30321 105 225 53.5
30322 110 240 54.5
30324 120 260 59.5
30326 130 280 63.75
30328 140 300 67.75
30330 150 320 72
3571 260 540 114
       
31305 25 62 18.25
31306 30 72 20.75
31307 35 80 22.75
31308 40 90 25.25
31309 45 100 27.25
31310 50 110 29.25
31311 55 120 31.5
31312 60 130 33.5
31313 65 140 36
31314 70 150 38
31315 75 160 40
31316 80 170 42.5
31317 85 180 44.5
       
320/22 22 44 15
320/28 28 52 16
320/32 32 58 17
32004 20 42 15
32005 25 47 15
32006 30 55 17
32007 35 62 18
32008 40 68 19
32009 45 75 20
32571 50 80 20
32011 55 90 23
32012 60 95 23
32013 65 100 23
32014 70 110 25
32015 75 115 25
32016 80 125 29
32017 85 130 29
32018 90 140 32
32019 95 145 32
32571 100 150 32
32571 105 160 35
32571 110 170 38
32571 120 180 38
32026 130 200 45
32571 140 210 45
32030 150 225 48
32032 160 240 51
32034 170 260 57
       
32205 25 52 19.5
32206 30 62 21.25
32207 35 72 24.25
32208 40 80 24.75
32209 45 85 24.75
32210 50 90 24.75
32211 55 100 26.75
32212 60 110 29.75
32213 65 120 32.75
32214 70 125 33.25
32215 75 130 33.25
32216 80 140 35.25
32217 85 150 38.5
32218 90 160 42.5
32219 95 170 45.5
32220 100 180 49
32221 105 190 53
32222 110 200 56
32224 120 215 61.5
32226 130 230 67.75
32228 140 250 71.75
32230 150 270 77
32232 160 290 84
32234 170 310 91
32236 180 320 91
32238 190 340 97
32240 200 360 104
32244 220 400 114
       
32303 17 47 20.25
32304 20 52 22.25
32305 25 62 25.25
32306 30 72 28.75
32307 35 80 32.75
32308 40 90 35.25
32309 45 100 38.25
32310 50 110 42.25
32311 55 120 45.5
32312 60 130 48.5
32313 65 140 51
32314 70 150 54
32315 75 160 58
32316 80 170 61.5
32317 85 180 63.5
32318 90 190 67.5
32319 95 200 71.5
32320 100 215 77.5
32321 105 225 81.5
32322 110 240 84.5
32324 120 260 90.5
32330 150 320 114
       
32907 35 55 14
32908 40 62 15
32909 45 68 15
32910 50 72 15
32911 55 80 17
32912 60 85 17
32913 65 90 17
32914 70 100 20
32915 75 105 20
32916 80 110 20
       
33005 25 47 17
33006 30 55 20
33007 35 62 21
33008 40 68 22
33009 45 75 24
33571 50 80 24
33011 55 90 27
33012 60 95 27
33013 65 100 27
33014 70 110 31
33017 85 130 36
33018 90 140 39
33113 65 110 34
33116 80 130 37
33117 85 140 41
33119 95 160 49
332/28 28 58 24
332/32 32 65 26
33206 30 62 25
33207 35 72 28
33208 40 80 32
33209 45 85 32
33210 50 90 32
33212 60 110 38

Some Inch Tapered Roller Bearings

BEARING NO. d D T
L21549/L21511 15.875 34.988 10.998
11590/11520 15.875 42.862 14.288
H11590/H11520 15.875 42.863 14.288
A6067/A6157 16.993 39.992 12.014
LM11749/LM11710 17.462 39.878 13.843
HLM11749/HLM11710 17.463 39.878 13.843
A6075/A6157 19.05 39.992 12.014
HLM11949/HLM11910 19.05 45.237 15.494
LM11949/LM11910 19.05 45.237 15.494
5075/5185 19.05 47 14.381
H 0571 7/H5715 19.05 49.225 18.034
9067/9195 19.05 49.225 18.034
9067/9196 19.05 49.225 21.209
9067/9194 19.05 49.225 21.209
9078/9195 19.05 49.225 19.845
9078/9196 19.05 49.225 23.02
9078/9194 19.05 49.225 23.02
9074/9195 19.05 49.225 19.845
9074/9196 19.05 49.225 23.02
9074/9194 19.05 49.225 23.02
5079/5185 19.987 47 14.381
12580/12520 20.638 49.225 19.845
HM12649/HM12610 21.43 50.005 17.526
M12649/M12610 21.43 50.005 17.526
HLM12749/HLM12710 22 45.237 15.494
LM12749/LM12710 22 45.237 15.494
HLM12749/HLM12711 22 45.975 15.494
7087/7196 22.225 50.005 13.495
M12648/M12610 22.225 50.005 17.526
7087/7204 22.225 51.994 15.011
1380/1328 22.225 52.388 19.368
H1380/H1328 22.225 52.388 19.368
H1280/H1220 22.225 57.15 22.225
1779/1729 23.812 56.896 19.368
7098/7196 24.981 50.005 13.495
7098/7204 24.981 51.994 15.011
7097/7196 25 50.005 13.495
7097/7204 25 51.994 15.011
7100/7196 25.4 50.005 13.495
HL44643/HL44610 25.4 50.292 14.224
L44643/L44610 25.4 50.292 14.224
7100/7204 25.4 51.994 15.011
15101/15245 25.4 62 19.05
15100/15245 25.4 62 19.05
15101/15250 25.4 63.5 20.638
15101/15250X 25.4 63.5 20.638
15100/15250 25.4 63.5 19.05
15100/15250X 25.4 63.5 20.638
23100/23256 25.4 65.088 22.225
L44649/L44610 26.988 50.292 14.224
15580/15520 26.988 51.15 17.462
15106/15245 26.988 62 19.05
H1988/H1922 28.575 57.15 19.845
H57174/H57120 28.575 68.263 22.225
2872/2820 28.575 73.571 22.225
H57172/H57120 28.575 73.571 22.225
17118/17244 29.985 62 16.002
15117/15245 30 62 19.05
15117/15250 30 63.5 20.638
15117/15250X 30 63.5 20.638
H14118/H14283 30 72.085 22.385
M86649/M86610 30.162 64.292 21.433
HM86649/HM86610 30.163 64.292 21.433
15120/15245 30.213 62 19.05
15118/15245 30.213 62 19.05
15120/15250X 30.213 63.5 20.638
15120/15250 30.213 63.5 20.638
15118/15250X 30.213 63.5 20.638
15118/15250 30.213 63.5 20.638
LM67048/LM67571 31.75 59.131 15.875
H15123/H15245 31.75 61.999 18.161
15123/15245 31.75 62 18.161
15126/15245 31.75 62 19.05
15125/15245 31.75 62 19.05
15123/15250 31.75 63.5 20.638
15123/15250X 31.75 63.5 20.638
15126/15250 31.75 63.5 20.638
15126/15250X 31.75 63.5 20.638
15125/15250 31.75 63.5 20.638
15125/15250X 31.75 63.5 20.638
H2580/H2520 31.75 66.421 25.4
H57175/H57120 31.75 68.263 22.225
14125A/14276 31.75 69.012 19.845
14125A/14274 31.75 69.012 19.845
2580/2523 31.75 69.85 23.812
H2580/H2523 31.75 69.85 23.813
M88048/M88571 33.338 68.262 22.225
HM88048/HM88571 33.338 68.263 22.225
H14131/H14276 33.338 69.012 19.845
14130/14276 33.338 69.012 19.845
14130/14274 33.338 69.012 19.845
LM48548/LM48510 34.925 65.088 18.034
14137A/14276 34.925 69.012 19.845
14137A/14274 34.925 69.012 19.845
14138A/14276 34.925 69.012 19.845
14138A/14274 34.925 69.012 19.845
H14138A/H14276 34.925 69.012 19.845
HHM88649/HHM88610 34.925 72.233 25.4
25877/25821 34.925 73.571 23.812
H25877R/H25821 34.925 73.571 23.813
31594/31520 34.925 76.2 29.37
H31593/H31520 34.925 76.2 29.37
3379/3320 34.925 80.167 29.37
HL68149/HL68110 34.987 59.131 15.875
HL68149/HL68111 34.987 59.975 15.875
L68149/L68110 35 59.131 15.875
25880/25821 36.487 73.571 23.812
13682/13620 36.512 69.012 19.05
HM89449/HM89410 36.512 76.2 29.37
3878/3820 36.512 85.725 30.162
46143/46368 36.513 93.663 31.75
HJL69349/HJL69310 38 63 17
13889/13830 38.1 63.5 12.7
LM29749/LM29710 38.1 65.088 18.034
HLM29749/HLM29710 38.1 65.088 18.034
HLM29748/HLM29710 38.1 65.088 18.034
13685/13621 38.1 69.012 19.05
2788/2729 38.1 76.2 23.812
2788/2720 38.1 76.2 23.812
H2788R/H2720 38.1 76.2 23.813
H26878R/H26822 38.1 79.375 23.813
3490/3420 38.1 79.375 29.37
3381/3320 38.1 80.167 29.37
418/414 38.1 88.501 26.988
2789/2735X 39.688 73.571 23.812
M257147/M257111 39.688 73.571 25.654
H2789R/H2720 39.688 76.2 23.813
HLM300849/HLM300811 40.987 67.975 17.5
18590/18520 41.275 73.571 16.667
H18590/H18520 41.275 73.571 16.667
LM501349/LM501310 41.275 73.431 19.558
HLM501349/HLM501310 41.275 73.431 19.558
HLM501349/HLM501314 41.275 73.431 21.43
11162R/11300 41.275 76.2 18.009
24780/24720 41.275 76.2 22.225
24780R/24721 41.275 76.2 25.4
26882/26822 41.275 79.375 23.812
H26882R/H26820 41.275 80.167 25.4
3384/3320 41.275 80.167 29.37
3585R/3525 41.275 87.313 30.163
4388/4335 41.275 90.488 39.688
3579R/3525 42.863 87.313 30.163
342S/332 42.875 80 21
25577/25520 42.875 82.931 23.812
25577/25523 42.875 82.931 26.988
H25577/H25523 42.875 82.931 26.988
25577/25521 42.875 83.058 23.812
25580/25520 44.45 82.931 23.812
H25580/H25520 44.45 82.931 23.813
25580/25523 44.45 82.931 26.988
25580/25521 44.45 83.058 23.812
3578/3525 44.45 87.312 30.162
3578R/3525 44.45 87.313 30.163
HM85719/HM85710 44.45 88.9 30.163
355X/352 44.45 90.119 23
HM85719/HM85712 44.45 92.075 30.163
3782/3720 44.45 93.264 30.163
HM903249/HM903210 44.45 95.25 30.958
53176/53375 44.45 95.25 30.958
55175/55443 44.45 112.713 30.163
65385/65320 44.45 114.3 44.45
3776/3720 44.983 93.264 30.163
LM157149/LM157110 45.242 73.431 19.558
HLM157149/HLM157110 45.242 73.431 19.558
LM603049/LM6571 45.242 77.788 19.842
LM603049/LM603012 45.242 77.788 21.43
25590/25520 45.618 82.931 23.812
H25590/H25520 45.618 82.931 23.813
25590/25523 45.618 82.931 26.988
H25590/H25523 45.618 82.931 26.988
H25590/18620 46.038 79.375 17.463
359S/354A 46.038 85 20.638
3779/3720 47.625 93.264 30.163
528/522 47.625 101.6 34.925
536/532X 47.625 107.95 36.513
55187/55437 47.625 111.125 30.162
3781/3730 49.212 93.264 30.162
5395/5335 49.212 103.188 43.658
HH506348/HH5 0571 0 49.212 114.3 44.45
HJLM104948/HJLM104910 50 82 21.5
HLM104949/HJLM104910 50.8 82 21.976
LM104949/LM104911 50.8 82.55 21.59
HLM104949/HLM104911 50.8 82.55 21.59
HLM104949/HLM104912 50.8 82.931 21.59
18790/18720 50.8 85 17.462
18790/18724 50.8 88.9 17.462
368/362A 50.8 88.9 20.638
368A/362A 50.8 88.9 20.638
28580R.L/28521.L 50.8 92.075 24.608
3780/3730 50.8 93.264 30.162
3780/3720 50.8 93.264 30.163
49585/49520 50.8 101.6 31.75
529/522 50.8 101.6 34.925
45284/45220 50.8 104.775 30.162
HM807046/HM85711 50.8 104.775 36.512
537/532X 50.8 107.95 36.512
55200/55437 50.8 111.125 30.162
555/553X 50.8 122.238 38.1
72200/72487 50.8 123.825 36.512
65200/65500 50.8 127 44.45
28584R./28521 52.388 92.075 24.608
389AS/382A 53.975 96.838 21.001
389A/382 53.975 98.425 21
456/453X 53.975 104.775 30.162
HM807049/HM85711 53.975 104.775 36.512
39578/39520 53.975 112.712 30.162
621/612 53.975 120.65 41.275
557S/552A 53.975 123.825 38.1
65212/65500 53.975 127 44.45
6280/6220 53.975 127 50.8
JLM506849E/JLM506810E 55 90 23
5566/5535 55.562 122.238 43.658
28680/28622 55.563 97.63 24.608
387A/382A 57.15 96.838 21.001
28682/28622 57.15 97.63 24.608
462/453X 57.15 104.775 30.163
45290/45221 57.15 104.775 30.162
469/453X 57.15 104.775 30.163
390/394A 57.15 110 21.999
3979/3920 57.15 112.712 30.162
39581/39520 57.15 112.713 30.163
33225/33462 57.15 117.475 30.162
66225/66462 57.15 117.475 33.338
555S/553X 57.15 122.238 38.1
65225/65500 57.15 127 44.45
635/632 57.15 136.525 41.275
6455/6420 57.15 149.225 53.975
3981/3920 58.738 112.712 30.162
65231/65500 58.738 127 44.45
HM911244R/HM911216 59.987 134.983 33.449
28985/28921 60.325 100 25.4
28985/28920 60.325 101.6 25.4
3980/3925 60.325 112.713 30.162
HM212044/HM212571 60.325 122.238 38.1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Samples:
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bearing

Advantages of Ball Bearings

What is a ball bearing? A ball bearing is a type of rolling-element bearing that utilizes balls to maintain separation between two bearing races. Its contact angle between the balls and the races helps it reduce friction between the loads. There are several advantages to ball bearings, including their ability to withstand water. Read on to learn more. Here are a few of the benefits. You can use them in your daily life, from your car to your boat.

Ball bearings reduce friction between loads

Ball bearings reduce friction between loads by constraining the relative motion between moving parts. These bearings consist of a ring of small metal balls that reduce friction between moving objects. The name “ball bearing” is derived from the verb “to bear.” The lubricant within the bearing reduces friction between moving particles. In a machine, ball bearings reduce friction between moving parts and improve linear motion around a fixed axis.
These bearings are commonly used to reduce friction between loads in rotating machines. They have two tracks, one fixed to the rotating part and one stationary. The rolling balls of a ball bearing have lower friction than flat surfaces. Because of this, they are useful for bar stool bearings. They reduce friction between surfaces and maintain the separation between bearing races. Hence, minimal surface contact is possible. Ball bearings have the potential to increase the life of machines and reduce energy consumption.
Ball bearings can be as small as a wrist watch or as large as an industrial motor. They function the same way, reducing friction between loads. Among their many uses, ball bearings are essential for everyday operations. Clocks, air conditioners, fans, and automobile axles all use ball bearings. In fact, anything that uses a motor requires ball bearings. It’s no wonder they’re gaining popularity in industries and everyday life.

They support radial and axial loads

Radial ball bearings are used primarily for radial loads, but they also have a capacity for axial load. This load capacity is usually given as a percentage of the radial load rating. Axial load capacity is generally greater for a bearing with a larger difference between the inner and outer ring diameters. The axial load capacity is also affected by the bearing’s raceway depth, with shallow raceways being more suitable for heavier axial loads.
The two main types of axial and radial loads are defined by their orientation. Axial loads apply forces in one direction while radial loads act on the opposite direction. In both cases, the bearing must support the forces that are imposed. Axial loads apply forces to a bearing in a single direction, while radial loads apply forces in both directions. Regardless of the type of load, axial and radial loads should be considered when selecting a bearing for a given application.
Angular and radial ball bearings differ in their materials. Radial ball bearings are made largely of through-hardened materials. They typically have a Rockwell hardness rating of 58 Rc. The raceways and balls of these bearings are made of 440C stainless steel. They may also contain shields and seals. SAE 52100 steel is the most common material for the raceway, while molybdenum steels are excellent for high temperatures.

They have a contact angle between the balls and the races

When comparing axial load bearings with their radial counterparts, the angular contact angle is more important. Axial load bearings, have a contact angle between the balls and the races of 35 degrees. They are suitable for axial loads and a limited radial load. The contact angle of these bearings is a result of the shape of the inner and outer rings. Each rolling element comes into contact with the inner and outer rings only at one point, forming a 30 degree angle with the radial plane. The radial force of the axial load on these bearings is therefore increased by increasing the contact angle between the balls and the races.
This contact angle determines the amount of friction between the balls and the races, and allows angular contact bearings to withstand heavy radial and thrust loads. In addition, the larger the contact angle, the greater the axial load support. Angular contact bearings come in standard imperial (inch) and metric (mm) sizes. The angular contact angle is determined by the free radial play value and the curvature of the inner track.

They are water-resistant

In addition to their water-resistant qualities, corrosion-resistant ball bearings can also protect against the damaging effects of corrosive environments. Generally, standard metals, such as steel, are susceptible to rust, which can significantly reduce their performance and extend the life of parts. However, plastics, stainless steel, and ceramics can provide corrosion-resistant ball bearings. And because these materials are much more durable, they offer other advantages, such as being easy to maintain.
Among the advantages of plastic ball bearings is their high resistance to extreme temperatures, high speeds, and corrosion. Depending on their construction, plastic bearings are often able to resist corrosion and anti-static properties. They’re lightweight and inexpensive compared to steel ball bearings. CZPT Sales Corporation was established in 1987 with a modest turnover of four lacs. As of the last financial year, it has grown to 500 lacs in sales.
Other advantages of water-resistant ball bearings include corrosion resistance, which is a key consideration in many applications. While stainless steel is highly corrosion-resistant, it decreases the bearing’s load-carrying capacity. Also, corrosion-resistant deep groove ball bearings are usually made with a specified internal clearance, which absorbs loss in clearance during mounting and shaft expansion. This factor affects their performance, and if these are compromised, a replacement may be necessary.
bearing

They are tough

A few things make ball bearings tough: they’re made of real materials, which means that they have inherent imperfections. Grade-1 balls are made especially for high-stress applications, such as Formula One engines. Grade-3 balls, on the other hand, strike the perfect balance between performance and cost. Ceramic balls, for example, are made to spin at a high rate of 400 RPM, and they’re finished with a mirror finish.
A steel carbon ball bearing is one of the toughest forms of ball bearings available. The material is incredibly strong, but the contact between the balls isn’t the best. Low-carbon steel is best for linear shafting and is usually coated with a polymer to prevent damage. Steel ball bearings with moderate amounts of carbon are tough, durable, and water-resistant. They’re ideal for gears, but their high-carbon steel counterparts are particularly tough and can resist corrosion.
A ceramic ball bearing is another option. This type has steel inner and outer rings but ceramic balls. Ceramic balls can withstand higher temperatures than steel and are also electrically insulating. Ceramic ball bearings also tend to be lighter and are more resistant to wear and tear. They’re also ideal for applications in which grease is not an option, such as in space shuttles. Despite the fact that ceramic ball bearings are tough, they’re still cheaper than steel ball bearings.

They are conductive

You may have heard the term “ball bearing” if you’ve studied introductory physics. What does that mean? Essentially, ball bearings are conductive because of their ability to conduct electricity. This ability is reflected in the charge distribution on the surface of the ball. Positive charges are drawn toward the positive plate, while negative charges are drawn away from the positively charged ball bearing. You may have even seen a ball bearing in action.
However, despite their conductive nature, ball bearings can still become damaged by electrical discharge. A higher voltage can cause the balls to pit, and the raceways to become uneven. These uneven surfaces will first show up as excessive noise, and eventually cause the bearing to malfunction. Fortunately, engineers have found a way to counter this problem: conductive grease. This grease enables current to flow through the ball bearing, preventing both heat and voltage buildup.
The difference between steel and ceramic ball bearings is their density. Steel bearings are more conductive than glass or hybrid ceramics. Steel ball bearings have an even grain structure and are conductive for resonance flow. When moving fast, the air surrounding the steel ball bearing carries resonance from the inner ring to the outer. This makes them ideal for high-speed resonance transfer. In addition to being conductive, glass microbeads are harder and lighter than steel.
bearing

They are used in pulley systems

Pulley systems use ball bearings to move the sprocket, which is a wheel that rotates. These bearings are installed on the center mounting hole of the pulley wheel. They protect the entire system from heat, while allowing higher speed and smooth operation. They distribute the weight of the load evenly, minimizing friction and wobbling, and ensure a smooth rotation. Ball bearings are typically made from steel and are installed inside the pulley wheel.
The moment of inertia and bearing friction are measured to within ten percent accuracy. These two variables affect the speed of the pulley system, which can lead to crashes if the weight holders are not balanced. Therefore, ball bearings are used to minimize the chance of such crashes. When you want to know more about ball bearings in pulley systems, here are the advantages they provide.
Another benefit of ball bearings in pulley systems is that they have lower friction than their solid counterparts. In order to reduce friction, however, ball bearings must be made of good materials. Some of the common ball materials are high-quality plastics and stainless steel. Good materials and clever block design are essential to minimizing friction. If you are planning to use ball bearings in your pulley system, check out the following tips and make sure you are choosing the right one for your application.
China Hot selling Inch Tapered Taper Roller Bearing 25577/25521 Slewing Cross Roller Bearing   with Hot sellingChina Hot selling Inch Tapered Taper Roller Bearing 25577/25521 Slewing Cross Roller Bearing   with Hot selling
editor by CX 2023-10-18