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
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

Why Choose HECTO?
1. More than 20 years of manufacturing and exporting experiences
2. an ISO/TS16949 company
3. 100% inspecting of products
4. More competitive prices with better quality
5. More than 99% of delivery in time
6. Rapid response of your emails and questions
7. Products can be traced back

***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

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
Samples:
US$ 0/Set
1 Set(Min.Order)

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Customization:
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bearing

How to Replace a Bearing

If you want to select a bearing for a specific application, you should know a few basics. This article will give you an overview of ball, angular contact, and sliding-contact bearings. You can choose a bearing according to the application based on the characteristics of its material and preload. If you are not sure how to choose a bearing, try experimenting with it. The next step is to understand the Z-axis, which is the axes along which the bearing moves.

Z axis

When it comes to replacing your Z axis bearing, there are several things you must know. First, you need to make sure that the bearings are seated correctly. Then, you should check the tension and rotation of each one. To ensure that both bearings are equally tensioned, you should flex the Core to the desired angle. This will keep the Z axis perpendicular to the work surface. To do this, first remove the Z axis bearing from its housing and insert it into the Z axis motor plate. Next, insert the flanged bearing into the Z axis motor plate and secure it with two M5x8mm button head cap screws.
Make sure that the bearing plate and the Z Coupler part are flush and have equal spacing. The spacing between the two parts is important, as too much spacing will cause the leadscrew to become tight. The screws should be very loose, with the exception of the ones that engage the nylocks. After installing the bearing, the next step is to start the Z axis. Once this is done, you’ll be able to move it around with a stepper.

Angular contact

Ball bearings are made with angular contacts that result in an angle between the bearing’s races. While the axial load moves in one direction through the bearing, the radial load follows a curved path, tending to separate the races axially. In order to minimize this frictional effect, angular contact bearings are designed with the same contact angle on the inner and outer races. The contact angle must be chosen to match the relative proportions of the axial and radial loads. Generally, a larger contact angle supports a higher axial load, while reducing radial load.
Ball bearings are the most common type of angular contact bearings. Angular contact ball bearings are used in many applications, but their primary purpose is in the spindle of a machine tool. These bearings are suitable for high-speed, precision rotation. Their radial load capacity is proportional to the angular contact angle, so larger contact angles tend to enlarge with speed. Angular contact ball bearings are available in single and double-row configurations.
Angular contact ball bearings are a great choice for applications that involve axial loads and complex shapes. These bearings have raceways on the inner and outer rings and mutual displacement along the axial axis. Their axial load bearing capacity increases as the contact Angle a rises. Angular contact ball bearings can withstand loads up to five times their initial weight! For those who are new to bearings, there are many resources online dedicated to the subject.
Despite their complexity, angular contact ball bearings are highly versatile and can be used in a wide range of applications. Their angular contact enables them to withstand moderate radial and thrust loads. Unlike some other bearings, angular contact ball bearings can be positioned in tandem to reduce friction. They also feature a preload mechanism that removes excess play while the bearing is in use.
Angular contact ball bearings are made with different lubricants and cage materials. Standard cages for angular contact ball bearings correspond to Table 1. Some are machined synthetic resins while others are molded polyamide. These cage materials are used to further enhance the bearing’s axial load capacity. Further, angular contact ball bearings can withstand high speeds and radial loads. Compared to radial contact ball bearings, angular contact ball bearings offer the greatest flexibility.

Ball bearings

bearing
Ball bearings are circular structures with two separate rings. The smaller ring is mounted on a shaft. The inner ring has a groove on the outer diameter that acts as a path for the balls. Both the inner and outer ring surfaces are finished with very high precision and tolerance. The outer ring is the circular structure with the rolling elements. These elements can take many forms. The inner and outer races are generally made of steel or ceramic.
Silicon nitride ceramic balls have good corrosion resistance and lightweight, but are more expensive than aluminum oxide balls. They also exhibit an insulating effect and are self-lubricating. Silicon nitride is also suitable for high-temperature environments. However, this type of material has the disadvantage of wearing out rapidly and is prone to cracking and shattering, as is the case with bearing steel and glass. It’s also less resistant to heat than aluminum oxide, so it’s best to buy aluminum nitride or ceramic ball bearings for applications that are subjected to extremely high temperatures.
Another type of ball bearings is the thrust bearing. It has a special design that accommodates forces in both axial and radial directions. It is also called a bidirectional bearing because its races are side-by-side. Axial ball bearings use a side-by-side design, and axial balls are used when the loads are transmitted through the wheel. However, they have poor axial support and are prone to separating during heavy radial loads.
The basic idea behind ball bearings is to reduce friction. By reducing friction, you’ll be able to transfer more energy, have less erosion, and improve the life of your machine. With today’s advances in technology, ball bearings can perform better than ever before. From iron to steel to plastics, the materials used in bearings have improved dramatically. Bearings may also incorporate an electromagnetic field. So, it’s best to select the right one for your machine.
The life expectancy of ball bearings depends on many factors, including the operating speed, lubrication, and temperature. A single million-rpm ball bearing can handle between one and five million rotations. As long as its surface contact area is as small as possible, it’s likely to be serviceable for at least one million rotations. However, the average lifespan of ball bearings depends on the application and operating conditions. Fortunately, most bearings can handle a million or more rotations before they start showing signs of fatigue.

Sliding-contact bearings

bearing
The basic principle behind sliding-contact bearings is that two surfaces move in contact with one another. This type of bearing works best in situations where the surfaces are made of dissimilar materials. For instance, a steel shaft shouldn’t run in a bronze-lined bore, or vice versa. Instead, one element should be harder than the other, since wear would concentrate in that area. In addition, abrasive particles tend to force themselves into the softer surface, causing a groove to wear in that part.
Sliding-contact bearings have low coefficients of friction and are commonly used in low-speed applications. Unlike ball and roller bearings, sliding contact bearings have to be lubricated on both sides of the contacting surfaces to minimize wear and tear. Sliding-contact bearings generally are made of ceramics, brass, and polymers. Because of their lower friction, they are less accurate than rolling-element bearings.
Sliding-contact bearings are also known as plain or sleeve bearings. They have a sliding motion between their two surfaces, which is reduced by lubrication. This type of bearing is often used in rotary applications and as guide mechanisms. In addition to providing sliding action, sliding-contact bearings are self-lubricating and have high load-carrying capacities. They are typically available in two different types: plain bearings and thrust bearings.
Sliding-contact linear bearing systems consist of a moving structure (called the carriage or slide) and the surfaces on which the two elements slide. The surfaces on which the bearing and journal move are called rails, ways, or guides. A bore hole is a complex geometry, and a minimum oil film thickness h0 is usually used at the line of centers. It is possible to have a sliding-contact bearing in a pillow block.
Because these bearings are porous, they can absorb 15 to 30% of the lubrication oil. This material is commonly used in automobile and machine tools. Many non-metallic materials are used as bearings. One example is rubber, which offers excellent shock absorbency and embeddability. While rubber has poor strength and thermal conductivity, it is commonly used in deep-well pumps and centrifugal pumps. This material has high impact strength, but is not as rigid as steel.

China factory Taper Tapered Roller Bearing Cone 017 981 7105 Mer F15269   double row ball bearingChina factory Taper Tapered Roller Bearing Cone 017 981 7105 Mer F15269   double row ball bearing
editor by CX 2023-04-18