Tag Archives: truck bearing

China OEM Ungeared Slewing Rings Bearings (L6-22P9Z) Turntable Bearings Dual Flanged Swing Bearing for Pump Truck Cranes with high quality

Product Description

Please see details for slewing ring bearing swing bearing turntable bearing:

Flanged swing bearing slewing bearing ring
Internal toothed gear
L6-16N9Z  L6-25N9ZD  L6-37N9Z  L9-38N9Z  L9-57N9Z  L6-16N9ZD  L6-29N9Z  L6-37N9ZD
L9-42N9Z  L6-22N9Z  L6-29N9ZD  L6-43N9Z  L9-46N9Z  L6-22N9ZD  L6-33N9Z  L6-43N9ZD
L9-49N9Z  L6-25N9Z  L6-33N9ZD  L9-53N9Z
External toothed gear
L6-16E9Z  L6-25E9ZD  L6-37E9Z  L9-38E9Z  L9-57E9Z  L6-16E9ZD  L6-29E9Z  L6-37E9ZD
L9-42E9Z  L6-22E9Z  L6-29E9ZD  L6-43E9Z  L9-46E9Z  L6-22E9ZD  L6-33E9Z  L6-43E9ZD
L9-49E9Z  L6-25E9Z  L6-33E9ZD  L9-53E9Z  S8-50E1  S14-90E1  S24-158E1  S8-56E1
S16-100E1  S24-178E1  S10-63E1  S16-112E1  S12-70E1  S20-125E1  S14-80E1  S22-140E1
Untoothed gearless
L4-13P8Z  L6-16P9Z  L6-25P9ZD  L6-37P9Z  L9-38P9Z  L9-57P9Z  L4-13P9Z  L6-16P9ZD
L6-29P9Z  L6-37P9ZD  L9-42P9Z  L4-17P8Z  L6-22P9Z  L6-29P9ZD  L6-43P9Z  L9-46P9Z
L4-17P9Z  L6-22P9ZD  L6-33P9Z  L6-43P9ZD  L9-49P9Z  L6-25P9Z  L6-33P9ZD  L9-53P9Z

Four Point Contact Ball swing bearing slewing bearing ring
Internal toothed gear
A8-17N4D  A14-33N1  A13-46N1A  A16-56N5  A20-95N4  A8-22N2A  A10-35N1L
A12-47N3E  A16-59N2  A24-107N1  A8-25N21  A12-35N5  A14-47N5A  A20-72N5A
A22-129N1  A9-25N3  A7-38N1  A9-54N2  A18-80N1  A22-166N1  A10-32N1A
A10-43N28D  A14-54N10C  A16-95N6
External toothed gear
A6-9E1B  A14-18E1L1  A14-22E1B1  A14-34E31  A18-46E4D  A18-60E2  A22-105E2A
A6-11E4  A8-19E5A  A12-27E3  A13-38E1  A10-47E1  A18-74E3  A19-111E1  A6-14E10
A8-22E6  A8-30E8D  A8-39E12  A12-48E12  A16-78E4  A24-119E11A  A8-17E10BC
A10-22E5A  A10-34E6  A8-41E1  A14-48E22  A18-80E1  A16-152E2  A12-18E5  12-22E2
A12-34E2AG  A12-42E316-53E1A  A18-89E1
Untoothed gearless
A6-9P4  A8-22P11  A14-25P1  A14-43P1  A16-67P2  A22-98P1  A6-11P5  A13-22P4
A14-31P3  A12-47P2  A16-79P1A  A10-110P2D  A6-14P3D  A4-23P2A  A12-32P2
A14-49P1A  A16-86P1  A12-125P1  A8-17P1DU  A9-24P2  A12-34P2B  A14-56P1E
A14-89P1  A19-150P1  A14-19P4  A14-24P1A  A10-35P1A  A18-60P1B  A18-89P1

Double row ball swing bearing slewing bearing ring
Internal toothed gear
H7-35N1  H7-43N1  H7-43N3A  H8-54N1
External toothed gear
H7-30E1  H7-38E1  H8-58E2

Crossed roller swing bearing slewing bearing ring
Internal toothed gear
R8-30N3  R8-46N3  R9-63N3  R8-35N3  R8-49N3  R9-67N3  R8-39N3  R8-52N3
R11-71N3  R8-42N3  R9-55N3  R11-75N3  R8-44N3  R9-59N3  R11-79N3
External toothed gear
R8-30E3  R8-46E3  R9-63E3  R8-35E3  R8-49E3  R9-67E3  R8-39E3  R8-52E3
R11-71E3  R8-42E3  R9-55E3  R11-75E3  R8-44E3  R9-59E3  R11-79E3

Triple row roller swing bearing slewing bearing ring
Internal toothed gear
3R6-49N9  3R8-59N2C  3R8-98N1  3R10-88N2B  3R13-122N1B  3R16-265N3
3R6-55N9  3R8-59N2E  3R8-98N9  3R10-98N1B  3R13-128N1A  3R6-63N9
3R8-68N3B  3R8-110N1  3R10-111N2F  3R16-197N1  3R6-71N9  3R8-79N9
3R8-122N1A  3R10-117N3D  3R16-220N1  3R6-79N9  3R8-88N9  3R10-85N2A
3R13-62N1E  3R16-245N1
External toothed gear
3R6-48E3B  3R6-79E9  3R16-197E2  3R6-49E9  3R8-79E9  3R16-220E1  3R6-55E9
3R8-88E9  3R16-248E1  3R6-63E9  3R8-98E9  3R16-265E1  3R6-71E9  3R10-82E3C
Untoothed gearless
3R5-44P2A  3R6-79P9  3R10-125P1B  3R6-49P9  3R8-79P9  3R16-102P5  3R6-55P9
3R8-88P9  3R6-63P9  3R8-98P9  3R6-71P9  3R10-98P9

Four point contact ball slewing bearing without gear teeth for trailer truck
W13-24P1  W13-35P1  W13-38P1  W13-43P2  W13-49P1  W13-51P1D  W14-60P1  W14-71P1
W16-84P1  W17-108P1  M4-12P4  M4-12P4Z  M4-16P4  M4-16P4Z  M4-22P4  M4-22P4Z
M4-26P4  M4-26P4Z  M4-30P4  M4-30P4Z  M4-34P4  M4-34P4Z  M4-38P4  M4-38P4Z
M5-16P1  M5-16P1Z  M5-22P1  M5-22P1Z  M5-26P1  M5-26P1Z  M5-30P1  M5-30P1Z
M5-34P1  M5-34P1Z  M5-38P1  M5-38P1Z  M5-31P1  M5-31P1Z  M5-36P1  M5-36P1Z
M5-40P1  M5-40P1Z  M6-35P1  M6-35P1Z  M6-39P1  M6-39P1Z  M7-39P1  M7-39P1Z
M7-42P1  M7-42P1Z  S8-50E1  S8-56E1  S10-63E1  S12-70E1  S14-80E1  S14-90E1
S16-100E1  S16-112E1  S20-125E1  S22-140E1  S24-158E1  S24-178E1

If you need more details, please feel free to contact us for designing and producing,  Attn: Susan Yang

1. Why choose CZPT slewing bearings
Who we are?
We (HangZhou CZPT special heavy-duty and large bearing manufacturing CO., LTD) are a professional
bearing manufacturer in the world, established in 2000, specializing in slewing bearings, slewing drives
and special bearings, with design, production, sales, marketing and service from OD200mm to 8000mm.
For 18 years experiences, our bearings have flied to more than 50 countries.

Our technical team:
We have 60 employees, with 6 experienced engineers and professional technicists.
All our bearings are designed by CAD-programs, made according to customers’ special demands.
Our technical team can also verify safety & reliability depending on the load case and the strength of raceway
as well as gear and bolt connections.

Equipped with advanced manufacturing equipments and test instruments, all bearings are of uniform marking
and packing with superior quality, reasonable prices and perfect services.

We have been certificated by ISO9001:2008, and we are also aligned to international quality standards
from application consulting and engineering to productions, examinations, documentations and dispatch.
We will prepare additional test reports if customers need.

2. Structure of CZPT slewing bearings
Main Types:
Single row ball slewing ring bearings
Double row ball slewing ring bearings
Crossed roller slewing ring bearing
Three row cylindrical roller slewing bearings
BALL & ROLLER combined slewing bearings
Flanged slewing ring bearing
Gear Type:
Slewing bearings with external gear
Slewing bearings with internal gear
Slew bearings without gear
Flange type:
Slewing bearings with external flange and internal gear
Slew rings with internal flange and external gear
Slew bearings with external and internal flange

3. About CZPT bearings Advantages:
3.1 introduction:we are a manufacturer of slewing bearing since 1993, our factory occupies a area of 30000square meters with 4 workshop and 1 office building. 
3.2 Featured products: slewing bearing and slewing drive
3.3 Capital: Current is 1 million RMB, but we are increasing the capital to 10 million RMB
3.4 Workers: 60
3.5 Certificate: ISO9001:2008, 3.1 certificate, CCS certificate
All CZPT slew rings can betested by the 3rd party inspection organization if customer requires, such as BV, CCS, SGS, LR, ABS and so on. All swing bearings inspection reports will be supplied to customers, including raw material certificate, heat treatment certificate, UT&PT and so on.
3.6 Annual Exportation: 8 million USD
3.7 Warranty Period: All CZPT slewing ring bearings have a warranty period of 18 months, for some special working condition, warranty period can be lengthened to 3-4 years.
3.8 Production Time: All CZPT slewing ring bearings can be usually delivered timely, usual production time is 15-50 days based on different slew bearings diameters, sometimes slew rings will be in stock.
3.9 Technical Control
All CZPT slewing ring bearings are forged rings with material steel 50Mn or 42CrMo, slewing rings are machined by CNC lathe, slew bearings raceway are quenched via medium-frequency hardening with hardness 55-60HRC, turntable bearings are drilled holes by CNC drilling machine, slew gears are machined by hobbing machine with gear quenched if required, swing bearings then are grinded by grinding machine with higher precision.

4. CZPT Slewing Bearing Packing 
4.1 Basic Packing
Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;
And then packed with kraft paper and professional belts;
At last, with wooden box totally at the outer packing to invoid the rust or the moist;
We can depend on the customers  demand to be packed;

4.2 CZPT slewing ring bearings can be packed by different ways.
If bearing diameter is less than 2300mm, slewing rings will be usually packed by square plywood case.
If bearing diameter is more than 2300mm, slewing rings can be packed by square plywood case, round plywood case, or steel tripod. Every package way can be totally kept goods safely.

5. CZPT Slewing Bearing Transportation:
Slewing bearings can be offered different delivery terms, such as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by different transport ways, by express (such as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Deep Groove Raceway
Material: 50mn or 42CrMo
US$ 100/Piece
1 Piece(Min.Order)

Request Sample



Customized Request

nylon sleeve bearing

Can you provide guidance on the selection and sizing of nylon sleeve bearings for specific applications?

Yes, I can provide guidance on the selection and sizing of nylon sleeve bearings for specific applications. Here’s a detailed explanation of the factors to consider when selecting and sizing nylon sleeve bearings:

  • Load and Application Requirements:

The first step in selecting nylon sleeve bearings is to assess the load and application requirements. Determine the maximum load the bearing will experience, including static and dynamic loads. Consider factors such as rotational speed, operating temperature, environmental conditions, and the presence of contaminants or chemicals. Understanding the specific application requirements will help in selecting a nylon bearing with the appropriate load capacity, temperature resistance, chemical compatibility, and other necessary properties.

  • Bearing Dimensions:

Next, consider the dimensions of the bearing. Measure the shaft diameter and the housing bore to determine the appropriate bearing size. Nylon sleeve bearings are available in a range of standard sizes, so select a bearing that matches the dimensions of the shaft and housing for a proper fit. Ensure that there is sufficient clearance between the shaft and the bearing to allow for proper lubrication and thermal expansion.

  • Lubrication Requirements:

Consider the lubrication requirements of the application. Nylon sleeve bearings can be self-lubricating, which means they have built-in lubrication properties. Assess whether the application conditions allow for proper self-lubrication or if additional lubrication is necessary. Factors such as operating speed, temperature, and the presence of contaminants may influence the lubrication requirements. If external lubrication is needed, ensure that the chosen nylon bearing is compatible with the lubricant used.

  • Environmental Factors:

Take into account the environmental factors that the nylon sleeve bearings will be exposed to. Consider temperature variations, humidity levels, exposure to chemicals or corrosive substances, and the presence of abrasive particles. If the application involves extreme temperatures, exposure to chemicals, or other harsh conditions, select a nylon bearing with appropriate material properties and resistance to those environmental factors.

  • Industry Standards and Regulations:

Check if there are any industry-specific standards or regulations that need to be followed when selecting nylon sleeve bearings. Certain industries, such as automotive or aerospace, may have specific requirements for bearing materials, performance standards, or certifications. Ensure that the chosen nylon bearing complies with the relevant standards and regulations to meet the specific industry requirements.

  • Consult Manufacturer or Supplier:

Lastly, it is recommended to consult the manufacturer or supplier of nylon sleeve bearings for additional guidance. They can provide expertise and assistance in selecting the most suitable bearing for the specific application. The manufacturer or supplier can offer information on material properties, load capacities, temperature limits, and other technical specifications to ensure the optimal selection and sizing of nylon sleeve bearings.

By considering these factors and consulting with experts, you can make an informed decision when selecting and sizing nylon sleeve bearings for specific applications. Taking the time to choose the right bearing will contribute to the performance, longevity, and reliability of the equipment or machinery in which they are used.

nylon sleeve bearing

Are there variations in nylon sleeve bearing designs and materials for specific applications?

Yes, there are variations in nylon sleeve bearing designs and materials to accommodate specific applications. Different applications may have unique requirements in terms of load capacity, operating conditions, environmental factors, and desired performance characteristics. Here’s a detailed explanation of the variations in nylon sleeve bearing designs and materials for specific applications:

Design Variations:

Nylon sleeve bearings can be designed in various configurations to meet specific application needs. Some common design variations include:

  • Straight Sleeve Bearings: These are the most basic design, featuring a cylindrical shape with a straight bore. They are suitable for applications with moderate loads and low speeds.
  • Flanged Sleeve Bearings: These bearings have an added flange on one end, which provides axial support and helps in proper alignment. Flanged bearings are often used in applications where axial movement needs to be restricted.
  • Thrust Washers: These are flat or washer-like nylon bearings that are used to provide axial support and reduce friction between moving parts in thrust applications.
  • Customized Designs: In some cases, nylon sleeve bearings can be customized or engineered to meet specific application requirements. This may involve modifications in dimensions, shapes, or features to optimize performance.

Material Variations:

While nylon is the primary material used for sleeve bearings, there are variations in the composition and formulation of nylon to suit different applications. Some common material variations include:

  • Standard Nylon: This is the most commonly used nylon material for sleeve bearings. It offers good wear resistance, low friction, and self-lubricating properties.
  • Reinforced Nylon: Reinforced nylon bearings are infused with fillers such as glass fibers or other additives to enhance their mechanical properties. These bearings exhibit improved strength, stiffness, and higher load-carrying capacity compared to standard nylon bearings.
  • Food-Grade Nylon: Nylon bearings can be manufactured from food-grade or FDA-approved nylon materials. These bearings are designed to meet strict hygiene and safety standards and are suitable for applications in the food and beverage industry.
  • High-Temperature Nylon: For applications involving elevated temperatures, special high-temperature nylon formulations are available. These bearings can withstand higher operating temperatures without significant loss of mechanical properties.
  • Chemically Resistant Nylon: In applications where exposure to chemicals or corrosive substances is a concern, chemically resistant nylon bearings are used. These bearings are formulated to resist degradation or damage from specific chemicals.

The choice of nylon sleeve bearing design and material depends on the specific application requirements and operating conditions. Engineers and designers consider factors such as load capacity, speed, temperature, environmental conditions, lubrication needs, and industry regulations when selecting the appropriate design and material for their applications.

In summary, there are variations in nylon sleeve bearing designs and materials to cater to specific applications. Design variations include straight sleeve bearings, flanged sleeve bearings, thrust washers, and customized designs. Material variations include standard nylon, reinforced nylon, food-grade nylon, high-temperature nylon, and chemically resistant nylon. The selection of design and material depends on the unique requirements and operating conditions of the application.

nylon sleeve bearing

How do nylon sleeve bearings compare to other types of sleeve bearings, such as bronze?

When comparing nylon sleeve bearings to other types of sleeve bearings, such as bronze, there are several factors to consider. Here’s a detailed comparison between nylon sleeve bearings and bronze sleeve bearings:

  • Friction and Lubrication:

Nylon sleeve bearings have inherent low-friction properties, which reduce the need for additional lubrication. They offer self-lubrication capabilities, allowing them to operate with minimal or no external lubrication. On the other hand, bronze sleeve bearings typically require regular lubrication to minimize friction and wear. Lubrication is necessary to create a lubricating film between the bearing and the mating surface, reducing friction and preventing metal-to-metal contact.

  • Wear Resistance:

Both nylon and bronze sleeve bearings offer good wear resistance. Nylon bearings can withstand continuous sliding motion against mating surfaces without significant wear or damage. Bronze bearings, especially those made from materials like phosphor bronze or aluminum bronze, are also known for their excellent wear resistance. However, the specific wear characteristics may depend on the application requirements, load conditions, and environmental factors.

  • Corrosion Resistance:

In terms of corrosion resistance, nylon sleeve bearings have an advantage over bronze bearings. Nylon is highly resistant to corrosion and does not rust or corrode when exposed to moisture or most common chemicals. Bronze bearings, although generally resistant to corrosion, can be susceptible to oxidation or chemical attack in certain environments. Bronze bearings may require additional protective coatings or maintenance to prevent corrosion-related issues.

  • Load Capacity:

Bronze sleeve bearings typically have higher load-carrying capacities compared to nylon sleeve bearings. Bronze, being a metal alloy, offers greater strength and hardness, allowing it to withstand heavier loads and higher pressures. Bronze bearings are commonly used in applications that involve significant loads or impact forces. Nylon bearings, while suitable for many moderate-load applications, may not be as appropriate for extremely heavy load conditions.

  • Temperature Range:

Bronze bearings generally have a wider temperature range compared to nylon bearings. Bronze can withstand higher temperatures without significant loss of mechanical properties. It is commonly used in high-temperature applications where nylon may not be suitable due to its lower melting point. Nylon sleeve bearings have a temperature limit, beyond which the material can deform or degrade. They are typically used in applications with lower temperature requirements.

  • Noise and Vibration:

Nylon sleeve bearings offer inherent noise reduction capabilities due to their low-friction operation. They can help dampen vibrations and reduce noise levels, contributing to quieter machinery and equipment. Bronze bearings, depending on their design and lubrication, can generate more noise and vibrations during operation. Additional measures, such as proper lubrication and vibration dampening arrangements, may be required to minimize noise and vibration in bronze bearing applications.

  • Cost:

In terms of cost, nylon sleeve bearings are generally more cost-effective compared to bronze bearings. Nylon is a readily available and cost-efficient material, making the manufacturing of nylon bearings economical. Bronze bearings, especially those made from high-performance alloys, can be more expensive due to the cost of raw materials and the manufacturing process. The cost difference may vary depending on the specific application requirements and the availability of materials.

In summary, nylon sleeve bearings and bronze sleeve bearings have distinct characteristics and advantages. Nylon bearings offer low friction and self-lubrication properties, corrosion resistance, and cost-effectiveness. They are suitable for moderate-load applications and environments where corrosion is a concern. Bronze bearings provide higher load capacities, wider temperature ranges, and are commonly used in heavy-load applications. The choice between nylon and bronze depends on the specific application requirements, load conditions, temperature range, and other factors.

China OEM Ungeared Slewing Rings Bearings (L6-22P9Z) Turntable Bearings Dual Flanged Swing Bearing for Pump Truck Cranes   with high qualityChina OEM Ungeared Slewing Rings Bearings (L6-22P9Z) Turntable Bearings Dual Flanged Swing Bearing for Pump Truck Cranes   with high quality
editor by CX 2024-02-18

China best 1305 Adapter Sleeve Self Aligning Ball Bearing for Mixer Truck with Best Sales

Product Description

Self Aligning Ball Bearing are widely used in: Electric Spark, spinning equipment, mixer, industrial dryer, plastic plate equipment, candy machinery, cross-cutting machines, dehydration equipment, casting machine tools, disinfection and sterilization equipment, pressure gun, textile equipment, drilling and production equipment, numerical control welding machine, after help machine, injection molding machine accessories, electroplating refrigeration machine, coking equipment, pressure machine, wear pump and otherfields.fields.

Product name Self aligning ball bearing
Material Bearing Steel
Bearing Package Barreled, bagged, boxed, palletized or as customers’ requirement.
Service OEM service provided
Delivery time 3-10 days depends on quantity needed

Features and benefits:

1. Accommodate static and dynamic misalignment
    The bearings are self-aligning like spherical roller bearings or CARB bearings.
 2. Excellent high-speed performance
    Self-aligning ball bearings generate less friction than any other type of rolling bearing, which enables them to run cooler even at high speeds.
3. Minimum maintenance
    Because of low heat generation, the bearing temperature is lower, leading to extended bearing life and maintenance intervals.
4. Low friction
    Very loose conformity between balls and outer ring keeps friction and frictional heat at low levels.
5. Excellent light load performance
    Self-aligning ball bearings have low minimum load requirements.
6. Low noise
    Self-aligning ball bearings can reduce noise and vibration levels, for example, in fans.


Product Parameters

Self aligning ball bearing
Bearing No. Dimensions(mm) Weight(kg)
d D B
1203 17 40 12 0.076
1204 20 47 14 0.12
1205 25 52 15 0.14
1206 30 62 16 0.23
1207 35 72 17 0.32
1208 40 80 18 0.42
1209 45 85 19 0.47
1210 50 90 20 0.525
1211 55 100 21 0.705
1212 60 110 22 0.9
1213 65 120 23 1.15
1214 70 125 24 1.26
1215 75 130 25 1.36
1216 80 140 26 1.67
1217 85 150 28 2.07
Bearing No. Dimensions(mm) Weight
  d D B kg
1303 17 47 14 0.13
1304 20 52 15 0.163
1305 25 62 17 0.257
1306 30 72 19 0.387
1307 35 80 21 0.51
1308 40 90 23 0.715
1309 45 100 25 0.957
1310 50 110 27 1.21
1311 55 120 29 1.58
1312 60 130 31 1.96
1313 65 140 33 2.45
1314 70 150 35 2.99
1315 75 160 37 3.56
1316 80 170 39 4.18
1317 85 180 41 4.98
Bearing No. Dimensions(mm) Weight
  d D T kg
2203 17 40 16 0.09
2204 20 47 18 0.14
2205 25 52 18 0.163
2206 30 62 20 0.26
2207 35 72 23 0.403
2208 40 80 23 0.51
2209 45 85 23 0.55
2210 50 90 23 0.6
2211 55 100 25 0.81
2212 60 110 28 1.09
2213 65 120 31 1.46
2214 70 125 31 1.62
2215 75 130 31 1.62
2216 80 140 33 2.01
2217 85 150 36 2.52
Bearing No. Dimensions(mm) Weight
  d D T kg
2303 17 47 19 0.158
2304 20 52 21 0.209
2305 25 62 24 0.335
2306 30 72 27 0.5
2307 35 80 31 0.675
2308 40 90 33 0.925
2309 45 100 36 1.23
2310 50 110 40 1.64
2311 55 120 43 2.1
2312 60 130 46 2.6
2313 65 140 48 3.23
2314 70 150 51 4.23
2315 75 160 55 5.13
2316 80 170 58 6.1
2317 85 180 60 7.05


Other bearings:

(1)Deep Groove Ball Bearing 6000 ,6200,6300,6900 series ( steel cage, brass cage , nylon cage)

(2)Spherical Roller Bearing 22200 22300 23000 24000 series ( steel cage CC, brass cage, CA and MB)

(3)Pillow Block Bearing,UC UCP UCT UCF UCFL SBPFL series 

(4)Taper Roller Bearing (single row, double row and four row ) 

(5)Cylindrical Roller Bearing ( steel cage, brass cage ,nylon cage)

(6)Thrust Ball Bearing ( steel cage, brass cage)

(7)Thrust Roller Bearing( steel cage, brass cage)
Various types and models of bearings


Company Profile


ZheJiang Dente International Trade Co.,Ltd has taken in this line for more than 20 years. Besides of our own factory, we also cooperate with more than 500 bearing factories to meet market requirements. 
Our products include deep groove ball bearings, tapered roller bearings, pillow block bearings, self-aligning ball bearings, spherical roller bearings, cylindrical roller bearings, thrust ball bearings, non-standard bearings of automobiles. Simultaneously we also supply needle roller bearings, stainless steel bearings ,inch series bearings, non-standard bearings, imported bearings of global brand, wheel hub bearings. 

Testing equipment

Company testing center is equipped with professional testing equipment,bearings produced by professional and technical personnel to detect bearing greatly enchance the ability to control the technical indicators,to ensure that the pass rate of products manufactured to meet customer demand.

DNT bearing products used have undergone multiple rigorous technical screening, testing, and release to ensure that the performance of each product matches the precision of the unit and device. The factory has complete testing equipment, ensuring safety and quality that you can rest assured!



Our Advantages

1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.

2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.

Packaging & Shipping




A. plastic box+outer carton+pallets
B. plastic bag+ single box+carton+pallet
C. plastic bag+ single box+middle box+carton+pallet
D. Of course we will also be based on your needs



1.Is the company a production factory or a trading company?
ZheJiang Dente International Trade Co.,Ltd is a manufacturing enterprise focusing on bearings and integrating research, production and sales. 

2.How many the MOQ of your company?
Depending on the size of the bearing, the MOQ is variable, if you are interested, you can contact me for a quote.

3.Does the company accept OEM or customized bearings?
In addition to standard products, we also supply non-standard and modified standard products for special application. Meanwhile, we provide OEM service.

4.Can the company provide free samples?
We can provide samples for free. You only need to provide shipping.

5.What are the company’s delivery terms?
We can accept FOB,CFR,CIF,EXW,etc. You can choose the 1 which is the most convenient cost effective for you.

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Seals Type: Open, 2RS
Lubrication: Grease or Oil
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nylon sleeve bearing

Can you describe the various types of seals and shields used with nylon sleeve bearings for contamination prevention?

Yes, various types of seals and shields are used with nylon sleeve bearings to prevent contamination. Here’s a detailed description of these types:

  • Felt Seals:

Felt seals are commonly used with nylon sleeve bearings for contamination prevention. They are made of compressed felt material and provide a barrier against the entry of contaminants such as dirt, dust, and moisture. Felt seals are effective in low to moderate speed applications and offer good resistance to abrasion. They are relatively easy to install and provide a cost-effective sealing solution for nylon sleeve bearings.

  • Rubber Seals:

Rubber seals, also known as radial lip seals or contact seals, are another type of seal used with nylon sleeve bearings. They consist of a rubber lip that makes contact with the shaft surface, creating a seal to prevent the ingress of contaminants. Rubber seals offer excellent sealing properties and can withstand higher speeds and temperature ranges compared to felt seals. They provide reliable contamination prevention and are commonly used in demanding industrial applications.

  • Metal Shields:

Metal shields, also called metal covers or shields, are used as protective barriers with nylon sleeve bearings. They are typically made of metal, such as steel or stainless steel, and are designed to cover the bearing opening partially or completely. Metal shields provide physical protection against large particles, debris, and some contaminants. They are durable and offer good resistance to impact and abrasion. Metal shields are often used in applications where frequent maintenance and inspection are required.

  • Non-Contact Seals:

Non-contact seals, also known as labyrinth seals or gap seals, are designed to prevent contamination without making direct contact with the shaft. They consist of a series of barriers or channels that create a tortuous path for contaminants, effectively sealing the bearing. Non-contact seals offer low friction and reduced heat generation, making them suitable for high-speed applications. They provide reliable contamination prevention while minimizing shaft wear and power losses.

  • Hybrid Seals:

Hybrid seals combine different sealing elements to provide enhanced contamination prevention. They may incorporate a combination of rubber seals, metal shields, or non-contact seal designs. Hybrid seals are designed to provide multiple layers of protection against various types of contaminants. They offer improved sealing performance, durability, and versatility, making them suitable for a wide range of applications where stringent contamination prevention is required.

  • Integrated Sealing Systems:

In some cases, nylon sleeve bearings may come with integrated sealing systems. These systems include specially designed seals, shields, or combination arrangements that are built into the bearing or bearing housing. Integrated sealing systems provide optimal contamination prevention and are specifically engineered for the bearing application. They offer convenience, reliability, and effective sealing performance, reducing the risk of contamination-related issues and simplifying maintenance requirements.

In summary, the various types of seals and shields used with nylon sleeve bearings for contamination prevention include felt seals, rubber seals, metal shields, non-contact seals, hybrid seals, and integrated sealing systems. The selection of the appropriate sealing solution depends on factors such as the operating environment, speed, temperature, and the level of contamination protection required. By utilizing the right sealing mechanism, nylon sleeve bearings can maintain their performance and reliability by preventing the entry of contaminants and ensuring smooth operation.

nylon sleeve bearing

What are the potential challenges or limitations of using nylon sleeve bearings in specific industries?

When considering the use of nylon sleeve bearings in specific industries, there are several potential challenges or limitations to be aware of. Here’s a detailed explanation of the challenges and limitations associated with using nylon sleeve bearings in specific industries:

  • High Load and Impact Applications:

Nylon sleeve bearings may have limitations when it comes to high load and impact applications. While nylon has good strength and load-bearing capabilities, it may not be suitable for extremely heavy loads or applications with frequent impacts. Excessive loads or impacts can cause deformation, accelerated wear, or even failure of the nylon material. In such cases, alternative bearing materials with higher load and impact resistance, such as bronze or steel, may be more appropriate.

  • Elevated Temperatures:

Nylon sleeve bearings have temperature limitations, particularly when it comes to elevated temperatures. Nylon begins to soften and lose its mechanical properties at higher temperatures. Prolonged exposure to temperatures above its recommended operating range can result in deformation, reduced load capacity, and compromised performance of the bearings. In industries where high temperatures are common, such as automotive or industrial applications, alternative bearing materials capable of withstanding higher temperatures, such as specialized polymers or self-lubricating metals, may be more suitable.

  • Chemical Exposure:

While nylon sleeve bearings offer good resistance to certain chemicals, they may not be suitable for all types of chemical exposures. Nylon can be adversely affected by strong acids, strong bases, and certain solvents. In industries where extensive exposure to corrosive or chemically aggressive environments is expected, alternative bearing materials specifically designed for chemical resistance, such as PTFE (polytetrafluoroethylene) or stainless steel, may be more appropriate.

  • Hydrolysis:

Nylon is susceptible to hydrolysis, a chemical reaction that occurs when nylon comes into contact with water or high humidity over extended periods. Hydrolysis can lead to a decrease in mechanical properties, dimensional changes, and overall degradation of the nylon material. In industries where prolonged exposure to moisture or high humidity is expected, alternative bearing materials with better resistance to hydrolysis, such as acetal or PEEK (polyether ether ketone), may be more suitable.

  • Speed Limitations:

Nylon sleeve bearings have speed limitations due to factors such as heat generation and potential for material deformation at higher speeds. In high-speed applications, the centrifugal forces and generated heat can cause the nylon material to soften or warp, leading to reduced bearing performance and potential failure. If high-speed operation is a requirement, alternative bearing materials designed for high-speed applications, such as specialized self-lubricating metals or ceramic hybrids, may be more suitable.

In summary, while nylon sleeve bearings offer numerous advantages, they also have potential challenges and limitations in specific industries. Factors such as high loads, impacts, elevated temperatures, chemical exposure, hydrolysis, and speed limitations can affect the performance and suitability of nylon bearings. It is important to carefully assess the application requirements, operating conditions, and potential limitations of nylon sleeve bearings and consider alternative bearing materials when necessary to ensure optimal performance and longevity in specific industries.

nylon sleeve bearing

Can you describe the load-carrying capacity and load ratings of nylon sleeve bearings?

Nylon sleeve bearings have specific load-carrying capacities and load ratings that are important considerations when selecting and designing for their use. Here’s a detailed description of the load-carrying capacity and load ratings of nylon sleeve bearings:

Nylon sleeve bearings are designed to support loads and provide a low-friction interface between moving parts. The load-carrying capacity of a nylon bearing refers to its ability to withstand and distribute the applied loads without excessive deformation or failure. The load ratings provide guidance on the maximum loads that a bearing can handle under specific operating conditions.

The load-carrying capacity of nylon sleeve bearings depends on various factors, including the bearing’s dimensions, design, material composition, and operating conditions. Nylon bearings are typically designed for moderate to light loads. They are suitable for applications where the loads are within the specified limits and do not exceed the bearing’s capabilities.

When considering the load ratings of nylon sleeve bearings, there are two primary ratings to consider:

  • Static Load Rating:

The static load rating indicates the maximum load that a nylon bearing can withstand without experiencing permanent deformation. It represents the maximum load that can be safely applied to the bearing when it is stationary or subjected to very slow rotational or oscillatory motions. Exceeding the static load rating can lead to excessive deformation, increased friction, and potential bearing failure.

  • Dynamic Load Rating:

The dynamic load rating specifies the maximum load that a nylon bearing can safely handle under constant rotational or oscillatory motion. It represents the load capacity when the bearing is in continuous motion. The dynamic load rating takes into account the bearing’s ability to distribute the applied load, minimize friction, and maintain reliable operation over an extended period. Exceeding the dynamic load rating can lead to premature wear, increased friction, and potential bearing failure.

It’s important to note that the load ratings provided for nylon sleeve bearings are typically determined through standardized testing procedures, such as those specified by the American National Standards Institute (ANSI) or International Organization for Standardization (ISO). These ratings serve as guidelines to help engineers and designers select bearings that can meet the expected load requirements of their specific applications.

It’s also crucial to consider other factors that can affect the load-carrying capacity of nylon bearings, such as temperature, speed, lubrication, and environmental conditions. Operating beyond the recommended load ratings or in harsh conditions can reduce the bearing’s performance, increase wear, and potentially lead to premature failure.

In summary, the load-carrying capacity and load ratings of nylon sleeve bearings depend on various factors, including the bearing design, dimensions, material composition, and operating conditions. Nylon bearings are typically designed for moderate to light loads and have specified static and dynamic load ratings. Adhering to the recommended load ratings and considering other operating factors are essential for ensuring reliable and long-lasting performance of nylon sleeve bearings.

China best 1305 Adapter Sleeve Self Aligning Ball Bearing for Mixer Truck   with Best SalesChina best 1305 Adapter Sleeve Self Aligning Ball Bearing for Mixer Truck   with Best Sales
editor by CX 2024-01-15

China Best Sales High Quality Good Price 32310 Tapered Roller Bearing for Trailer Truck Parts bearing driver

Product Description


35712 32007X 28KW04 3860/3820
35713 32008X 320/28 HM85716/HM85710
35714 32009X 28KW02 25580/25520
35715 32571X 6-7705Y 3782/3720
35716 32011 6-7706 127509
35717 32012 15113/15245 17887/17831
35718 32013 15590/15520 LM157149/LM157110
35719 32014 57174/20 LM603049/LM6571
35710 32015 329013A/Q LM603049/LM603012
35711 32016X L45449/L45410 LM603049/LM603014
35712 32017X 14118/14283 LM603049A/LM603014
35713 32018X M86649/M86610 25590/25520
35714 32019X M86043/M88571 25590/25523
35715 32571 15118/245 LM503349A/LM503310
35716 32571 31WK01G LM503349/LM503310
35717 32571X LM67048/LM67571 18690/18620
35718 32571X LM67049A/LM67571 386A/382A
35719 32026X LM67045/LM67571 JLM104946/10Z
35710 32571X LM67049A/LM67014 JLM104948/JLM104910
35711 32030X 15123/245 JLM104945/10Z
35712 32032X 14125A/14276 JM25719/JM25710
35714 32203 JL26749/JL26710 LM104949/LM104910
35716 32204 320/32C LM104949/LM104911
30302 32205 6-7806A 18790/18720
30303 32206 6-7707Y 368A/362A
30304 32207 M88048/M88571 368/362A
30305 32208 LM48548/LM48510 368/362
30306 32209 14136A/14276 3780/3720
30307 32210 HM88649/HM88610 3685/362
30308 32211 57178/57120 28584/25821
30309 32212 25877/25821 LM806649/LM806610
3571 32213 31594/31520 Y27911A
3571 32214 HM89446/HM89410 28680/28622
3571 32215 14585/14525 387S/382
3571 32216 6-7807Y 387A/382A
3571 32217 L68149/L68111 387AS/382A
3571 32218 LM78349/LM78310A 462/453X
3 0571 32219 LM78349/LM78310C 7911
3 0571 32220 JL68145/11-Z 469/453X
3 0571 32221 TR070803C 39580/20
3571 32222 25880/25821 28985/28920
30320 32303 HM89449/HM89410 28985A/28920
30321 32204 HM89448/HM89410 29587/29520
30322 32305 25570/25520 29586A/29522
31305 32306 JL69345/JL69310 29586YA/29522YA
31306 32307 JL69349/JL69310 TR131305R
31307 32308 LM29478/LM29710 29590/22
31308 32309 57410S/LM29710S 385A/394A
31309 32310 57207/LM29710 39590/20
31310 32311 LM29749/LM29711 3984/3920
31311 32312 LM29749/LM29710 HM212049/11
31312 32313 2788/2720 33281/33462
31313 32313B 26878/26822 33287/33462
31314 32314 3490/3420 30615
31315 32314B 3580/3525 30616
31316 32315 2789/2720 580/572
31317 32316 TR080803R-9 27695/20
31318 32317 3879-38220 497/492A
31319 32318 LM300849/11 HM518445/HN518410
31320 32319 18590/18520 594/592A
32004X 32320 LM501349/LM501310 11162/11300
320/22X 32321 LM501349/LM501311 24780/24720
32005X 32322 LM501349/LM501314 26882/26822

Our service:
KOR-TEC – Your Professional,Speedy,Cost-efective Automotive auto parts Manufacturing Partner!
1. High quality guaranteed: we have very strict quality control system to make sure every production process under well conditions,and all the products will be careful checked 1 by 1 to avoid any defects before shipping.
2. Fast delivery: as an actual and professional manufacturer,we have the confidence to arrange your order at the shortest time! we can always promise a rapid delivery.
3. Most competitive price : most favorable price with high quality products guaranteed!
4. Long warranty offered: 2 years long warranty guaranteed,any product failure caused by our factory,we will take 100% responsibility for the problem!

After-sales Service: 1 Year
Warranty: 1 Year
Type: Wheel Hub Bearing
Material: Stainless Steel
Tolerance: P4
Clearance: C3


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Understanding the Different Types of Bearings

When you are looking for a bearing, you have many options to choose from. This article will explain the various types, functions, and working principles of different types of bearings. Once you understand the basic components, you can make an informed decision about which one to buy. Here’s an overview of some of the most common types. Learn more about each type below! Read on to learn about the differences between these different types of bearings! Posted in Articles


Bearings serve as an integral part of a mechanical device. These devices help transfer torque from one part of a structure to another. These mechanisms increase the efficiency of a shaft by increasing its life. However, the functions of bearings depend on the application of the structure. Among other functions, bearings provide support to shafts. Anti-friction bearings come in two types: ball and roller bearings. These components have line and point contact, which is the most common type. Archimedes’s principle states that the force is equal to the weight of the fluid that is being displaced. Bearings can transfer lateral loads to a substructure.
A bearing has two primary functions. The first is to prevent direct metal-to-metal contact. A bearing prevents friction, heat generation, and wear and tear of components. A bearing also reduces energy consumption. Its other purpose is to guide and support a rotating body. In addition to these functions, bearings can also reduce wear and tear on a machine. As a result, they are among the most widely used machines in the world.
Seals are a major component of a bearing. They prevent foreign materials from entering and lubricating the moving parts. The design of seal lips determines their effectiveness. Fuel economy regulations and CO2 emissions regulations are pushing the demand for low-friction bearings. However, high-performance seals do not always provide high-performance. As a result, current estimations of the friction in bearings depend on trial and error methods.
Another important function of bearings is that they transfer the load of a rotating component to its housing. This load can be axial or radial. Bearings also limit movement to predefined directions. Some types of rolling element bearings have balls or cylinders inside. These bearings are less frictional than sliding ones, thus they allow parts to move freely during rotation. These parts can then be used for various applications. So, bearings are an integral part of machines.


The most common type of bearing is a plain bearing. It uses surfaces in rubbing contact to transmit movement from one part to another. These bearings may be discrete or may consist of a hole in a metal sleeve or a planar surface bearing another part. Some plain bearings are flanged, while others are made of a sleeve with a flange at one end. These bearings often give acceptable accuracy and life, but they are expensive and cannot be used in large scale applications.
Radial bearings are used when there is a need for high-speed or corrosive parts. This type of bearing also serves as a support in an intermediate situation. Its two components are called the base and the cover. The base and cover are connected and are arranged parallel to the main axis. This type of bearing is used in steady-state and axial motion applications. The radial bearings are also used when the shafts are long.
Angular contact bearings are another type of bearing. These are easy to install and require minimal maintenance. Their races are displaced along the axis. They are also better at handling axial loads and transferring them to the housing. These types of bearings are commonly used in pumps, automobiles, and high-speed applications. If you are looking for an affordable, reliable bearing, look no further than the angular contact bearing.
Another type of bearing is a self-lubricating bushing. These are lightweight and wear-resistant. Unlike the other types of bearing, they do not require any lubrication or maintenance. In fact, some are completely maintenance-free. But if you’re worried about maintenance, this type of bearing may be a good choice. There are many benefits of using self-lubricating bushings. It is also a good option for applications where your machine is exposed to extreme temperatures.

Working principle

A bearing has two primary functions: support and load transfer. In engineering applications, the bearing tends to push the load in the direction of the shaft. A radial load pushes the bearing downward and a thrust load pushes it sideways. Both types of load transfer are important in a variety of applications. The working principle of each type is described below. Listed below are the main uses for each type of bearing.
A plain bearing uses a PTFE liner on the interface of two moving parts. The PTFE liner acts as a lubricant and may be filtered to alter its friction. The journal bearing uses the motion of the journal to force fluid into the gap between two moving parts. This results in a small amount of play in the bearing. This play is acceptable for most applications. A ball bearing may have a maximum play of 2 mm for a ten-millimeter shaft.
The primary function of a bearing is to assist in rotation and to reduce mechanical friction between the two objects. A bearing may be installed as a separate device or as an integral part of a machine. For more complex applications, bearings are very precise components requiring the highest standards of technology. For this reason, it is important to understand the working principle of bearings. The next time you need to lift or slide a heavy object, consider a bearing.
Ball bearings are a common type of ball bearing and can be found in industrial machinery and automobiles. Their unique structure helps them support less weight. This is because they are comprised of two rings – an inner race and an outer race. The balls themselves have a small area of contact and transfer axial loads in one direction. A cage surrounds the balls and prevents them from colliding. This makes ball bearings a popular choice for many applications.

Sealing system

A bearing’s seals are vital for the operation of rolling and rotating components. These systems enable rotation and linear movement while limiting friction and dispersing stress. Without the proper seals, these components could face catastrophic failure. In addition to protecting the bearing from external forces, seals help retain lubricant inside the system and prevent harmful particles from entering the gap. A seal’s lubrication helps prevent the onset of mechanical damage and prolongs the life of the bearing.
A bearing seal is made up of two parts: the inner sealing element and the outer sealing element. A passageway runs through the bearing assembly to the outer seal element. A hydraulic press or pneumatic jack is recommended for installing the seal. These tools are effective in reducing deformation and improving seal installation quality. When fitting the seal, ensure that the tool does not hit the seal directly. A proper adopter will distribute the load uniformly across the seal.
The seal’s efficiency depends on its gap. A four-inch shaft seal can flow 0.5 standard cubic feet per minute. A seal’s efficiency is highly dependent on the gap size. The gap size is a cube of the flow through the system. A smaller gap size allows high flow and pressure but less leakage. If both surfaces of the seal have similar pressures and flow rates, the seal is efficient. However, a small gap reduces the pressures and reduces wear.
Mechanical seals have numerous advantages, including their ability to protect against contaminants and splashing liquids. Labyrinth seals are the first line of defense against leaks. They operate without friction. Their high level of sealing efficiency helps ensure that the bearing remains operational for long. This type of seal is made from metal plates and is designed for a wide temperature range and misalignment. Its advantages include being easy to install and offering 100% sealing efficiency.


Bearing maintenance is critical to ensuring that your bearings keep operating at their peak performance. Proper maintenance will improve bearing life, reduce downtime and increase productivity while reducing costs. Here is an 8-point checklist to optimize your bearings and make them last longer. To optimize their performance, you should follow these steps regularly. In case a bearing does not last long, you should replace it as soon as possible. Listed below are some tips to ensure proper maintenance.
The first step is to determine how often your bearings require lubrication. Some manufacturers recommend that you lubricate them weekly, but this can do more harm than good. Instead, use ultrasound to measure the level of friction and trend its levels. This way, you will know exactly when to grease your bearings. It’s also important to check how often they should be inspected and calibrated. A professional can provide guidance on proper maintenance.
Next, inspect your bearings for cracks and scratches. You should never install a bearing that has been dropped or scratched. Even a small crack will affect the performance of the bearing and could lead to its premature failure. A proper alignment is essential for the bearing to function properly. Make sure you have the correct tools to perform this task. These tools can help you reduce manual work and promote safe bearing maintenance. You should also ensure that the shaft and housing are clean and undamaged.
Proper maintenance can prolong bearing service life. Proper lubrication, mounting, inspection, basic condition monitoring, and dismounting can extend their life. Proper maintenance extends their lifespan and improves plant productivity. While bearings are essential for machinery, you should make sure you follow the proper safety procedures every time you work with them. These tips will also help prevent accidents and maintain your machine’s efficiency. Once you’ve followed these guidelines, you can safely inspect your bearings and ensure that they’re operating at their optimum capacity.

China Best Sales High Quality Good Price 32310 Tapered Roller Bearing for Trailer Truck Parts   bearing driverChina Best Sales High Quality Good Price 32310 Tapered Roller Bearing for Trailer Truck Parts   bearing driver
editor by CX 2023-10-20

China rodamiento de rodillos conicos 32013 32014 32015 32016 32017 Single Row Thrust Tapered Roller Wheel Bearings For Heavy Truck connecting rod bearing

Kind: Roller
Construction: Taper
Relevant Industries: Lodges, Garment Stores, Building Substance Stores, Producing Plant, Equipment Mend Shops, Foods & Beverage Factory, Farms, Restaurant, Residence Use, Retail, Meals Store, Printing Outlets, Building works , Energy & Mining, Food & Beverage Stores, High velocity steel shielded SMR105C ZZ 5x10x4mm ceramic hybrid bearings rc ceram bearing manufacture for rc truck auto wheels Advertising and marketing Business, Other
Design Variety: 32013 32014 32015 32016 32017
Precision Ranking: P0 P6 P5 P4 P2
Seals Sort: Open
Variety of Row: Single row
Content: Chrome Metal GCR15
Guarantee: 1 calendar year
Product identify: tapered roller wheel bearing
Package deal: Neutral packing
quality: one hundred% Tested
Lubrication: Grease
Inventory: Prosperous
vibration: Z1,Z2,Z3
Keywords and phrases: rulman
Cage: Metal Cage.copper Cage.nylon Cage
Packaging Information: tapered roller thrust bearings PackagingA: tube bundle + outer carton + palletsB: single box + outer carton + pallestsC: tube package + center box + outer carton + palletsD: In accordance to your request
Port: any port

Why Select Us one.8 several years of bearing generation encounter, we are far more skilled2. Total bearing versions, accessible from stock, huge quantity price cut, lightning shippingthree. Take OEM/ODM orders and non-normal bearing orders Merchandise Description Tapered roller bearings are rolling factor bearings that can help axial forces (i.e., they are good thrust bearings) as properly as radial forces.is composed of a cup and cone assembly. The outer ring is composed of the outer ring, and the cone assembly is composed of the interior ring, rollers and cage. Collection Taper Bearing 32015 32007 30309 32013 32008 32014 32006 32016 and many othersInch bearing Taper rollerAll models, welcome to seek advice from

Model QuantityIDODweightwidthCr (kN)Cor (kN)Grease lubrication pace (r/min)
Principal Items Spherical Roller Bearings Deep groove ball Bearings Clutch release bearing Purposes Purchase without having Fret Zero Threat Commitment1. Good quality determination: All bearings are 100% inspected to the exact same normal when they go away the factory, with a 12-thirty day period warranty. If there is a quality dilemma (other than for human factors), change it or make payment.2. Delivery commitment: All items will be sent on time right after the buy is confirmed. If an get is delayed, a penalty of $a hundred have to be enforced per working day, FLP series manual facet change little flail mower for sale up to 5% of the total buy benefit.3. Support motivation: All emails will be replied inside of 1 hour for the duration of working hrs, and inquiries and orders must be processed in 7 several hours. If you have any complaints about our service, you should ship us your e-mail, we are usually at your services. Solution packaging Observe* Our firm are the VVIP member of the primary express and eighty% low costIn order to greater make certain that your merchandise are not damaged during transportation, we will supply skilled, environmentally helpful, practical and efficient packaging providers. Firm Profile HangZhou tuoyuan equipment areas co., Ltd.We focus in the production of automotive bearings, launch bearings, pressure bearings, more than-axle assemblies, vertical shaft fix kits, torsion rubber cores, and many others.is a creation organization with independent investigation and advancement, manufacturing and income, value UCP SY RAK kind 2-bolt base self-locking collar RAK 58 CZPT FAFNIR inch pillow block bearing and provider as a complete.The firm handles an area of ten,000 square meters and has practically thirty a long time of encounter in R&D and export. We always adhere to the principle of good quality 1st, fulfill customer needs as the objective, keep on technological innovation and advancement, and offer clients with the greatest high quality merchandise, realistic prices and extensive companies. We welcome you to go to and cooperate at any time. FAQ No worries right after saleQ: How long is your shipping time? A: For regular types we have in inventory, inside 2 days after payment. For custom made versions or quite huge portions, make sure you negotiate.Q: Are you a buying and selling business or a company? A: We are a professional bearing producer with a lot more than 20 many years of expertise. Welcome to go to our factory.Q: Do you provide samples? Is it totally free or additional? A: Sure, we can supply samples for totally free. However, the shipping and delivery value is your responsibility.Q: What is your soon after-income services and guarantee?A:twelve months warranty from date of receipt substitution item will be shipped with your next purchase.Q: Do you take ODM and OEM orders? A: Yes, we supply ODM and OEM services to clients all above the globe. We can customise different styles, sizes and diverse manufacturers of shells.Q: Can you print our symbol on the bearing and pack it with our brand? 1. We can print your trademark (emblem) on defend or laser. 2. We can design and style your package deal in accordance to your demands. 3. The copyright belongs to the customer, and we promise not to disclose any information.

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.


The single-row ball bearing is one 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 one 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 one 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.


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 two rows of balls and a common sphered raceway. The inner ring is curved and combines the two rows of balls into one 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.


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.


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.


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.


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.


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 ball bearings have three 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.


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.

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editor by czh 2023-02-20