China Custom Drawn Cup Needle Roller Bearing Cam Follower Bolt-Type Needle Roller Bearings CF/Kr Series bearing and race

Product Description

 

Drawn Cup Needle Roller Bearing Cam Follower Bolt-type Needle Roller Bearings CF/KR Series 

Description of Drawn Cup Needle Roller Bearing Cam Follower Bolt-type Needle Roller Bearings CF/KR Series 

Series Description
NATR Yoke type track rollers with axial guidance by washers,gap seal,with inner ring
NATR…PP Yoke type track rollers with additional sealing rings
NATV Yoke type track rollers with axial guidance by washers,full complement,gap seal,with inner ring
NATV…PP Yoke type track rollers with additional sealing rings
NUTR Yoke type track rollers with axial guidance by the rolling element,full complement,gap seal,with inner ring
KR Stud type track rollers with axial guidance by rid and washer,gap seal
KR…PP Stud type track rollers with sealing rings
KRE Stud type track rollers with eccentric collar
KRE…PP Stud type track rollers with eccentric collar and sealing rings
KRV Stud type track rollers with axial guidance by rid and washer,full complement, gap seal
KRV…PP Stud type track rollers with sealing rings
KRVE Stud type track rollers with eccentric collar
KRVE…PP Stud type track rollers with eccentric collar and sealing rings
NUKR Stud type track rollers with axial guidance by the rolling element,full complement, gap seals
NUKRE Stud type track rollers with eccentric collar
CF Stud type track rollers with cage ,the same as KR series

 
Catalogue of Drawn Cup Needle Roller Bearing Cam Follower Bolt-type Needle Roller Bearings CF/KR Series 

Outside 

Diameter

Bearing Designation and mass approx Borndary Dimensions

Without 

Eccentric 

Collar

 Mass

With 

Ecctric 

Coollar

 Mass D d C B B1 B2 G G1 M M1 C1 d2
mm   g   g mm
47 KR 47 386 KRE 47 405.5 47 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 37
KR 47 PP 386 KRE 47 PP 405.5 47 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 37
KRV 47 390 KRVE 47 409.5 47 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 37
KRV 47 PP 390 KRVE 47 PP 409.5 47 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 37
NUKR 47 380 NUKPE 47 399.5 47 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 27
52 KR 52 461 KRE 40 480.5 52 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 37
KR 52 PP 461 KRE 52 PP 480.5 52 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 37
KRV 52 465 KRVE 52 484.5 52 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 37
KRV 52 PP 465 KRVE 52 PP 484.5 52 20 24 66 40.5 9 M20×1.5 21 8 4 0.8 37
NUKR 52 450 NUKPE 52 469.5 52 20 24 66 49.5 9 M20×1.5 21 8 4 0.8 31
62 KR 62 790 KRE 62 818.2 62 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 44
KR 62 PP 790 KRE 62 PP 818.2 62 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 44
KRV 62 802 KRVE 62 830.2 62 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 44
KRV 62 PP 802 KRVE 62 PP 830.2 62 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 44
NUKR 62 795 NUKPE 62 823.5 62 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 38
72 KR 72 1040 KRE 72 1068.2 72 24 29 80 49.5 11 M20×1.5 25 8 4 0.8 44
KR 72 PP 1040 KRE 72 PP 1068.2 72 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 44
KRV 72 1045 KRVE 72 1073.2 72 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 44
KRV 72 PP 1045 KRVE 72 PP 1073.2 72 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 44
NUKR 72 1200 NUKPE 72 1038.2 72 24 29 80 49.5 11 M24×1.5 25 8 4 0.8 44
80 KR 80 1550 KRE 80 1610 80 30 35 100 63 15 M30×1.5 32 8 4 1 53
KR 80 PP 1550 KRE 80 PP 1610 80 30 35 100 63 15 M30×1.5 32 8 4 1 53
KRV 80 1561 KRVE 80 1621 80 30 35 100 63 15 M30×1.5 32 8 4 1 53
KRV 80 PP 1561 KRVE 80 PP 1621 80 30 35 100 63 15 M30×1.5 32 8 4 1 53
NUKR 80 1800 NUKPE 80 1600 80 30 35 100 63 15 M30×1.5 32 8 4 1 47
85 KR 85 1740 KRE 85 1800 85 30 35 100 63 15 M30×1.5 32 8 4 1 53
KR 85 PP 1740 KRE 85 PP 1800 85 30 35 100 63 15 M30×1.5 32 8 4 1 53
90 KR 90 1950 KRE 90 2571 90 30 35 100 63 15 M30×1.5 32 8 4 1 53
KR 90 PP 1950 KRE 90 PP 2571 90 30 35 100 63 15 M30×1.5 32 8 4 1 53
KRV 90 1970 KRVE 90 2030 90 30 35 100 63 15 M30×1.5 32 8 4 1 53
KRV 90 PP 1970 KRVE 90 PP 2030 90 30 35 100 63 15 M30×1.5 32 8 4 1 53
NUKR 90 2300 NUKPE 90 2571 90 30 35 100 63 15 M30×1.5 32 8 4 1 47

Pictures 

 

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Cage: With Cage
Rows Number: Single
Load Direction: Radial Bearing
Style: With Outer Ring
Material: Bearing Steel
Type: Closed
Customization:
Available

|

Customized Request

cup bearing

Variations in Cup Bearing Designs for Different Operating Conditions

Cup bearings come in various designs tailored to different operating conditions and requirements. Some common variations include:

  • Tapered Cup Bearings: These are designed to handle both radial and axial loads and are commonly used in applications like automotive wheel hubs.
  • Needle Roller Cup Bearings: Needle rollers provide high load-carrying capacity in a compact design, making them suitable for applications with limited space.
  • Thrust Cup Bearings: These are designed to withstand axial loads and are often used in applications like automotive transmissions.
  • Precision Cup Bearings: These bearings are manufactured to tight tolerances for high-precision applications such as machine tools and aerospace equipment.
  • Stainless Steel Cup Bearings: Stainless steel construction provides corrosion resistance, making them suitable for food processing and marine applications.
  • Plastic or Nylon Cup Bearings: These lightweight bearings are used in low-load, low-speed applications where corrosion resistance and low friction are needed.
  • Heavy-Duty Cup Bearings: These robust bearings are designed for heavy radial and axial loads, commonly found in construction and agricultural machinery.

Each variation is optimized for specific conditions and load types, ensuring optimal performance and longevity in various industrial and mechanical applications.

cup bearing

Innovations in Cup Bearing Technology

Recent advancements in cup bearing technology have led to improved performance, reliability, and versatility. Some notable innovations include:

1. Advanced Materials: The development of new materials, such as advanced ceramics and high-performance polymers, has increased bearing durability and resistance to extreme conditions.

2. Enhanced Seals and Shields: Modern cup bearings feature improved sealing technologies that provide better protection against contamination, moisture, and other environmental factors.

3. Lubrication Systems: Some cup bearings now incorporate advanced lubrication systems, including automatic lubrication units, to ensure consistent and optimal lubrication levels.

4. Smart Bearings: IoT (Internet of Things) and sensor technology have enabled the creation of “smart” cup bearings that can monitor their own performance, providing real-time data on conditions and wear.

5. Customization: Manufacturers offer more customization options, allowing customers to tailor cup bearings to their specific application requirements.

6. Improved Load Ratings: Advancements in design and materials have increased the load-carrying capabilities of cup bearings, expanding their utility in heavy-duty applications.

7. Sustainable Practices: Bearing manufacturers are increasingly adopting eco-friendly materials and production processes, contributing to sustainability efforts.

These innovations have expanded the range of applications for cup bearings and have made them more reliable, efficient, and environmentally friendly. As technology continues to evolve, we can expect further improvements in cup bearing performance and capabilities.

cup bearing

Cup Bearings: Functions and Operation

Cup bearings, also known as tapered roller bearings, are critical components in various machinery and automotive systems. They serve the crucial function of enabling the smooth and efficient rotation of a shaft or assembly. Here’s how cup bearings function in machinery:

1. Tapered Design: Cup bearings have a unique tapered design, which includes an outer ring (the cup) and an inner ring (the cone). This design allows for efficient distribution of radial and axial loads, making them suitable for a wide range of applications.

2. Reduction of Friction: Cup bearings reduce friction between moving parts, enabling the assembly to rotate with minimal resistance. This reduction in friction helps improve the efficiency of the machinery and reduces heat generation.

3. Radial and Axial Load Handling: Cup bearings are capable of handling both radial (perpendicular to the shaft) and axial (parallel to the shaft) loads. This versatility makes them suitable for applications where loads may vary in direction.

4. High Precision: Cup bearings are manufactured to high-precision standards, ensuring that they provide accurate and stable rotation. This precision is essential in applications where exact positioning and smooth motion are critical.

5. Rolling Elements: Cup bearings contain rolling elements (usually tapered rollers) positioned between the inner and outer rings. These rolling elements transmit the load from one ring to the other with very little friction, enhancing the bearing’s load-carrying capacity.

6. Lubrication: Proper lubrication is crucial for the smooth operation of cup bearings. Lubricant reduces friction and wear, prolonging the bearing’s service life. Lubrication also helps dissipate heat generated during operation.

7. Applications: Cup bearings are commonly used in automotive applications, including wheel hubs and transmissions, as well as industrial machinery such as conveyors, gearboxes, and agriculture equipment.

8. Adjustability: In many cup bearing designs, the axial position of the inner ring (cone) can be adjusted, allowing for precise control over the assembly’s clearance and preload. This adjustability is valuable for fine-tuning the bearing’s performance.

9. Longevity: Cup bearings are designed for durability and can provide a long service life when properly maintained. Regular maintenance, including lubrication and monitoring for wear, is essential to maximize their longevity.

Overall, cup bearings play a fundamental role in machinery by reducing friction, enabling efficient load transmission, and ensuring precision in rotation. Their versatility and reliability make them indispensable in various mechanical and automotive systems.

China Custom Drawn Cup Needle Roller Bearing Cam Follower Bolt-Type Needle Roller Bearings CF/Kr Series   bearing and raceChina Custom Drawn Cup Needle Roller Bearing Cam Follower Bolt-Type Needle Roller Bearings CF/Kr Series   bearing and race
editor by CX 2024-02-04

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