71922 CD/P4ADGB
71900 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
71922 CD/P4ADGB Bearing Product Overview & Core Advantages
The 71922 CD/P4ADGB is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional rotational accuracy and rigidity. As a universal matchable (SU) bearing supplied in a light preload (Class B) matched set, it delivers optimized performance in high-speed spindle arrangements. Its P4A tolerance class ensures superior running accuracy, while the 15° contact angle provides excellent capacity for combined radial and axial loads. This bearing is engineered for high-speed operation up to 16,250 rpm and features a phenolic cage for reduced weight and superior lubrication characteristics.
71922 CD/P4ADGB Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
| 71922 | Basic bearing series designation with 110mm bore, 150mm OD |
| C | 15° contact angle design |
| D | Optimized internal geometry for high-precision applications |
| P4A | High precision tolerance class with enhanced running accuracy |
| DGB | Universal matchable bearing pair in light preload (Class B) |
71922 CD/P4ADGB Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to P4A tolerance class with bore and outside diameter tolerances of -0.004mm to 0, ensuring exceptional dimensional stability and running accuracy for precision applications.
Optimized Load Capacity: The 15° contact angle and precision-ground raceways enable efficient handling of combined radial and axial loads, with dynamic load rating of 22,725 lbf and static load rating of 32,175 lbf.
High-Speed Performance: The phenolic cage and optimized internal design contribute to excellent high-speed capabilities, achieving limiting speeds of 16,250 rpm while maintaining stability.
Universal Matching Capability: As universal matchable (SU) bearings supplied in pre-matched pairs, they simplify installation and ensure optimal preload distribution in spindle arrangements.
Premium Material Selection: Constructed from chrome steel for both rings and balls, providing excellent wear resistance and durability under demanding operating conditions.
71922 CD/P4ADGB Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers, grinding spindles, and milling machine spindles
- High-Speed Motors: Precision electric motors and servo drives requiring minimal runout
- Aerospace Equipment: Aircraft accessory drives and precision positioning systems
- Medical Equipment: High-speed dental handpieces and medical imaging devices
- Robotics & Automation: Precision robotic joints and automated manufacturing equipment
