71922 CE/HCP4ALDT
Hybrid Ceramic Super Precision 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 CE/HCP4ALDT Bearing Product Overview & Core Advantages
The 71922 CE/HCP4ALDT is a precision angular contact ball bearing designed for demanding applications requiring exceptional performance. This duplex tandem (DT) arrangement bearing set delivers superior high-speed capabilities and high rigidity. Manufactured to P4A tolerance class, it ensures outstanding running accuracy. Key advantages include the ability to handle significant axial loads in one direction, optimized for tandem mounting to maximize axial load capacity, and featuring a phenolic cage and ceramic balls for reduced weight and enhanced performance at extreme rotational speeds.
71922 CE/HCP4ALDT Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| CE | 15° Contact Angle | Optimized for high-speed operation with moderate axial load capacity |
| HC | Hybrid Ceramic (Silicon Nitride Balls) | Reduced weight, lower friction, and extended service life at high speeds |
| P4A | ABEC 7 / ISO P4 Tolerance Class | Exceptional running accuracy and dimensional precision |
| DT | Duplex Tandem Arrangement | Maximum axial load capacity in one direction when mounted in pairs |
71922 CE/HCP4ALDT Bearing Structural Features & Performance Benefits
Hybrid Ceramic Construction: The combination of chrome steel rings and ceramic balls provides significant advantages including reduced centrifugal forces, lower operating temperatures, and extended lubrication life, making it ideal for high-speed applications.
Phenolic Cage Design: The lightweight phenolic resin cage offers excellent dimensional stability and strength at high rotational speeds, contributing to the bearing's impressive limiting speed of 16,250 rpm.
Precision Engineering: Manufactured to P4A tolerance class with tight dimensional tolerances (bore: -0.004mm to 0, OD: -0.004mm to 0), ensuring precise fit and optimal performance in precision machinery.
Duplex Tandem Configuration: The matched set of two bearings in tandem arrangement is preloaded to provide maximum stiffness and axial load capacity, making it suitable for applications requiring high rigidity and load carrying capacity.
71922 CE/HCP4ALDT Bearing Typical Application Areas
- Machine Tool Spindles: High-speed machining centers and precision grinding spindles
- Precision Medical Equipment: Dental handpieces and surgical drill systems
- Aerospace Systems: Jet engine components and auxiliary power units
- High-Speed Robotics: Industrial robot arms and automation systems
- Semiconductor Manufacturing: Wafer processing equipment and precision positioning stages
