71914 CE/P4ADGA
71900 Series Super Precision Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
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71914 CE/P4ADGA Bearing Product Overview & Core Advantages
The 71914 CE/P4ADGA is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and high-speed performance. Manufactured to P4A tolerance class, this bearing excels in high-precision machinery. Its extra light preload (Class A) minimizes friction and heat generation, while the universal matchable (SU) design allows for flexible mounting in various configurations to handle combined loads. The phenolic cage ensures smooth operation at high rotational speeds, making it an ideal solution for high-rigidity and high-reliability applications.
71914 CE/P4ADGA Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Advantage |
|---|---|---|
| CE | Contact angle of 15° | Optimized for handling combined radial and axial loads |
| P4A | High precision tolerance class | Superior running accuracy and dimensional stability |
| DGA | Universal matchable bearing (SU designation) | Flexible mounting arrangements in pairs or sets |
71914 CE/P4ADGA Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to P4A tolerance standards with tight dimensional control (bore diameter tolerance: -0.004mm to 0, outside diameter tolerance: -0.004mm to 0) ensuring exceptional running accuracy.
Optimized Load Capacity: The 15° contact angle and chrome steel construction provide excellent radial dynamic load rating of 8055 lbf and radial static load rating of 7200 lbf, capable of handling significant combined loads.
High-Speed Performance: The phenolic cage material and optimized internal geometry enable a limiting speed of 28,000 rpm, making it suitable for high-speed applications.
Universal Matching Capability: As a universal matchable (SU) bearing, it can be paired in various configurations (back-to-back, face-to-face, or tandem) to create optimized bearing systems for specific load requirements.
Premium Material Selection: Constructed from chrome steel for both rings and balls, ensuring durability and long service life in demanding operating conditions.
71914 CE/P4ADGA Bearing Typical Application Areas
Machine Tool Spindles: High-precision machining centers and grinding spindles requiring exceptional accuracy and rigidity
High-Speed Motors: Electric motors and generators operating at elevated rotational speeds
Precision Instrumentation: Measuring equipment, optical instruments, and laboratory apparatus
Aerospace Components: Guidance systems, gyroscopes, and other critical aerospace applications
Medical Equipment: High-speed dental handpieces, surgical tools, and diagnostic imaging systems
