71934 CDGA/P4
71900 Series Super Precision Angular Contact Ball Bearings
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Main Dimensions
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71934 CDGA/P4 Bearing Product Overview & Core Advantages
The 71934 CDGA/P4 is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and reliability. Manufactured to P4 tolerance class, this bearing delivers superior running accuracy and dimensional stability. Its extra light preload (Class A) ensures minimal deflection under operational conditions, making it ideal for applications where precise shaft positioning is critical. The bearing features a 15° contact angle optimized for handling combined loads, particularly high-speed applications where both radial and axial loads are present.
71934 CDGA/P4 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| CDGA | Universal Matchable bearing with specific internal clearance and preload | Enables precise bearing arrangement in sets for optimal stiffness and load distribution |
| P4 | High precision tolerance class | Superior running accuracy and dimensional stability for precision applications |
71934 CDGA/P4 Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to P4 tolerance standards with tight dimensional controls on bore diameter (280 mm), outside diameter (380 mm), and width (28 mm) for consistent performance in precision assemblies.
Optimized Load Capacity: The 15° contact angle design provides excellent performance for combined radial and axial loads, with a dynamic load rating of 29,925 lbf and static load rating of 37,350 lbf.
High-Speed Capability: Features a phenolic cage that reduces centrifugal forces and friction, enabling operation at limiting speeds up to 7,500 rpm while maintaining stability.
Premium Material Selection: Constructed from chrome steel rings and balls for superior hardness and fatigue resistance, ensuring long service life even under demanding conditions.
Universal Matching Design: As part of the Universal Matchable (SU) series, these bearings can be supplied in matched sets of 4 for precise preload control and optimal stiffness in multi-bearing arrangements.
71934 CDGA/P4 Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers and grinding spindles requiring exceptional accuracy
- High-Speed Spindles: CNC machining centers, PCB drilling machines, and precision grinding applications
- Precision Instrumentation: Measuring equipment, optical systems, and laboratory instruments
- Robotics and Automation: High-precision robotic joints and automated positioning systems
- Aerospace Components: Guidance systems, flight control mechanisms, and auxiliary power units
