71936 CD/P4ADGB
71900 Series Super Precision Angular Contact Ball Bearings
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71936 CD/P4ADGB Bearing Product Overview & Core Advantages
The 71936 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 configurations. Its 15° contact angle provides superior combined load capacity, efficiently handling both radial and axial loads simultaneously. Manufactured to P4A tolerance class with phenolic cage construction, this bearing ensures outstanding dimensional stability and smooth operation at limiting speeds up to 11,000 rpm.
71936 CD/P4ADGB Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| CD | 15° contact angle, universal matchable design | Optimized for combined load applications and flexible mounting arrangements |
| P4A | High precision tolerance class | Exceptional running accuracy and minimal vibration for precision applications |
| DGB | Light preload (Class B) in matched set | Enhanced rigidity and precise axial positioning without excessive friction |
71936 CD/P4ADGB Bearing Structural Features & Performance Benefits
Precision Engineering: Manufactured to P4A tolerance standards with bore and outside diameter tolerances of -0.004mm to 0, ensuring exceptional dimensional accuracy and consistent performance in precision machinery.
High-Speed Capability: The phenolic cage and optimized 15° contact angle enable stable operation at high speeds up to 11,000 rpm, reducing centrifugal forces and maintaining bearing integrity.
Superior Load Capacity: With a radial dynamic load rating of 62,100 lbf and radial static load rating of 95,625 lbf, this bearing delivers reliable performance under significant combined radial and axial loads.
Thermal Stability: The phenolic cage material and chrome steel construction maintain dimensional stability across the operating temperature range of -30°C to 110°C.
Universal Matching Design: As a universal matchable (SU) bearing supplied in a matched set of 2, it provides installation flexibility and optimized preload characteristics for spindle applications.
71936 CD/P4ADGB Bearing Typical Application Areas
- Machine Tool Spindles: High-speed machining centers, grinding spindles, and precision lathes
- Precision Industrial Equipment: High-frequency motors, robotics, and automation systems
- Aerospace Components: Gyroscopes, navigation systems, and aircraft instrumentation
- Medical Equipment: Dental handpieces, surgical tools, and diagnostic imaging systems
- Test and Measurement Instruments: Coordinate measuring machines and optical alignment systems
