71832 CD/P4
71800 Series Super Precision Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
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Product Overview and Core Advantages
The 71832 CD/P4 is a single-row angular contact ball bearing designed for applications demanding high precision and superior rigidity. Engineered to accommodate combined loads (radial and axial) simultaneously, this bearing features a 15° contact angle optimized for high-speed operation. Manufactured to P4 (ABEC-7) tolerance class, it delivers exceptional running accuracy and rotational stability. Its phenolic cage and pre-lubrication ensure reliable performance in demanding industrial environments.
71832 CD/P4 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 71832 | Basic bearing designation indicating size series and bore diameter (160mm) |
| CD | Contact angle designation (15°) optimized for high rigidity and combined load capacity |
| P4 | Precision tolerance class equivalent to ABEC-7, ensuring ultra-precise operation |
Structural Features and Performance Benefits
High Precision Construction: Manufactured to P4 tolerance standards with bore diameter tolerance of -0.01mm to 0, ensuring exceptional running accuracy for precision applications.
Optimized Load Capacity: With a radial dynamic load rating of 12,150 lbf and radial static load rating of 17,550 lbf, this bearing efficiently handles combined radial and axial loads.
High-Speed Performance: The phenolic cage and optimized 15° contact angle enable a limiting speed of 8,500 rpm, making it suitable for high-speed spindle applications.
Premium Material Selection: Constructed from chrome steel for both rings and balls, providing excellent wear resistance and durability under demanding conditions.
Thermal Stability: Operating temperature range of -30°C to 110°C ensures reliable performance across various environmental conditions.
71832 CD/P4 Bearing Typical Application Areas
- Machine Tool Spindles - High-precision machining centers and CNC equipment
- Precision Grinding Spindles - Applications requiring exceptional running accuracy
- High-Speed Motors - Electric motors and generators operating at elevated speeds
- Industrial Pumps - Centrifugal pumps and compressor systems
- Aerospace Components - Guidance systems and precision instrumentation
- Medical Equipment - High-speed dental handpieces and surgical tools
