S7210 ACD/P4ADBC
Sealed Super Precision Angular Contact Ball 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
S7210 ACD/P4ADBC Bearing Product Overview & Core Advantages
The S7210 ACD/P4ADBC is a precision duplex angular contact ball bearing designed for high-performance applications requiring exceptional rigidity and rotational accuracy. This matched back-to-back (DB) arrangement provides superior stability under combined loads, simultaneously handling significant radial and bidirectional axial forces. Manufactured to P4A tolerance class with a 25° contact angle and phenolic cage, it delivers outstanding high-speed capability and operational reliability in demanding environments.
S7210 ACD/P4ADBC Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| ACD | Angular Contact Duplex (Back-to-Back) | Provides high moment rigidity and precise shaft positioning |
| P4A | High Precision Tolerance Class | Ensures exceptional running accuracy and minimal vibration |
| DBC | Duplex Back-to-Back with Moderate Preload (Class C) | Optimized preload for enhanced stiffness without excessive friction |
S7210 ACD/P4ADBC Bearing Structural Features & Performance Benefits
High Rigidity Design: The duplex back-to-back configuration creates a rigid bearing system that effectively resists moment loads and shaft deflection, making it ideal for precision applications requiring minimal runout.
Superior Load Capacity: With a radial dynamic load rating of 15,502 lbf and static load rating of 14,738 lbf, this bearing handles significant combined radial and axial loads in both directions simultaneously.
Optimized High-Speed Performance: The phenolic resin cage and 25° contact angle enable stable operation at limiting speeds up to 34,000 rpm, while the precision-ground chrome steel components minimize friction and heat generation.
Pre-Configured Performance: The moderate preload (Class C) is factory-set to eliminate internal clearance, ensuring immediate optimal performance without requiring complex adjustment during installation.
S7210 ACD/P4ADBC Bearing Typical Application Areas
- Machine Tool Spindles: High-precision milling, grinding, and turning centers requiring extreme rigidity and accuracy
- High-Speed Machining Centers: Applications demanding both high rotational speeds and precise positioning
- Precision Gearboxes: Industrial transmission systems where minimal deflection and high load capacity are critical
- Robotic Arm Joints: Automation equipment requiring precise motion control and moment load resistance
- Medical Equipment Spindles: Dental drills and surgical tools where reliability and precision are paramount
