7201 ACDGA/P4A
7200 & 7300 Series 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
7201 ACDGA/P4A Bearing Product Overview & Core Advantages
The 7201 ACDGA/P4A is a single-row angular contact ball bearing designed for high-precision applications requiring superior rotational accuracy and rigidity. Manufactured to P4A tolerance class, this bearing delivers exceptional dimensional stability and running accuracy. Its 25° contact angle provides excellent capacity for combined radial and axial loads in one direction. The phenolic cage and universal matching capability make it ideal for high-speed spindle arrangements where precision and reliability are critical.
7201 ACDGA/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7201 | Basic bearing series with 12mm bore, 32mm OD, 10mm width |
| AC | Angular Contact design with 25° contact angle |
| DGA | Universal Matchable bearing for preloaded arrangements |
| P4A | Super precision tolerance class for high-accuracy applications |
7201 ACDGA/P4A Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to P4A tolerance class with bore and outside diameter tolerances of -0.004mm to 0, ensuring exceptional running accuracy and dimensional stability.
Optimized Load Capacity: The 25° contact angle provides superior performance for combined radial and axial loads, with a dynamic load rating of 1287 lbf and static load rating of 551 lbf.
High-Speed Capability: The phenolic cage and precision construction enable a limiting speed of 95,000 rpm, making it suitable for high-speed spindle applications.
Universal Matching Design: As a Universal Matchable (SU) bearing, it can be preloaded in sets of three for enhanced rigidity and precision in spindle arrangements.
Premium Materials: Constructed from chrome steel rings and balls with phenolic resin cage for optimal performance across the operating temperature range of -30°C to 110°C.
7201 ACDGA/P4A Bearing Typical Application Areas
- Machine Tool Spindles - High-precision machining centers and CNC equipment
- Precision Grinding Spindles - Applications requiring ultra-high rotational accuracy
- High-Speed Motors - Electric motors and spindles operating at elevated speeds
- Medical Equipment - Dental handpieces and surgical tool drives
- Aerospace Components - Guidance systems and precision instrumentation
- Robotics - Precision joints and high-accuracy positioning systems
