7206 CDGA/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
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7206 CDGA/P4A Bearing Product Overview & Core Advantages
The 7206 CDGA/P4A is a single-row angular contact ball bearing engineered for applications demanding the highest levels of precision and rotational accuracy. Positioned in the P4A super-precision tolerance class, it is designed to simultaneously support high radial loads and substantial axial loads in one direction. Its compact cross-section, phenolic cage, and universal matching capability make it an ideal choice for high-speed spindles and other precision machinery where high rigidity and minimal runout are critical.
7206 CDGA/P4A Bearing Model Code Explained, Specifications & Naming Convention
- 7206: Basic series designation (30mm bore, 62mm OD).
- C: Denotes a 15° contact angle, optimized for high-speed operation.
- D: Indicates the bearing is Universal Matchable (SU). Two bearings can be paired in a back-to-back (DB) or face-to-face (DF) arrangement to support combined loads.
- GA: Specifies a matched set with a specific preload level. G indicates a light preload, and A signifies the preload group.
- P4A: Defines the tolerance class. This is a super-precision grade with running accuracy requirements even tighter than standard ABEC 7/P4, ensuring exceptional smoothness and precision.
7206 CDGA/P4A Bearing Structural Features & Performance Benefits
Super-Precision Performance: Manufactured to P4A tolerance standards, this bearing guarantees extremely tight dimensional and running accuracy, which is fundamental for applications requiring high positional accuracy and minimal vibration.
High-Speed Capability: The 15° contact angle and lightweight phenolic resin cage are optimized for high-speed operation, reducing centrifugal forces and friction, thereby enabling a high limiting speed.
Universal Matching & Rigidity: The Universal Matchable (D) design allows for the creation of preloaded bearing pairs. When mounted in a back-to-back configurationmoment rigidity, making the assembly exceptionally resistant to tilting moments.
Optimized Load Capacity: The geometry and precision construction enable high dynamic and static load ratings, providing reliable performance under demanding combined radial and axial loads.
7206 CDGA/P4A Bearing Typical Application Areas
The 7206 CDGA/P4A is predominantly used in high-precision, high-speed machinery, including:
- Machine Tool Spindles: For CNC machining centers, grinders, and milling machines.
- High-Frequency Motors & Spindles: Where minimal vibration and high running accuracy are paramount.
- Precision Instrumentation: In applications like coordinate measuring machines and optical scanners.
- Aerospace & Defense Systems: In gyroscopes, radar equipment, and other critical rotational systems.
