7207 CD/P4ADGC
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
7207 CD/P4ADGC Bearing Product Overview & Core Advantages
The 7207 CD/P4ADGC is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. As a universal matchable (SU) bearing supplied in a pre-set pair, it is engineered to accommodate combined loads—simultaneous radial and axial loads—from both directions. Its P4A tolerance class ensures ultra-precise dimensions and running accuracy, making it ideal for high-speed spindles and other high-performance machinery where reliability and minimal runout are critical.
7207 CD/P4ADGC Bearing Model Code Explained, Specifications & Naming Convention
- 7207: Basic series code denoting a 35mm bore, 72mm OD angular contact bearing.
- CD: Indicates a universal matchable (SU) pair with a 15° contact angle, designed to be mounted in either a back-to-back (DB) or face-to-face (DF) arrangement to handle bidirectional axial loads.
- P4A: Specifies an ultra-precision tolerance class exceeding ABEC 7, with enhanced running accuracy and controlled preload.
- DGC: Denotes the specific internal design and moderate preload (Class C), optimized for high rigidity and stable performance under operational conditions.
7207 CD/P4ADGC Bearing Structural Features & Performance Benefits
High Rigidity and Load Capacity: The dual bearing arrangement and 15° contact angle create a highly rigid system capable of supporting significant combined radial and axial loads in both directions. This design is crucial for applications requiring minimal deflection under load.
Precision & High-Speed Performance: Manufactured to P4A tolerance standards, this bearing guarantees exceptional running accuracy. The lightweight phenolic resin cage and optimized internal geometry contribute to lower friction and a high limiting speed of 41,000 rpm, enabling smooth operation in demanding high-speed environments.
Optimized for Matched Sets: As a Universal Matchable (SU) pair, these bearings are supplied pre-configured to achieve the required preload and performance when mounted together, simplifying installation and ensuring consistent, reliable operation.
7207 CD/P4ADGC Bearing Typical Application Areas
The 7207 CD/P4ADGC is ideally suited for high-precision, high-speed applications across various industries, including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Grinding Spindles
- High-Frequency Motors
- Medical and Dental Equipment Spindles
- Aerospace Positioning Systems
