7008 ACD/P4ADGC
7000 Series Super Precision Angular Contact Ball Bearings
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7008 ACD/P4ADGC Bearing Product Overview & Core Advantages
The 7008 ACD/P4ADGC is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Manufactured to P4A tolerance class, this bearing is engineered to handle combined loads efficiently, supporting significant radial loads and axial loads in one direction. Its universal matchable (SU) design allows two bearings to be paired in a back-to-back or face-to-face arrangement to accommodate complex load scenarios. The combination of a phenolic cage, high-grade chrome steel components, and a 25° contact angle delivers outstanding high-speed performance and operational stability, making it ideal for high-precision, high-reliability machinery.
Model Code Breakdown
| Suffix Code | Technical Meaning |
|---|---|
| ACD | Angular Contact Design with a 25° contact angle. |
| P4A | Indicates a high-precision tolerance class with enhanced running accuracy requirements. |
| DGC | Signifies that the bearing is lubricated and part of a universally matchable (SU) set. |
7008 ACD/P4ADGC Bearing Structural Features & Performance Benefits
- High Rigidity and Load Capacity: The angular contact design and robust construction enable the bearing to support substantial combined radial and axial loads. The 25° contact angle is optimized for applications requiring high axial load capacity and rigidity.
- Superior High-Speed Performance: The lightweight phenolic cage reduces centrifugal forces, enabling a high limiting speed of 56,000 rpm. This makes the bearing suitable for demanding high-speed applications.
- Precision Engineering: Manufactured to P4A tolerance class, this bearing guarantees minimal runout and exceptional rotational accuracy, which is critical for precision spindles and machinery.
- Universal Matchability (SU): This feature allows for simplified mounting and optimal performance when two bearings are paired, providing flexibility in managing complex load paths and preload requirements.
7008 ACD/P4ADGC Bearing Typical Application Areas
- Machine Tool Spindles
- High-Frequency Motors
- Precision Grinding Spindles
- Industrial Pumps and Compressors
- Advanced Robotics and Automation Equipment
