7206 ACD/P4ATGB
7200 & 7300 Series Super Precision Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
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Materials
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7206 ACD/P4ATGB Bearing Product Overview & Core Advantages
The 7206 ACD/P4ATGB is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. As part of the Universal Matchable (SU) series, it is engineered to be mounted in sets to form a rigid bearing system. Its key advantages include the ability to handle combined loads (radial and axial loads simultaneously), superior high-speed performance, and outstanding operational precision due to its P4A tolerance class. The phenolic cage and optimized 25° contact angle contribute to its high-speed capability and stability, making it ideal for high-precision, high-reliability machinery.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 7206 | Basic bearing series and size designation (30mm bore, 62mm OD). |
| AC | Angular Contact design with a 25° contact angle. |
| D | Signifies a Universal Matchable (SU) bearing, designed to be mounted in sets with other bearings of the same code. |
| P4A | Indicates a high-precision tolerance class, with enhanced running accuracy for the inner and outer rings. |
| TGB | Specifies the cage material: Phenolic (fiberglass reinforced). This material is lightweight and ideal for high-speed applications. |
7206 ACD/P4ATGB Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The angular contact design and the capability to be mounted in a Universal Matchable (SU) arrangement of three bearings create a system with very high rigidity. This allows it to withstand significant combined radial and axial loads.
- Superior High-Speed Performance: The lightweight phenolic cage (TGB) reduces centrifugal forces, while the optimized 25° contact angle provides excellent stability, enabling a high limiting speed of 100,500 rpm.
- Precision Engineering: Manufactured to P4A tolerance class, this bearing ensures minimal runout and vibration, which is critical for applications requiring extreme rotational accuracy.
- Preloaded for Immediate Performance: Supplied with a Light Preload (Class B), the bearing is ready for immediate use without additional adjustment, providing consistent precision and reduced deflection under load.
7206 ACD/P4ATGB Bearing Typical Application Areas
- Machine Tool Spindles
- High-Frequency Motors
- Precision Grinding Spindles
- High-Speed Pumps and Compressors
- Advanced Robotics and Automation Equipment
