S7006 CB/HCP4A
Hybrid Ceramic Super Precision 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
S7006 CB/HCP4A Bearing Product Overview & Core Advantages
The S7006 CB/HCP4A is a precision angular contact ball bearing engineered for applications demanding exceptional rotational accuracy and high-speed performance. As a single-row bearing with a 15° contact angle, it is optimized to handle combined radial and axial loads simultaneously. Its construction with ceramic balls and a phenolic cage enables superior high-speed capabilities and reduced rotational inertia. Preloaded and manufactured to P4 (ABEC-7) tolerance, this bearing delivers high rigidity and running accuracy, making it ideal for high-reliability, precision machinery.
S7006 CB/HCP4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| S7006 | Standard metric series, 30mm bore, 55mm OD, 13mm width. |
| CB | Specific internal clearance and preload grade for high rigidity and optimal performance. |
| HC | Hybrid Ceramic - denotes ceramic balls for enhanced speed and durability. |
| P4A | Indicates a P4 (ABEC-7) tolerance class for exceptional dimensional and running accuracy. |
S7006 CB/HCP4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The preload applied to the bearing eliminates internal clearance, resulting in significantly increased stiffness and precise shaft positioning, which is critical for machining accuracy.
- Superior High-Speed Performance: The combination of lightweight ceramic balls and a phenolic resin cage reduces centrifugal forces and allows for a very high limiting speed of 43,000 rpm. This design minimizes friction and heat generation.
- Enhanced Durability and Longevity: Ceramic balls are harder, lighter, and more corrosion-resistant than steel, leading to extended bearing service life, especially in demanding environments.
- Optimized Load Capacity: The 15° contact angle provides an excellent balance, enabling the bearing to support substantial combined radial and axial loads effectively.
S7006 CB/HCP4A Bearing Typical Application Areas
The S7006 CB/HCP4A is designed for high-performance applications where speed, precision, and reliability are paramount. Key industries and equipment include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy actuators.
- Aerospace & Defense: Gyroscopes, navigation systems, and auxiliary power units.
- High-Frequency Motors and Spindles: PCB drilling spindles and dental handpieces.
