7010 CD/HCP4ADGA
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
7010 CD/HCP4ADGA Bearing Product Overview & Core Advantages
The 7010 CD/HCP4ADGA is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. Engineered as a universally matchable (SU) pair, this bearing excels at handling combined loads—simultaneously supporting significant radial loads and axial loads in one direction. Its construction with a P4A tolerance class and ceramic balls ensures ultra-precise operation, low heat generation, and suitability for high-speed applications up to 46,000 rpm. The combination of a phenolic cage and specialized lubrication provides outstanding dimensional stability and reliable performance across a wide temperature range.
7010 CD/HCP4ADGA Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Advantage |
|---|---|---|
| CD | 15° contact angle, universal matchable (SU) design | Optimized for combined loads; bearings can be mounted in tandem, back-to-back, or face-to-face arrangements. |
| HC | Hybrid Ceramic (Silicon Nitride balls) | Reduced friction, higher speed capability, longer service life, and electrical insulation properties. |
| P4A | High-Precision Tolerance Class (superior to ABEC 7) | Guarantees extremely tight running accuracy for applications requiring minimal vibration and runout. |
| DGA | Preloaded (Extra Light / Class A) | Eliminates internal clearance for superior rigidity and precise rotational accuracy under load. |
7010 CD/HCP4ADGA Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The universal matchable (SU) design and extra light preload (DGA) work in concert to provide exceptional system stiffness and precise shaft positioning, which is critical for minimizing deflection under load.
- Superior Load Capacity: The 15° contact angle is engineered to handle high-speed applications where radial loads are predominant but significant axial loads are also present.
- Exceptional High-Speed Performance: The combination of hybrid ceramic balls (lower density and reduced centrifugal force) and a lightweight, robust phenolic cage allows the bearing to achieve a very high limiting speed of 46,000 rpm with stable operation.
- Optimized for Precision Environments: The open seal design, when used in a properly sealed housing, minimizes friction torque while the factory-applied lubrication is formulated for long-term performance within the specified temperature range.
7010 CD/HCP4ADGA Bearing Typical Application Areas
The 7010 CD/HCP4ADGA is ideally suited for high-performance machinery where precision, speed, and reliability are paramount. Key application areas include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Robotics: Arm joints and high-accuracy rotary axes.
- High-Frequency Motors and Spindles: Motors for CNC machinery and PCB drilling spindles.
- Aerospace & Defense Systems: Gyroscopes, radar systems, and other precision instrumentation.
- Medical Equipment: High-speed dental handpieces and laboratory centrifuges.
