7006 FEGA/HCP4AH1
Hybrid Ceramic Super Precision Bearings
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7006 FEGA/HCP4AH1 Bearing Product Overview & Core Advantages
The 7006 FEGA/HCP4AH1 is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. Engineered to accommodate combined loads (radial and axial loads simultaneously), this single bearing features a universal matching design (SU), allowing two bearings to be precisely matched for optimal performance. Its core advantages include superior high-speed capability enabled by a phenolic cage and ceramic balls, and an extra light preload (Class A) for minimal friction and precise rotational accuracy, making it ideal for high-reliability, high-rigidity applications.
7006 FEGA/HCP4AH1 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7006 | Basic bearing series and size designation (30mm bore, 55mm OD). |
| FE | Optimized internal geometry for enhanced performance. |
| GA | Indicates a universally matchable bearing set (SU). Two bearings can be paired in any combination. |
| HCP4A | Defines the tolerance class P4A (geometric precision) and the extra light preload (Class A). |
| H1 | Specifies the internal clearance group. |
7006 FEGA/HCP4AH1 Bearing Structural Features & Performance Benefits
High Rigidity & Precision: The P4A tolerance class ensures extremely tight dimensional and running accuracy, critical for applications demanding minimal runout and vibration. The extra light preload eliminates internal clearance, resulting in superior shaft positioning accuracy and system stiffness.
Exceptional High-Speed Performance: The combination of a lightweight phenolic cage and low-density ceramic balls significantly reduces centrifugal forces, enabling the bearing to achieve its high limiting speed of 100,500 rpm. This design minimizes friction and heat generation.
Optimized Load Capacity: With an 18° contact angle, this bearing is engineered to handle significant axial loads in one direction while also supporting substantial radial loads, making it suitable for combined load conditions.
Pre-Lubricated for Immediate Use: The bearing comes pre-lubricated, ensuring optimal performance from the first rotation and simplifying installation.
7006 FEGA/HCP4AH1 Bearing Typical Application Areas
The 7006 FEGA/HCP4AH1 is ideally suited for high-performance machinery where precision, speed, and rigidity are paramount. Key application areas include:
- Machine Tool Spindles: For high-speed milling, grinding, and turning centers.
- Precision Robotics: In robotic arm joints and high-accuracy actuators.
- High-Frequency Motors and Spindles: Used in PCB drilling spindles and dental handpieces.
- Aerospace & Defense Systems: In gyroscopes, navigation systems, and other critical instrumentation.
