7006 ACEGB/P4A
7000 Series Super Precision Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Ball & Washer Dimensions
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7006 ACEGB/P4A Bearing Product Overview & Core Advantages
The 7006 ACEGB/P4A is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy and performance. Engineered with P4A super-precision tolerance and light preload (Class B), this bearing delivers superior rotational accuracy and rigidity. Its optimized 25° contact angle enables efficient handling of combined radial and axial loads simultaneously. The phenolic cage and universal matching capability make it ideal for high-speed spindle arrangements requiring minimal thermal expansion and consistent performance under precision machining conditions.
7006 ACEGB/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Performance Benefit |
|---|---|---|
| AC | Angular Contact Design | Optimized for combined radial and axial loads |
| EGB | Optimized Internal Geometry | Enhanced speed capability and reduced vibration |
| P4A | Super Precision Tolerance Class | Exceptional running accuracy and dimensional stability |
7006 ACEGB/P4A Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to P4A tolerance standards with bore diameter tolerance of -0.004mm to 0 and outside diameter tolerance of -0.004mm to 0, ensuring exceptional dimensional accuracy and runout performance.
Optimized Load Capacity: With a radial dynamic load rating of 1989 lbf and radial static load rating of 1125 lbf, this bearing provides reliable performance under demanding operating conditions.
High-Speed Performance: The phenolic cage material and optimized internal design enable a limiting speed of 71,500 rpm, making it suitable for high-speed spindle applications.
Thermal Stability: Phenolic cage construction minimizes thermal expansion effects and maintains dimensional stability across the operating temperature range of -30°C to 110°C.
Universal Matching Capability: Designed as Universal Matchable (SU) with capability for matched sets of 4 bearings, allowing for precise preload control in multi-bearing arrangements.
7006 ACEGB/P4A Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers, grinding spindles, and CNC milling machines
- Precision Instrumentation: Measuring equipment, optical instruments, and laboratory apparatus
- High-Speed Motors: Servo motors, spindle motors, and high-frequency drive systems
- Aerospace Components: Gyroscopes, navigation systems, and aircraft control mechanisms
- Medical Equipment: Dental handpieces, surgical tools, and diagnostic imaging systems
