7014 ACEGA/P4A
7000 Series Super Precision Angular Contact Ball 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
7014 ACEGA/P4A Bearing Product Overview & Core Advantages
The 7014 ACEGA/P4A is a high-precision angular contact ball bearing designed for applications demanding exceptional accuracy and rigidity. Engineered with an Extra Light (A) preload and manufactured to P4A tolerance class, this bearing delivers superior running accuracy and rotational stability. Its 25° contact angle is optimized to support significant combined loads, handling both radial and axial forces simultaneously. The phenolic cage and universal matchable (SU) designation make it ideal for high-speed spindle arrangements and other high-rigidity, precision machinery.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 7014 | Basic bearing series and size designation (70mm bore, 110mm OD, 20mm width). |
| A | Extra Light Preload. Provides minimal internal clearance for high rigidity and precise shaft positioning. |
| CE | Standard 25° contact angle design. |
| GA | Indicates the bearing is part of a universally matchable (SU) set and can be mounted in any combination to achieve the required preload. |
| P4A | High-Precision Tolerance Class. Exceeds ABEC 7 standards, ensuring extremely tight dimensional and running accuracy for critical applications. |
7014 ACEGA/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The Extra Light preload (A) and P4A tolerance class eliminate internal play, resulting in exceptional system stiffness, minimal runout, and superior positional accuracy for spindle and precision applications.
- Superior Load Capacity: The 25° contact angle design enables the bearing to efficiently support combined radial and axial loads, making it suitable for complex loading conditions.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, lowers friction, and allows for a high limiting speed of 29,000 rpm. This cage material also offers excellent performance under lubrication starvation.
- Universal Matching Capability (SU): As a universally matchable bearing, multiple 7014 ACEGA/P4A bearings can be mounted together in any combination (face-to-face, back-to-back, or tandem) to achieve specific preload and stiffness requirements without selective assembly.
7014 ACEGA/P4A Bearing Typical Application Areas
The 7014 ACEGA/P4A is engineered for high-performance applications where precision, speed, and rigidity are paramount. Key industries and equipment include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Rotary Systems: CNC rotary tables, indexing heads, and robotic arm joints.
- High-Frequency Motors & Spindles: Applications requiring minimal vibration and high rotational accuracy.
- Medical & Laboratory Equipment: Centrifuges and high-speed scanners.
- Aerospace & Defense Systems: Gyroscopes, radar platforms, and other precision guidance mechanisms.
