7015 CE/P4A
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7015 CE/P4A
Basic Information
System of measurement
Metric
Weight
0.65 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
75 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
115 mm
Outside diameter tolerance
-0.008mm to 0
Width
20 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
26
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
5850 lbf
Radial static load rating
4860 lbf
Limiting speed
26 X 1000 rpm
Lubrication
Lubricated
Matched arrangement
Single
Preload
Available
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 603.43
/ each
In Stock
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7015 CE/P4A Bearing Product Overview & Core Advantages
The 7015 CE/P4A is a high-precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Manufactured to P4 (ABEC-7) tolerance class, this single bearing is preloaded and ready for installation, eliminating the need for complex adjustment. Its key advantage lies in its ability to handle combined loads—significant radial and one-directional axial loads—simultaneously, making it ideal for high-speed, high-rigidity spindles and precision machinery where positional accuracy is critical.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 7015 | Basic bearing series, denoting a bore diameter of 75 mm, outside diameter of 115 mm, and width of 20 mm. |
| CE | Indicates a 15° contact angle and that the bearing is supplied as a preloaded, matched single arrangement. |
| P4A | Specifies the tolerance class P4 (ABEC-7), representing very high precision levels for running accuracy. The 'A' denotes specific tolerance and internal clearance requirements. |
7015 CE/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The phenolic resin cage, combined with the P4 precision grade and preload, ensures minimal axial and radial runout, providing exceptional system stiffness and rotational accuracy for demanding applications.
- Optimized Load Capacity: The 15° contact angle is engineered to support high combined loads, offering robust performance against both radial and substantial one-directional axial forces.
- Superior High-Speed Performance: The lightweight and robust phenolic cage, along with optimized internal geometry, contributes to a high limiting speed of 26,000 rpm, making it an excellent high-speed bearing solution.
- Ready-to-Install Convenience: Supplied as a preloaded and lubricated single unit, it simplifies installation and ensures immediate, optimal performance without additional setup.
7015 CE/P4A Bearing Typical Application Areas
This bearing is specifically engineered for high-performance machinery, including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Spindles: PCB drilling, engraving machines, and high-frequency motors.
- Medical Equipment: Dental handpieces and high-speed centrifuges.
- Robotics: High-accuracy robotic arm joints and servo motors.
