7012 CE/P4A
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7012 CE/P4A
Basic Information
System of measurement
Metric
Weight
0.42 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
60 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
95 mm
Outside diameter tolerance
-0.008mm to 0
Width
18 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
7.938 mm
Ball quantity
25
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
3870 lbf
Radial static load rating
2902 lbf
Limiting speed
31 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:
$ 416.63
/ each
In Stock
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7012 CE/P4A Bearing Product Overview & Core Advantages
The 7012 CE/P4A is a single-row angular contact ball bearing engineered for high-precision applications requiring exceptional rotational accuracy and rigidity. Characterized by its 15° contact angle and P4 (ABEC-7) tolerance class, this bearing is optimized to handle significant axial loads in one direction while supporting combined radial and axial loads. Its phenolic resin cage and factory-applied lubrication contribute to superior high-speed performance and smooth operation, making it an ideal solution for machine tool spindles and other demanding equipment.
7012 CE/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7012 | Basic bearing series, indicating a 60 mm bore, 95 mm OD, and 18 mm width. |
| CE | Designates a 15° contact angle and optimized internal geometry for high-speed operation. |
| P4 | Indicates a super-precision tolerance class (equivalent to ABEC-7), ensuring minimal runout and vibration. |
| A | Signifies that the bearing is supplied with a preload for enhanced rigidity and precise shaft positioning. |
7012 CE/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The single-row angular contact design with a 15° contact angle provides excellent axial stiffness. Combined with the P4 precision grade and available preload, it ensures minimal deflection and superior running accuracy for demanding applications.
- Optimized Load Capacity: Engineered to support combined radial and axial loads simultaneously, with a dynamic load rating of 3870 lbf and static load rating of 2902 lbf, making it suitable for applications with significant thrust requirements.
- Superior High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, while the factory-applied lubrication ensures reliable operation up to a limiting speed of 31,000 rpm, ideal for high-speed spindles.
- Durable Material Construction: Manufactured from chrome steel for both rings and balls, the bearing offers high wear resistance and long service life under normal operating conditions.
7012 CE/P4A Bearing Typical Application Areas
This precision angular contact bearing is ideally suited for high-performance machinery and systems, including:
- Machine Tool Spindles (milling, grinding, and turning centers)
- High-Speed Motors and Spindles
- Precision Gearboxes
- Industrial Pumps and Compressors
- Robotics and Automation Equipment
