7022 CE/P4A
7000 Series Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7022 CE/P4A
Basic Information
System of measurement
Metric
Weight
2.08 kg
Tolerance class
P4 (ABEC-7)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
110 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
170 mm
Outside diameter tolerance
-0.01mm to 0
Width
28 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
12.7 mm
Ball quantity
30
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
10688 lbf
Radial static load rating
10125 lbf
Limiting speed
17 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:
$ 1397.23
/ each
In Stock
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7022 CE/P4A Bearing Product Overview & Core Advantages
The 7022 CE/P4A is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and high rigidity. Engineered to a P4 (ABEC-7) tolerance class, it is ideally suited for high-speed spindles and other precision machinery. Its key advantage lies in its ability to accommodate combined loads—simultaneously handling significant radial loads and axial loads in one direction. The phenolic cage and optimized internal geometry contribute to its high-speed capability, making it a reliable choice for demanding operational environments.
7022 CE/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning |
|---|---|
| C | Indicates a 15° contact angle, optimized for high-speed performance and axial load capacity. |
| E | Denotes an optimized internal design with a larger ball complement and reinforced shoulders for increased load rating and rigidity. |
| P4A | Specifies a high-precision tolerance class equivalent to ABEC-7, with enhanced running accuracy for applications requiring minimal vibration and noise. |
7022 CE/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The single-row design, manufactured to P4A tolerances, provides high running accuracy and stable rotational characteristics, essential for machine tool spindles.
- Superior Load Capacity: The 15° contact angle and the "E"-type reinforced internal construction enable high radial dynamic load rating (10,688 lbf) and the ability to handle substantial axial loads in one direction.
- High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, allowing for a high limiting speed of 17,000 rpm. The open design facilitates efficient lubrication management.
- Preload Availability: The bearing is supplied with a preload, which eliminates internal clearance, increases system stiffness, and improves positional accuracy.
7022 CE/P4A Bearing Typical Application Areas
This precision angular contact bearing is engineered for high-performance applications, including:
- Machine Tool Spindles (milling, grinding, and turning centers)
- High-Speed Motors and Precision Gearboxes
- Industrial Pumps and Compressors
- Aerospace Actuation Systems and Robotic Arms
