S7022 CD/P4A
Sealed Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7022 CD/P4A
Basic Information
System of measurement
Metric
Weight
2 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
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
19.05 mm
Ball quantity
20
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
24975 lbf
Radial static load rating
24300 lbf
Limiting speed
7.5 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:
$ 1676.64
/ each
In Stock
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S7022 CD/P4A Bearing Product Overview & Core Advantages
The S7022 CD/P4A is a precision single-row angular contact ball bearing designed for applications demanding exceptional rotational accuracy and high-speed performance. Engineered to a P4 (ABEC-7) tolerance class, it provides superior running accuracy. Its key advantage lies in its ability to accommodate combined loads—simultaneously handling significant radial loads and axial loads in one direction. The bearing comes preloaded and lubricated from the factory, ensuring optimal performance and immediate readiness for installation in high-reliability, high-precision machinery.
S7022 CD/P4A Bearing Model Code Explained, Specifications & Naming Convention
The model designation S7022 CD/P4A provides detailed technical specifications:
- S7022: Denotes the basic bearing series and size (110mm bore, 170mm OD, 28mm width).
- C: Indicates a 15° contact angle, optimized for high-speed applications with moderate axial load capacity.
- D: Signifies that the bearing is supplied with a preload for enhanced rigidity and precise shaft positioning.
- P4A: Specifies the tolerance class. P4 is equivalent to ABEC-7, denoting very high precision. The "A" suffix indicates specific accuracy and performance characteristics within this class.
S7022 CD/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The single-row angular contact design with a 15° contact angle and factory-applied preload delivers high system rigidity, minimizes deflection, and maintains precise shaft alignment under operational loads.
- Superior Load Capacity: Engineered to support combined radial and axial loads efficiently. With a dynamic load rating of 24,975 lbf and a static load rating of 24,300 lbf, it offers robust performance in demanding conditions.
- Optimized High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, while the precision-ground chrome steel components and optimized internal geometry contribute to a high limiting speed of 7,500 rpm.
- Sealed and Lubricated for Longevity: As a sealed unit with factory-applied lubrication, it is protected from contamination and is ready for use, offering a long, maintenance-free service life within its specified temperature range of -30°C to 110°C.
S7022 CD/P4A Bearing Typical Application Areas
The S7022 CD/P4A is ideally suited for high-precision, high-speed rotational systems, including:
- Machine Tool Spindles
- High-Frequency Motors and Spindles
- Precision Grinding Equipment
- Industrial Pumps and Compressors
- Advanced Medical and Laboratory Equipment
