S7022 CE/P4ADBA
Sealed Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
S7022 CE/P4ADBA
Basic Information
System of measurement
Metric
Weight
4.31 kg
Tolerance class
P4A
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
110 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
170 mm
Outside diameter tolerance
-0.004mm to 0
Width
56 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°C to 110 °C
Radial dynamic load rating
17122 lbf
Radial static load rating
20250 lbf
Limiting speed
10 X 1000 rpm
Lubrication
Grease
Matched arrangement
Duplex Back-to-Back (DB)
Number of bearings in matched set
2
Universal matching bearing
No (Standard)
Preload
Extra light / Class A
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
No drawings available at the moment, will be launched soon
In Stock
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S7022 CE/P4ADBA Bearing Product Overview & Core Advantages
The S7022 CE/P4ADBA is a precision duplex angular contact ball bearing designed for applications demanding exceptional rigidity and running accuracy. This matched set, arranged in a Back-to-Back (DB) configuration, is preloaded to Extra light / Class A standards, ensuring optimal performance under combined loads. Its sealed design and phenolic cage make it an ideal choice for high-speed, high-reliability spindles and precision machinery where minimal deflection and long service life are critical.
S7022 CE/P4ADBA Bearing Model Code Explained, Specifications & Naming Convention
The model number S7022 CE/P4ADBA provides detailed technical specifications:
- S70: Denotes a high-precision angular contact ball bearing series.
- 22: Specifies the bore diameter (110 mm) and outside diameter (170 mm) codes.
- CE: Indicates a universal match designation, allowing any two bearings to be paired without loss of preload. However, the provided specifications state "No (Standard)", indicating this specific set is a pre-matched pair.
- P4A: Defines the tolerance class, signifying very high precision levels for bore, outside diameter, and width, comparable to ABEC 7/P4.
- DB: Specifies the Duplex Back-to-Back arrangement, which provides high moment rigidity.
- A: Indicates the Extra light preload class.
S7022 CE/P4ADBA Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The duplex back-to-back (DB) arrangement and P4A tolerance class create an exceptionally stiff and precise bearing system, capable of resisting moment loads and maintaining accurate rotational alignment.
- Optimized Load Capacity: With a 15° contact angle and a dynamic load rating of 17,122 lbf, this bearing set is engineered to handle significant combined radial and axial loads.
- High-Speed Capability: The lightweight phenolic resin cage and optimized internal geometry contribute to a high limiting speed of 10,000 rpm, reducing centrifugal forces and operational temperatures.
- Sealed & Lubricated for Life: The sealed design and factory-applied grease lubrication protect against contamination and provide long-term, maintenance-free operation within a temperature range of -30°C to 110°C.
S7022 CE/P4ADBA Bearing Typical Application Areas
This high-precision duplex bearing is ideally suited for:
- Machine Tool Spindles (e.g., CNC milling, grinding, and turning centers)
- High-Frequency Motors and Precision Spindles
- Industrial Pumps and Compressors
- Robotic Arms and Precision Positioning Systems
