S7022 ACE/P4A
Sealed Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7022 ACE/P4A
Basic Information
System of measurement
Metric
Weight
2.15 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
25 °
Ball & Washer Dimensions
Ball diameter
12.7 mm
Ball quantity
30
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
10102 lbf
Radial static load rating
9562 lbf
Limiting speed
10 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:
$ 1676.51
/ each
In Stock
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S7022 ACE/P4A Bearing Product Overview & Core Advantages
The S7022 ACE/P4A is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional rotational accuracy and rigidity. Engineered to simultaneously handle radial loads and axial loads in one direction, this bearing features a phenolic cage and comes pre-lubricated and sealed for long-term, maintenance-free operation. Its P4 (ABEC-7) tolerance class ensures superior running accuracy, making it an ideal choice for high-speed spindles and other precision machinery where reliability and performance are critical.
S7022 ACE/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7022 | Basic bearing series and size designation (110mm bore, 170mm OD, 28mm width). |
| ACE | Indicates a 25° contact angle and that the bearing is supplied with a preload for enhanced rigidity. |
| P4A | Specifies the P4 (ABEC-7) tolerance class, denoting very high precision for dimensional and running accuracy. |
S7022 ACE/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The 25° contact angle and applied preload work in concert to provide exceptional system stiffness, minimizing deflection under load and ensuring precise shaft positioning. This is critical for applications requiring high machining accuracy.
- Optimized for High-Speed Operation: The lightweight and robust phenolic resin cage reduces centrifugal forces, lowers friction, and contributes to the bearing's high limiting speed of 10,000 rpm. This makes it a premier choice for high-speed spindles.
- Robust Load Capacity: With a dynamic load rating of 10,102 lbf and a static load rating of 9,562 lbf, this bearing is engineered to handle significant combined loads (radial and axial) reliably.
- Sealed and Lubricated for Life: As a sealed bearing that comes pre-lubricated, the S7022 ACE/P4A is protected from contamination and is designed for long service life without the need for re-lubrication, reducing maintenance requirements.
S7022 ACE/P4A Bearing Typical Application Areas
This precision bearing is ideally suited for:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Grinding Spindles: Applications demanding the utmost in rotational accuracy and surface finish quality.
- High-Frequency Motors and Spindles: Where high rotational speeds and rigidity are paramount.
- Other Precision Rotary Equipment: Including high-performance pumps, compressors, and specialized instrumentation.
