S7014 CEGA/P4A
Sealed Super Precision Angular Contact Ball Bearings
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Part No.
Part No.
S7014 CEGA/P4A
Basic Information
System of measurement
Metric
Weight
0.64 kg
Tolerance class
P4A
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
110 mm
Outside diameter tolerance
-0.004mm to 0
Width
20 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
9.525 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
5355 lbf
Radial static load rating
4118 lbf
Limiting speed
22 X 1000 rpm
Lubrication
Grease
Matched arrangement
Single
Number of bearings in matched set
4
Universal matching bearing
Universal Matchable (SU)
Preload
Extra light / Class A
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Phenolic
Technical Drawings
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In Stock
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S7014 CEGA/P4A Bearing Product Overview & Core Advantages
The S7014 CEGA/P4A is a super-precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. This universal matchable bearing features an extra light preload (Class A) and is supplied in a set of four for simplified mounting in high-precision spindle arrangements. Its primary advantages include outstanding high-speed capability, the ability to handle combined loads (radial and axial), and superior running accuracy ensured by its P4A tolerance class. The phenolic cage and grease lubrication contribute to its reliable performance in demanding operational environments.
S7014 CEGA/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| CE | Universal matching bearing with a 15° contact angle. |
| GA | Indicates the specific preload group (Extra Light / Class A). |
| P4A | Denotes a super-precision tolerance class, exceeding ABEC 7/ISO P4 standards, for minimal runout and vibration. |
S7014 CEGA/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The angular contact design with a 15° contact angle enables the bearing to support significant combined radial and axial loads simultaneously, providing a rigid support structure for spindles.
- Superior High-Speed Performance: The lightweight phenolic resin cage reduces centrifugal forces, while the optimized internal geometry and grease lubrication allow for a high limiting speed of 22,000 rpm, making it an ideal high-speed bearing.
- Precision & Accuracy: Manufactured to a P4A tolerance class, this bearing ensures extremely tight dimensional control on bore, outside diameter, and width, resulting in superior running accuracy and minimal vibration for precision applications.
- Universal Matchability: As a Universal Matchable (SU) bearing supplied in a set of four, it simplifies installation and ensures optimal preload and performance when mounted in pairs.
S7014 CEGA/P4A Bearing Typical Application Areas
This precision bearing is engineered for high-performance applications where speed, accuracy, and rigidity are critical. Key industries and machinery include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Drives: High-frequency motors and spindles.
- Aerospace & Defense: Gyroscopes, navigation systems, and other precision instruments.
- Medical Equipment: Dental handpieces and small, high-speed medical drills.
