S7013 CEGB/P4A
Sealed Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7013 CEGB/P4A
Basic Information
System of measurement
Metric
Weight
0.45 kg
Tolerance class
P4A
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
65 mm
Bore diameter tolerance
-0.004mm to 0
Outside diameter
100 mm
Outside diameter tolerance
-0.004mm to 0
Width
18 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
8.731 mm
Ball quantity
25
Performance
Temperature range
- 30°C to 110 °C
Radial dynamic load rating
4568 lbf
Radial static load rating
3510 lbf
Limiting speed
36 X 1000 rpm
Lubrication
Grease
Matched arrangement
Single
Number of bearings in matched set
4
Universal matching bearing
Universal Matchable (SU)
Preload
Light / Class B
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
Price available upon request.
Our sales team will respond within 24 hours with a competitive quote tailored to your requirements.
REQUEST A QUOTE
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
S7013 CEGB/P4A Bearing Product Overview & Core Advantages
The S7013 CEGB/P4A is a super-precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and high-speed performance. As a single bearing with a 15° contact angle and Light preload (Class B), it is engineered to handle combined loads—simultaneously supporting substantial radial loads and axial loads in one direction. Its P4A tolerance class ensures ultra-precise running accuracy, making it ideal for high-reliability spindles and precision machinery. The sealed design with grease lubrication offers long-term, maintenance-free operation within a wide temperature range.
S7013 CEGB/P4A Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7013 | Basic bearing series, indicating a 65mm bore, 100mm OD, and 18mm width. |
| C | 15° nominal contact angle. |
| E | Optimized internal design for high speed and low torque. |
| GB | Universal Matchable (SU) bearing. Can be mounted in any combination (back-to-back, face-to-face, or tandem) with other bearings of the same code to form a matched set. |
| P4A | Super-precision tolerance class, superior to ABEC 7, ensuring extremely tight dimensional and running accuracy. |
S7013 CEGB/P4A Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The angular contact design and robust construction provide high rigidity, enabling the bearing to withstand significant combined radial and axial loads.
- Superior High-Speed Performance: The lightweight phenolic resin cage and optimized internal geometry contribute to low friction and heat generation, supporting a high limiting speed of 36,000 rpm.
- Exceptional Precision: Manufactured to P4A tolerance class with extremely tight bore, outside diameter, and width tolerances, this bearing guarantees minimal runout and vibration for ultra-precise applications.
- Universal Matching & Preload: The Universal Matchable (SU) designation and supplied with Light preload (Class B) simplify installation and ensure optimal system stiffness and performance when used in sets.
- Sealed & Lubricated for Life: The integral seals retain grease and exclude contaminants, providing a maintenance-free solution with a grease lubrication suitable for a temperature range of -30°C to 110°C.
S7013 CEGB/P4A Bearing Typical Application Areas
This high-precision bearing is ideally suited for:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Spindles: PCB drilling, semiconductor manufacturing equipment.
- High-Frequency Motors: Spindles for routers and other high-RPM applications.
- Medical Equipment: Dental handpieces and laboratory centrifuges.
- Aerospace & Defense Systems: Gyroscopes and navigation instruments.
