S7014 CB/P4A
Sealed Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7014 CB/P4A
Basic Information
System of measurement
Metric
Weight
0.66 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
110 mm
Outside diameter tolerance
-0.008mm to 0
Width
20 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
7.938 mm
Ball quantity
28
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
4275 lbf
Radial static load rating
3668 lbf
Limiting speed
17 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:
$ 611.87
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
S7014 CB/P4A Bearing Product Overview & Core Advantages
The S7014 CB/P4A is a precision angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. As a single-row bearing with a 15° contact angle, it excels at supporting combined loads, handling high radial forces alongside significant axial loads in one direction. Manufactured to P4 (ABEC-7) tolerance class, it ensures minimal runout and vibration, making it ideal for high-speed spindles and other precision machinery. Its preload availability allows for enhanced system stiffness and precise shaft positioning.
S7014 CB/P4A Bearing Model Code Explained, Specifications & Naming Convention
The model designation S7014 CB/P4A provides detailed technical specifications:
- S7014: Denotes the bearing series and size (70mm bore, 110mm OD, 20mm width).
- C: Indicates a 15° contact angle, optimized for high-speed operation.
- B: Signifies a moderate preload applied to the bearing, increasing rigidity and reducing axial/radial play.
- P4A: Specifies the tolerance class. P4 is equivalent to ABEC-7, representing a very high level of dimensional and running accuracy.
S7014 CB/P4A Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: The phenolic resin cage and P4 precision manufacturing contribute to exceptional dimensional stability and smooth operation at high speeds, minimizing friction and heat generation.
- Superior Load Capacity: With a dynamic load rating of 4275 lbf and a static load rating of 3668 lbf, this bearing reliably handles demanding combined radial and axial loads.
- Optimized High-Speed Performance: The 15° contact angle and lightweight phenolic cage enable a high limiting speed of 17,000 rpm, making it suitable for demanding spindle applications.
- Sealed and Lubricated for Long Life: The bearing comes sealed and pre-lubricated, protecting against contamination and providing long-term, maintenance-free operation within its specified temperature range of -30°C to 110°C.
S7014 CB/P4A Bearing Typical Application Areas
The S7014 CB/P4A is ideally suited for high-precision, high-speed applications, including:
- Machine Tool Spindles (e.g., milling, grinding, and lathe spindles)
- High-Frequency Motors and Spindles
- Precision Gearboxes
- Medical and Dental Equipment
- Aerospace Instrumentation
