S7008 CE/P4BVG275
Sealed Super Precision Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S7008 CE/P4BVG275
Basic Information
System of measurement
Metric
Weight
0.19 kg
Tolerance class
P4 (ABEC-7)
Seal type
Sealed
For load direction
Angular Contact
Main Dimensions
Bore diameter
40 mm
Bore diameter tolerance
-0.006mm to 0
Outside diameter
68 mm
Outside diameter tolerance
-0.007mm to 0
Width
15 mm
Width tolerance
-0.2mm to 0
Contact angle
15 °
Ball & Washer Dimensions
Ball diameter
7.144 mm
Ball quantity
19
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
2790 lbf
Radial static load rating
1721 lbf
Limiting speed
30 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:
$ 257.58
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
S7008 CE/P4BVG275 Bearing Product Overview & Core Advantages
The S7008 CE/P4BVG275 is a high-precision, single-row angular contact ball bearing designed for applications demanding exceptional rotational accuracy and rigidity. Engineered to a P4 (ABEC-7) tolerance class, it is optimized to accommodate combined loads—primarily thrust loads in one direction along with significant radial loads. Its compact design, featuring a phenolic cage and preloaded configuration, ensures high-speed capability and stable performance in high-precision machinery, making it a reliable choice for critical applications.
S7008 CE/P4BVG275 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| S7008 | Basic bearing series, metric dimensions (40mm bore, 68mm OD, 15mm width). |
| CE | Specific internal design and contact angle (15°). |
| P4 | High precision tolerance class (equivalent to ABEC-7). |
| BVG275 | Indicates a preloaded bearing, lubricated and sealed for immediate use. |
S7008 CE/P4BVG275 Bearing Structural Features & Performance Benefits
- High Rigidity & Precision: The single-row design with a 15° contact angle and preload provides high system stiffness and minimizes axial and radial runout, essential for precision machining.
- Superior Load Capacity: Engineered to handle significant combined radial and axial loads (Dynamic: 2790 lbf, Static: 1721 lbf).
- Optimized High-Speed Performance: The lightweight phenolic cage reduces centrifugal forces, enabling a high limiting speed of 30,000 rpm.
- Ready-to-Use & Sealed: Comes pre-lubricated and sealed, offering protection from contaminants and simplifying installation with a specified operating temperature range of -30°C to 110°C.
S7008 CE/P4BVG275 Bearing Typical Application Areas
This bearing is ideally suited for high-performance applications including:
- Machine Tool Spindles
- High-Speed Machining Centers
- Precision Grinding Spindles
- High-Frequency Motors
- Medical and Dental Equipment
