7318 BECBM
Single Row Angular Contact Ball Bearings
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Part No.
Part No.
7318 BECBM
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
5.2 kg
Tolerance class
P6 (ABEC-3)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
90 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
190 mm
Outside diameter tolerance
-0.02mm to 0
Width
43 mm
Width tolerance
-0.05mm to 0
Chamfer dimension
3 mm
Contact angle
40 °
Distance from side face to load point
80 mm
Inner Ring Dimensions
Inner ring large-side shoulder diameter
129.2 mm
Inner ring small-side shoulder diameter
108.97 mm
Outer Ring Dimensions
Shoulder diameter outer ring
153.1 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
37350 lbf
Radial static load rating
32850 lbf
Limiting speed
5.6 X 1000 rpm
Lubrication
Lubricated
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Brass
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 157.19
/ each
In Stock
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7318 BECBM Bearing Product Overview & Core Advantages
The 7318 BECBM is a single row angular contact ball bearing engineered for high-precision applications requiring superior performance under combined loads. Its design is optimized to accommodate significant axial loads in one direction alongside radial loads, making it ideal for machine tool spindles and other high-speed, high-rigidity systems. Manufactured to P6 (ABEC-3) tolerance with a 40° contact angle, it delivers exceptional running accuracy and operational reliability.
7318 BECBM Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Advantage |
|---|---|---|
| BE | Increased internal clearance and optimized internal design | Enhanced performance under high-speed and thermal expansion conditions |
| CBM | Pre-lubricated with specific high-performance grease | Ready for immediate use with extended service life, suitable for the specified temperature range |
7318 BECBM Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The single row design with a 40° contact angle provides excellent rigidity and can support substantial combined radial and axial loads.
- High-Speed Performance: The brass cage ensures stability and low friction at the high limiting speed of 5,600 rpm.
- Precision Engineering: Manufactured to P6 tolerance class with precise dimensional control for smooth, accurate operation in demanding applications.
- Durability & Reliability: Constructed from chrome steel for both rings and balls, offering high wear resistance and long service life.
7318 BECBM Bearing Typical Application Areas
This angular contact ball bearing is ideally suited for:
- Machine Tool Spindles
- High-Speed Pumps and Compressors
- Precision Gearboxes
- Industrial Robotics and Automation Equipment
