7318 BEP
Single Row Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7318 BEP Bearing Product Overview & Core Advantages
The 7318 BEP is a single row angular contact ball bearing engineered for applications requiring high precision and reliable performance under combined loads. This metric series bearing features a 40° contact angle and P6 (ABEC-3) tolerance class, making it ideal for arrangements where high rigidity and precise rotational accuracy are critical. Its optimized internal geometry enables efficient handling of both radial and axial loads in one direction, while the nylon cage contributes to smooth operation at elevated speeds. Pre-lubricated for immediate use, this bearing offers excellent performance in demanding industrial environments.
7318 BEP Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| 7318 | Basic designation: 90mm bore, 190mm OD, 43mm width | Standard metric dimensions for easy integration |
| BE | Enhanced internal design with optimized contact angle | Improved load capacity and stiffness characteristics |
| P | P6 tolerance class (ABEC-3 precision) | High running accuracy for precision applications |
7318 BEP Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The 40° contact angle and optimized raceway geometry provide exceptional stiffness, enabling the bearing to handle significant combined radial and axial loads. The calculated shoulder diameters (129.2mm inner ring, 153.1mm outer ring) ensure proper load support and secure positioning.
High-Speed Performance: The nylon cage reduces rotational mass and friction, contributing to the bearing's limiting speed of 4,000 rpm. This makes it suitable for applications requiring rapid rotation while maintaining stability.
Precision Engineering: Manufactured to P6 tolerance class with tight dimensional controls (bore tolerance: -0.015mm to 0), this bearing ensures precise shaft positioning and minimal runout for accurate machine operation.
Material Quality: Constructed from chrome steel for both rings and balls, the bearing offers excellent durability and wear resistance, supporting long service life even under continuous operation.
7318 BEP Bearing Typical Application Areas
- Machine Tool Spindles: High-precision machining centers and CNC equipment requiring rigid support and accurate rotation
- Industrial Pumps: Centrifugal and process pumps handling axial and radial loads simultaneously
- Gearboxes & Transmissions: Power transmission systems where combined loads and high speeds are present
- Precision Positioning Systems: Robotics, automation equipment, and measuring instruments demanding accurate motion control
- Electric Motors: High-performance motors requiring reliable bearing support for shaft positioning
