6308-ZJEM
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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6308-ZJEM Bearing Product Overview & Core Advantages
The 6308-ZJEM is a single row deep groove ball bearing designed for exceptional performance in demanding applications. Engineered with shielded protection and manufactured to ABEC 1 | ISO P0 precision tolerances, this bearing delivers reliable operation and long service life. Its optimized internal geometry enables high limiting speeds while maintaining robust radial load capacity. The combination of chrome steel components and standardized radial internal clearance (CN) ensures consistent performance across a wide operating temperature range, making it an ideal choice for general industrial machinery requiring dependable rotational accuracy and durability.
6308-ZJEM Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| Z | Single Shielded (One Side) | Protects against contaminant ingress while maintaining low friction |
| E | Reinforced Design | Increased load capacity through optimized internal structure |
| M | Brass Cage | Enhanced stability at high speeds and improved guidance |
6308-ZJEM Bearing Structural Features & Performance Benefits
Deep Groove Raceway Design: The optimized raceway geometry enables the bearing to accommodate both radial loads and moderate axial loads in both directions, providing versatile load-handling capability.
Reinforced Construction (E-design): Features increased ball complement and optimized internal dimensions, resulting in approximately 15-20% higher load rating compared to standard deep groove bearings of the same dimensions.
Shielded Protection: The integrated steel shield effectively prevents contaminant entry while maintaining low operating torque, contributing to extended service life in contaminated environments.
High-Speed Brass Cage: The brass cage (M designation) provides excellent dimensional stability and guidance at high rotational speeds up to 7,500 rpm, ensuring reliable performance in demanding applications.
6308-ZJEM Bearing Typical Application Areas
- Electric Motors - Main shafts and rotor support in industrial motors
- Gearboxes - Power transmission systems requiring high radial load capacity
- Industrial Pumps - Centrifugal and rotary pump applications
- Material Handling Equipment - Conveyor systems and pulley mechanisms
- Agricultural Machinery - Implement drives and power take-off units
- General Industrial Machinery - Various rotating equipment requiring reliable bearing performance
