6309NR/C3 JEM
6300 Series Snap Ring Bearings
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Basic Information
Main Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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6309NR/C3 JEM Bearing Product Overview & Core Advantages
The 6309NR/C3 is a high-performance single row deep groove ball bearing designed for demanding industrial applications. This metric bearing features a snap ring groove on its outer ring, providing secure axial positioning and simplified housing design. With its C3 radial internal clearance, it accommodates thermal expansion in high-speed or high-temperature environments. The bearing's open design allows for custom lubrication solutions while maintaining excellent radial load capacity and operational reliability across a wide temperature range.
6309NR/C3 JEM Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| 6309 | Standard deep groove ball bearing series with 45mm bore, 100mm OD | Proven reliability and standardized dimensions |
| NR | Snap ring groove on outer ring | Simplifies housing design and provides axial location |
| C3 | Greater than normal radial internal clearance | Accommodates thermal expansion in high-speed applications |
6309NR/C3 JEM Bearing Structural Features & Performance Benefits
Enhanced Positioning Capability: The snap ring groove enables secure axial location without complex housing designs, reducing assembly time and costs.
Optimized Thermal Performance: The C3 clearance provides additional internal space to accommodate thermal expansion during high-speed operation, preventing premature failure due to overheating.
Superior Load Capacity: With a dynamic load rating of 11,915 lbf and static load rating of 7,194 lbf, this bearing delivers reliable performance under substantial radial loads.
High-Speed Capability: The limiting speed of 6,700 rpm combined with precision ABEC 1 | ISO P0 tolerance ensures smooth operation in demanding applications.
Material Excellence: Constructed from chrome steel for rings, balls, and cage, providing consistent performance and durability across the operating temperature range of -30°C to 120°C.
6309NR/C3 JEM Bearing Typical Application Areas
- Electric Motors and Industrial Gearboxes requiring secure axial positioning
- Material Handling Equipment such as conveyor systems and pulley assemblies
- Agricultural Machinery including tractor components and harvesting equipment
- Industrial Pumps and Compressors operating at moderate to high speeds
- Automotive Components where reliable bearing performance is critical
- General Industrial Machinery requiring standardized bearing solutions with enhanced positioning features
