6409 NR
6400 Series Snap Ring Bearings
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Basic Information
Main Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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6409 NR Bearing Product Overview & Core Advantages
The 6409 NR is a single row deep groove ball bearing designed for exceptional radial load capacity and reliable performance in demanding industrial applications. This metric bearing features a snap ring groove on its outer ring, enabling secure axial location within a housing without requiring complex machining. Manufactured with chrome steel rings and balls and a stainless steel cage, it delivers high durability and consistent operation. Its open design allows for versatile lubrication options, making it suitable for a wide temperature range from -30°C to 120°C. This bearing is an ideal solution for applications requiring robust radial load support with simplified housing design.
6409 NR Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 6409 | Basic bearing designation indicating a single row deep groove ball bearing with 45mm bore, 120mm OD, and 29mm width. |
| NR | Snap ring groove on the outer ring for axial location and simplified housing design. |
6409 NR Bearing Structural Features & Performance Benefits
Snap Ring Design Advantage: The outer ring snap ring groove provides secure axial positioning, reducing housing complexity and assembly time while maintaining precise bearing location.
High Load Capacity: Engineered with optimized raceway geometry and chrome steel components, this bearing delivers excellent radial dynamic load rating of 17,108 lbf and radial static load rating of 10,116 lbf for demanding applications.
Enhanced Durability: The stainless steel cage ensures reliable performance at the limiting speed of 8,500 rpm while providing corrosion resistance and dimensional stability.
Precision Performance: Manufactured to P0 tolerance class with CN radial internal clearance, this bearing offers consistent performance and smooth operation in various applications.
Versatile Application Range: The open seal type allows for custom lubrication solutions, while the wide temperature range ensures reliable operation in diverse environmental conditions.
6409 NR Bearing Typical Application Areas
- Electric Motors and Generators - Providing reliable radial support in motor applications
- Industrial Gearboxes - Supporting shafts in power transmission systems
- Material Handling Equipment - Conveyor systems and pulley assemblies
- Agricultural Machinery - Implement drives and power take-off units
- Automotive Components - Auxiliary drives and transmission systems
- Industrial Pumps and Compressors - Shaft support in fluid handling equipment
