6305 TN9/C4VC486
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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6305 TN9/C4VC486 Bearing Product Overview & Core Advantages
The 6305 TN9/C4VC486 is a single row deep groove ball bearing engineered for precision performance in demanding applications. This metric bearing features a C4 radial internal clearance and ABEC 1 precision class, making it ideal for applications requiring enhanced operational stability under varying thermal conditions. Its open design allows for custom lubrication solutions while maintaining excellent radial load capacity of 4631 lbf. The combination of chrome steel construction and nylon cage delivers reliable operation across a wide temperature range from -30° to 120°C.
6305 TN9/C4VC486 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
| 6305 | Standard deep groove ball bearing series with 25mm bore, 62mm OD | Proven reliability and interchangeability |
| TN9 | Glass fiber reinforced nylon cage, snap-type design | Reduced friction, excellent high-speed capability |
| C4 | Greater than normal radial internal clearance | Accommodates thermal expansion in high-temperature applications |
| VC486 | Vibration level specification | Enhanced smoothness for precision applications |
6305 TN9/C4VC486 Bearing Structural Features & Performance Benefits
Optimized Internal Geometry: The deep groove raceway design ensures superior radial load carrying capacity while accommodating moderate axial loads in both directions, providing versatile performance in various mounting configurations.
High-Speed Nylon Cage: The TN9 glass fiber reinforced nylon cage offers excellent strength-to-weight ratio, reducing centrifugal forces and enabling limiting speeds up to 11,000 rpm. This lightweight construction minimizes friction and heat generation during high-speed operation.
Enhanced Thermal Stability: With C4 radial clearance, this bearing is specifically designed to handle thermal expansion in applications where operating temperatures vary significantly, preventing premature failure due to excessive preload.
Precision Manufacturing: Manufactured to ABEC 1 (ISO P0) tolerance class with tight dimensional control on bore diameter (-0.01mm to 0) and outside diameter (-0.013mm to 0), ensuring consistent performance and easy installation.
6305 TN9/C4VC486 Bearing Typical Application Areas
- Electric Motors: Main shaft applications in industrial motors requiring high-speed operation and thermal stability
- Industrial Gearboxes: Power transmission systems where reliable radial load support is critical
- Material Handling Equipment: Conveyor systems, pulley assemblies, and transfer mechanisms
- Agricultural Machinery: Implement drives and PTO shafts operating in demanding environments
- Industrial Fans & Blowers: High-speed rotor support applications with varying thermal conditions
- Automotive Components: Auxiliary drives, pumps, and accessory systems requiring precision bearings
