6203/C4
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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6203/C4 Bearing Product Overview & Core Advantages
The 6203/C4 is a single row deep groove ball bearing designed for applications requiring high precision and reliability. This metric bearing excels in handling radial loads and moderate axial loads in both directions. Its open design allows for versatile lubrication options, while the C4 radial internal clearance makes it particularly suitable for applications with thermal expansion or where interference fits are used, ensuring stable operation across a wide temperature range.
6203/C4 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 6203 | Standard deep groove ball bearing series with 17mm bore, 40mm OD, 12mm width |
| C4 | Greater than normal radial internal clearance for thermal expansion compensation |
6203/C4 Bearing Structural Features & Performance Benefits
High Precision Construction: Manufactured to ABEC 1 | ISO P0 tolerance class, ensuring consistent dimensional accuracy and smooth operation.
Optimized Load Capacity: The single row deep groove design provides excellent radial dynamic load rating of 2147 lbf and radial static load rating of 1079 lbf.
Thermal Compensation: The C4 radial clearance accommodates dimensional changes due to temperature variations and interference fits, preventing premature failure.
High-Speed Capability: With a limiting speed of 17,000 rpm, this bearing supports demanding rotational applications.
Material Excellence: Constructed from chrome steel for rings, balls, and cage, providing durability and consistent performance across the operating temperature range of -30°C to 120°C.
6203/C4 Bearing Typical Application Areas
- Electric motors and small power tools
- Industrial gearboxes and transmission systems
- Agricultural machinery components
- Material handling equipment
- Automotive accessories and auxiliary systems
- Pump and compressor applications
- General industrial machinery requiring reliable radial support
