6203-2RSH/VA947
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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6203-2RSH/VA947 Bearing Product Overview & Core Advantages
The 6203-2RSH/VA947 is a single row deep groove ball bearing designed for high-performance applications demanding reliability and precision. This sealed bearing excels in handling significant radial loads while offering protection against contamination. Its key advantages include a high limiting speed of 12,000 rpm, consistent operation across a wide temperature range from -30°C to 120°C, and long service life due to its high-quality grease lubrication and robust construction. Engineered with a P6 tolerance class, it ensures superior running accuracy, making it an ideal choice for applications requiring high rotational precision and low maintenance.
6203-2RSH/VA947 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Significance |
|---|---|---|
| 6203 | Standard bearing series designation | Defines the basic dimensions: 17mm bore, 40mm OD, 12mm width. |
| 2RSH | Contact seals on both sides | Provides superior protection against contaminants and grease leakage compared to standard seals. |
| VA947 | Specific high-performance grease | Enables reliable operation at high speeds and across the specified wide temperature range. |
6203-2RSH/VA947 Bearing Structural Features & Performance Benefits
- Robust Construction & High Load Capacity: Manufactured from chrome steel rings and balls, this bearing offers a high radial dynamic load rating of 2237 lbf and a radial static load rating of 1068 lbf, ensuring durability under demanding conditions.
- Superior Sealing & Contamination Resistance: The 2RSH contact seals effectively shield the internal components from dust, moisture, and other pollutants, significantly extending bearing life and reducing maintenance needs.
- Optimized High-Speed Performance: The combination of a stainless steel cage, high-quality VA947 grease, and CN radial internal clearance allows for a high limiting speed, making it suitable for high-RPM applications.
- Precision & Reliability: The P6 tolerance class ensures tighter dimensional and running accuracy, resulting in smoother operation, reduced vibration, and enhanced performance in precision machinery.
6203-2RSH/VA947 Bearing Typical Application Areas
- Electric Motors and Small Gearboxes
- Industrial Pumps and Compressors
- Material Handling Equipment (e.g., conveyor rollers)
- Agricultural Machinery
- Automotive Components (e.g., alternators, idler pulleys)
