6203-2RSHNR/W64
6200 Series Snap Ring Bearings
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Basic Information
Main Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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6203-2RSHNR/W64 Bearing Product Overview & Core Advantages
The 6203-2RSHNR/W64 is a sealed single row deep groove ball bearing engineered for high reliability and long service life in demanding applications. Its primary advantage lies in its ability to handle significant radial loads while offering robust protection against contamination. The integrated Snap Ring simplifies mounting and provides secure axial location within a housing. Pre-lubricated with Solid Oil, this bearing delivers consistent performance across a wide temperature range, making it an excellent choice for maintenance-free or difficult-to-access installations.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 6203 | Standard bearing series designation, indicating a single row deep groove ball bearing with a 17mm bore, 40mm OD, and 12mm width. |
| 2RS | Contact seals on both sides. These seals provide superior protection against contaminants compared to non-contact shields. |
| H | Enhanced internal design, typically indicating optimized internal geometry for higher load capacity. |
| NR | Snap ring groove on the outer ring. This feature allows for simplified axial location and secure housing fit. |
| W64 | Lubricated with Solid Oil. This polymer matrix saturated with oil offers long-term lubrication, resistance to washout, and stable performance across a wide temperature range. |
6203-2RSHNR/W64 Bearing Structural Features & Performance Benefits
Robust Sealing & Contamination Resistance: The double-sided contact seals (2RS) effectively exclude moisture, dust, and other contaminants, significantly extending bearing life in harsh environments.
Simplified Assembly & Axial Location: The outer ring snap ring groove (NR) eliminates the need for complex housing shoulders or end caps, reducing assembly time and cost while ensuring secure positioning.
Maintenance-Free Operation & Longevity: The Solid Oil (W64) lubrication system is sealed for life, preventing lubricant leakage and eliminating the need for re-lubrication. It performs reliably within a temperature range of -30°C to 120°C.
High Load Capacity & Precision: Manufactured to ABEC 1 | ISO P0 tolerance class with a standard radial internal clearance (CN), this bearing provides smooth operation and is capable of handling a dynamic load rating of 2147 lbf and a static load rating of 1079 lbf.
6203-2RSHNR/W64 Bearing Typical Application Areas
This bearing is ideally suited for applications requiring reliable, sealed, and maintenance-free operation. Common uses include:
- Electric Motors (especially for pumps and fans)
- Industrial Gearboxes
- Material Handling Equipment
- Agricultural Machinery
- Conveyor Systems
- Food and Beverage Processing Equipment (where washdowns are common)
