6004-2RSH/C3
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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6004-2RSH/C3 Bearing Product Overview & Core Advantages
The 6004-2RSH/C3 is a high-performance single row deep groove ball bearing designed for demanding industrial applications. Engineered to primarily support radial loads, this sealed bearing offers reliable operation and long service life. Its key advantages include a generous C3 radial internal clearance for thermal expansion in high-speed or high-temperature environments, and high-quality chrome steel construction for enhanced durability. The combination of a sealed design and precision ABEC 1 | ISO P0 tolerance makes it an excellent choice for applications requiring consistent performance and protection from contaminants.
6004-2RSH/C3 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Significance |
|---|---|---|
| 6004 | Standard Bearing Series & Size | Denotes a metric, single row deep groove ball bearing with a 20mm bore, 42mm OD, and 12mm width. |
| 2RSH | Sealing Type | Features two (2) high-performance, contact Nitrile Rubber (NBR) Seals (RSH) on both sides. These seals provide superior protection against contaminants and moisture retention compared to standard seals. |
| /C3 | Radial Internal Clearance | Indicates a greater than normal (C3) radial internal clearance. This is critical for applications with expected thermal expansion, such as in electric motors or high-speed machinery, preventing preload and seizure. |
6004-2RSH/C3 Bearing Structural Features & Performance Benefits
- Robust Sealed Design: The 2RSH contact seals effectively shield the internal components from dust, dirt, and moisture, significantly extending bearing life and reducing maintenance needs in harsh environments.
- Optimized for Thermal Conditions: The specified C3 clearance ensures stable operation by accommodating shaft and housing expansion under operational heat, making it suitable for high-speed applications (up to 17,000 rpm).
- High Load Capacity & Durability: Manufactured entirely from high-grade chrome steel (rings, balls, and cage), this bearing offers a high dynamic load rating of 2113 lbf and a static load rating of 1135 lbf, ensuring reliability under significant radial loads.
- Precision Engineering: Built to ABEC 1 | ISO P0 tolerance standards, it provides smooth and quiet running, contributing to the overall efficiency of the assembly.
6004-2RSH/C3 Bearing Typical Application Areas
- Electric Motors and Generators
- Gearboxes and Transmission Systems
- Industrial Pumps and Compressors
- Material Handling Equipment (e.g., conveyor rollers)
- Agricultural Machinery
- Automotive Components (e.g., alternators, idler pulleys)