6206-2RS1/HC5C3GJN
6000 Series HC5/HC5C3 Hybrid Ceramic Bearings
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6206-2RS1/HC5C3GJN Bearing Product Overview & Core Advantages
The 6206-2RS1/HC5C3GJN is a sealed single row deep groove ball bearing engineered for demanding industrial applications. This metric bearing features a standard 30 mm bore diameter and is constructed with advanced materials for superior performance. Its primary advantages include the ability to handle significant radial loads (dynamic rating of 4384 lbf), operation at high speeds (up to 11,000 rpm), and reliable service in a wide temperature range (-30° to 120 °C). The combination of a Silicon Nitride (Si3N4) ceramic ball set and a sealed design makes it an excellent choice for applications requiring high reliability, long service life, and minimal maintenance.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 6206 | Standard deep groove ball bearing series with 30mm bore, 62mm OD. |
| 2RS1 | Bearing is equipped with two contact seals (RS1 type) on both sides for effective protection against contaminants and retention of lubricant. |
| HC5 | Indicates the use of Hybrid Ceramic balls, specifically Silicon Nitride (Si3N4). |
| C3 | Specifies a greater than normal radial internal clearance, suitable for applications with significant thermal expansion or where interference fits are used. |
| GJN | Identifies a specific, high-performance grease filling. This lubrication is optimized for the bearing's operational temperature range and speed capability. |
6206-2RS1/HC5C3GJN Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The Silicon Nitride (Si3N4) balls offer exceptional benefits including reduced weight, higher stiffness, superior electrical insulation, and the ability to operate with less lubrication. This significantly enhances high-speed performance and extends service life, especially in electrically hostile environments.
- Robust Sealing: The two contact seals (2RS1) provide excellent defense against dust, moisture, and other contaminants. This sealing integrity ensures the high-performance grease remains in place and contaminants are kept out, leading to a maintenance-free and reliable operation over extended periods.
- Optimized Internal Clearance: The C3 radial internal clearance is engineered for applications where thermal gradients or press-fits are a concern, preventing premature failure due to excessive preload and ensuring smooth operation.
- Precision & Load Capacity: Manufactured to ABEC 1 / ISO P0 tolerance class, this bearing provides consistent and precise running accuracy. Its robust chrome steel rings and cage contribute to a high dynamic load rating, making it capable of withstanding substantial radial forces.
6206-2RS1/HC5C3GJN Bearing Typical Application Areas
- Electric Motors & Generators: Ideal for spindle and rotor support in high-frequency and inverter-duty motors, where ceramic balls mitigate electrical erosion.
- High-Speed Machinery: Suitable for pumps, compressors, and machine tool accessories that require reliable operation at elevated speeds.
- Specialized Industrial Equipment: Used in applications demanding corrosion resistance, non-magnetic properties, or operation in wide temperature ranges, such as in medical, food processing, or chemical handling equipment.
- Precision Instruments: Fits applications where low vibration, high running accuracy, and long-term reliability are critical.