6205 TN9/HC5/C3
6000 Series HC5/HC5C3 Hybrid Ceramic Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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6205 TN9/HC5/C3 Bearing Product Overview & Core Advantages
The 6205 is a single row deep groove ball bearing engineered for high performance in demanding applications. Its key advantage lies in its ability to efficiently support radial loads, making it a versatile and reliable choice for a wide range of machinery. This bearing features a precision ABEC 1 (ISO P0) tolerance class, ensuring consistent operation and interchangeability. A significant performance enhancer is the use of Silicon Nitride (Si3N4) ceramic balls, which contribute to higher speed capability, reduced weight, and extended service life compared to standard steel ball bearings.
Model Code Breakdown
The model number 6205 and its suffixes define its specific technical characteristics:
- 6205: Standard designation for a single row deep groove ball bearing with a 25mm bore, 52mm OD, and 15mm width.
- C3: Specifies a greater radial internal clearance than the standard CN group. This is optimal for applications with thermal expansion or where interference fits are used.
- Open: Indicates the bearing is supplied without seals or shields, allowing for high-speed operation and the possibility of custom lubrication schemes.
- ABEC 1 | ISO P0: Denotes the standard tolerance class for general purpose applications, ensuring dimensional accuracy and smooth running.
6205 TN9/HC5/C3 Bearing Structural Features & Performance Benefits
The design of the 6205 bearing delivers distinct performance advantages:
- High-Speed Capability: The combination of a lightweight Nylon cage and Silicon Nitride ceramic balls significantly reduces centrifugal forces, enabling a high limiting speed of 13,000 rpm.
- Robust Load Capacity: The deep groove raceway and high-quality Chrome Steel rings provide excellent dynamic and static load ratings (3147 lbf / 1765 lbf) for reliable operation under significant radial loads.
- Thermal Stability: The specified C3 radial internal clearance accommodates differential thermal expansion between the shaft and housing, preventing preload and potential seizure in high-temperature environments.
- Corrosion Resistance & Compliance: Manufactured from high-grade materials, the bearing is ROHS and REACH compliant, making it suitable for use in regulated industries.
6205 TN9/HC5/C3 Bearing Typical Application Areas
The 6205 bearing is a fundamental component across numerous industries due to its versatility and performance. Common applications include:
- Electric Motors and Generators
- Industrial Gearboxes and Transmissions
- Pumps and Compressors
- Material Handling Equipment (e.g., conveyor rollers)
- Agricultural Machinery
- Automotive Auxiliary Systems
