6209-2RS1/C3GJN
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
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6209-2RS1/C3GJN Bearing Product Overview & Core Advantages
The 6209-2RS1/C3GJN is a single row deep groove ball bearing designed for robust performance in demanding applications. This sealed bearing excels at handling primarily radial loads and offers reliable operation due to its high-quality construction and integrated sealing. Its C3 radial internal clearance makes it particularly suitable for applications with thermal expansion or where interference fits are used, ensuring stable performance under varying operational conditions.
6209-2RS1/C3GJN Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Advantage |
|---|---|---|
| 6209 | Basic series designation; indicates a medium duty, single row deep groove ball bearing with 45mm bore, 85mm OD, and 19mm width. | Standardized dimensions for easy interchangeability and sourcing. |
| 2RS1 | Contact seals on both sides made from Nitrile Rubber (NBR). | Provides effective contamination protection, retaining lubricant and excluding moisture and solid contaminants, enhancing bearing life. |
| C3 | Radial internal clearance greater than Normal (CN) group. | Accommodates thermal expansion in the shaft or housing, ideal for applications with high operating temperatures or tight fits, preventing premature failure. |
| GJN | Indicates the bearing is pre-lubricated with a specific, high-quality grease. | Ensures immediate, smooth operation and offers long-term lubrication, contributing to maintenance-free service. |
6209-2RS1/C3GJN Bearing Structural Features & Performance Benefits
Optimized Deep Groove Raceway: The geometry of the raceways is engineered for smooth operation and efficient radial load distribution, minimizing friction and heat generation.
Robust Sealing Solution (2RS1): The double-lipped contact seals provide a superior barrier against contaminants. This design is crucial for maintaining performance in dusty or humid environments, significantly extending the service life of the bearing.
Controlled Internal Clearance (C3): The C3 clearance is a key performance feature. It provides operational stability in applications prone to thermal expansion, such as electric motors or gearboxes, preventing excessive preload that can lead to overheating and reduced limiting speed.
High-Quality Material & Construction: Manufactured from chrome steel for rings, balls, and cage, this bearing ensures high strength, durability, and consistent performance. The ABEC 1 | ISO P0 tolerance class guarantees reliable dimensional accuracy for a wide range of industrial applications.
6209-2RS1/C3GJN Bearing Typical Application Areas
- Electric Motors: A primary application, where its sealed, pre-lubricated design and C3 clearance handle operational heat and provide long-term reliability.
- Industrial Gearboxes and Transmissions: Used to support shafts and handle radial loads in various power transmission systems.
- Material Handling Equipment: Conveyor rollers, pulleys, and other components benefit from its robust construction and contamination resistance.
- Agricultural Machinery: Ideal for pumps, fans, and other auxiliary drives exposed to harsh environmental conditions.
- General Industrial Machinery: A versatile choice for pumps, blowers, and other machinery requiring a reliable, sealed ball bearing.
