6011-2RS1/C3 GJN
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Main Dimensions
Performance
Materials
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6011-2RS1/C3 GJN Bearing Product Overview & Core Advantages
The 6011-2RS1/C3 GJN is a single row deep groove ball bearing designed for exceptional performance in demanding applications. This sealed bearing features robust construction and is engineered to handle primarily radial loads with high efficiency. Its key advantages include reliable operation due to integrated sealing, a generous C3 radial internal clearance suitable for applications with thermal expansion, and compliance with major industry standards. This bearing offers a compact and durable solution for a wide range of industrial machinery.
6011-2RS1/C3 GJN Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 6011 | Basic bearing series; defines the principal dimensions: 55mm bore, 90mm OD, 18mm width. |
| -2RS1 | Bearing is equipped with two rubber contact seals (RS) on both sides. The "1" denotes a specific seal design, providing effective protection against contaminants and retaining lubricant. |
| /C3 | Specifies a greater than normal radial internal clearance (C3). This is ideal for applications where thermal expansion of the shaft or housing is expected, preventing preload and ensuring smooth operation. |
| GJN | Indicates the bearing is pre-lubricated with a specific, high-quality grease (GJN). This grease offers a wide operating temperature range and contributes to the bearing's long service life and maintenance-free characteristics. |
6011-2RS1/C3 GJN Bearing Structural Features & Performance Benefits
- Robust Single Row Design: Manufactured from chrome steel for rings, balls, and cage, this bearing ensures high strength, durability, and resistance to wear, providing reliable performance under radial dynamic load ratings up to 6362 lbf.
- Superior Sealing & Lubrication: The 2RS1 rubber contact seals effectively shield the bearing interior from dust, moisture, and other contaminants while retaining the factory-applied GJN grease. This combination ensures long-term, maintenance-free operation in harsh environments.
- Optimized Internal Clearance: The C3 radial clearance provides operational stability in applications with elevated temperatures or where fits result in a reduction of internal clearance, preventing binding and reducing friction.
- High-Speed Capability: With a limiting speed of 7,500 rpm, the bearing is suitable for a variety of high-speed applications. The precision ABEC 1 (ISO P0) tolerance class guarantees consistent and smooth running.
6011-2RS1/C3 GJN Bearing Typical Application Areas
- Electric Motors and Generators
- Industrial Gearboxes and Transmissions
- Agricultural Machinery
- Material Handling Equipment (e.g., conveyor pulleys)
- Pumps and Fans
- Automotive Components (e.g., alternators, idler pulleys)