6911
6900 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
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6911 Bearing Product Overview & Core Advantages
The 6911 single row deep groove ball bearing is a fundamental precision bearing designed for high reliability in demanding applications. Engineered to primarily accommodate radial loads, its robust construction ensures stable operation and long service life. With a standard C0 radial clearance and ABEC-1 precision class, it offers excellent performance consistency. The bearing's compact cross-section and optimized internal geometry make it an ideal choice for applications requiring a balance of load capacity and limiting speed.
Model Code & Specification Breakdown
| Component | Specification | Technical Significance |
|---|---|---|
| 6911 | Basic Model | Denotes a single row deep groove ball bearing with 55mm bore, 80mm OD, 13mm width. |
| Seal Type | Open | Requires external sealing; allows for custom lubrication regimes. |
| Tolerance Class | ABEC-1 | Standard precision grade ensuring dimensional consistency and smooth operation. |
| Radial Clearance | C0 (0.008mm to 0.028mm) | Standard internal clearance suitable for most general applications. |
6911 Bearing Structural Features & Performance Benefits
- Optimized Load Capacity: The deep groove raceway and chrome steel construction enable a radial dynamic load rating of 3735 lbf and a static load rating of 3172 lbf, providing robust support for various radial load conditions.
- High-Speed Capability: Featuring a stainless steel cage and precision-ground components, this bearing achieves a limiting speed of 9,600 rpm, making it suitable for high-speed applications.
- Material Integrity: Manufactured from high-grade chrome steel for rings and balls, coupled with a stainless steel cage, ensures excellent durability, corrosion resistance, and stable performance across the operating temperature range of -30°C to 110°C.
- Precision Engineering: Adherence to ABEC-1 tolerance standards and controlled radial internal clearance guarantees low vibration and noise levels, contributing to overall system accuracy.
6911 Bearing Typical Application Areas
The 6911 bearing is widely employed in industrial machinery and equipment requiring reliable radial support, including:
- Electric Motors and Gearboxes
- Industrial Pumps and Compressors
- Material Handling Systems
- Agricultural and Construction Machinery
- General Industrial Machinery Shaft Support
