11208
Wide Inner Ring Series Self Aligning Ball Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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11208 Bearing Product Overview & Core Advantages
The 11208 metric double row angular contact ball bearing is engineered for applications requiring high rigidity and reliable performance under combined loading conditions. Featuring an open design with precision-ground chrome steel components, this bearing excels in handling significant radial loads while maintaining operational stability. Its double row construction provides enhanced load-carrying capacity and stiffness compared to single row alternatives, making it ideal for precision machinery and industrial equipment where dimensional accuracy and long service life are critical.
Model Code Detailed Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 11208 | Basic bearing designation indicating double row angular contact ball bearing with 40mm bore diameter |
| Open | No seals or shields, allowing for optimal lubrication access and heat dissipation |
| CN | Standard radial internal clearance for normal operating conditions |
| Nylon Cage | Lightweight polymer cage providing excellent high-speed performance and reduced friction |
11208 Bearing Structural Features & Performance Benefits
High Rigidity Design: The double row ball bearing configuration creates a robust support structure that significantly increases system stiffness, reducing deflection under heavy loads and improving positioning accuracy.
Enhanced Load Capacity: Engineered to handle substantial combined loads, this bearing effectively manages both radial forces and moderate axial loads in both directions, providing versatile load-carrying capability.
Optimized High-Speed Performance: The lightweight nylon cage minimizes centrifugal forces and ensures stable operation at the maximum limiting speed of 5,000 rpm, while the open design facilitates efficient lubrication distribution.
Precision Engineering: Manufactured with tight dimensional tolerances and premium chrome steel, the bearing delivers consistent performance and extended service life in demanding applications.
11208 Bearing Typical Application Areas
- Industrial Gearboxes and power transmission systems
- Machine Tool Spindles requiring high precision and rigidity
- Material Handling Equipment such as conveyor systems
- Agricultural Machinery components and implements
- Industrial Pumps and compressor systems
- Electric Motor Applications where reliable bearing performance is essential
