2201 ETN9
2200 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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2201 ETN9 Bearing Product Overview & Core Advantages
The 2201 ETN9 is a double row angular contact ball bearing designed for applications requiring high precision and reliability. This metric bearing features an open design and is constructed from high-grade chrome steel for superior durability. Its primary advantage lies in its ability to accommodate significant radial loads while offering stable performance. With a compact design (14mm width) and a nylon cage, it is engineered for smooth operation and is pre-lubricated for immediate use, making it an excellent choice for high-rigidity support in various mechanical systems.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 2201 | Basic model number indicating a double row angular contact ball bearing with 12mm bore, 32mm OD, and 14mm width. |
| E | Optimized internal design for enhanced load capacity and performance. |
| TN9 | Nylon cage, injection molded, providing reduced weight, lower friction, and superior performance at high speeds. |
2201 ETN9 Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The double row design provides increased rigidity and enables the bearing to support substantial radial dynamic loads (1917 lbf) effectively.
- High-Speed Performance: The lightweight TN9 nylon cage minimizes centrifugal forces, allowing for a high limiting speed of 30,000 rpm, making it suitable for high-speed applications.
- Precision & Stability: Manufactured with tight tolerances (bore: -0.008mm to 0) and high-quality chrome steel rings and balls, ensuring consistent performance and long service life.
- Ready-to-Use: The bearing comes pre-lubricated, facilitating easy installation and immediate operation without additional lubrication needs initially.
2201 ETN9 Bearing Typical Application Areas
The 2201 ETN9 is ideally suited for a variety of precision machinery and equipment, including:
- Electric Motors and Small Spindles
- Precision Instruments and Medical Devices
- Office Automation Equipment (e.g., printers, scanners)
- Pumps and Gearboxes requiring compact, high-speed bearings
