2204 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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2204 ETN9 Bearing Product Overview & Core Advantages
The 2204 ETN9 is a double row angular contact ball bearing designed for applications requiring high precision and reliability. This precision bearing features an open design and is pre-lubricated for immediate operation. Its double row construction provides superior high rigidity and enables it to handle significant combined loads, including radial forces and moderate axial loads in both directions. With compact bearing dimensions (20mm bore × 47mm OD × 18mm width), it offers space-saving solutions while maintaining excellent performance characteristics.
2204 ETN9 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 2204 | Basic bearing designation indicating size series and bore diameter |
| E | Optimized internal design for enhanced load capacity and performance |
| TN9 | Nylon cage, glass fiber reinforced, suitable for high-speed applications |
2204 ETN9 Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The double row angular contact design provides exceptional stiffness, making it ideal for applications requiring minimal deflection. With a radial dynamic load rating of 3780 lbf and radial static load rating of 934 lbf, this bearing effectively handles combined loads in demanding operating conditions.
High-Speed Performance: The TN9 nylon cage ensures smooth operation at elevated speeds, contributing to the bearing's limiting speed of 20,000 rpm. This makes it an excellent choice for high-speed applications where rotational accuracy is critical.
Precision Engineering: Manufactured with chrome steel rings and balls, the bearing offers consistent performance and long service life. The precise bearing dimensions and tight tolerances ensure reliable operation in precision machinery.
Temperature & Environmental Compatibility: Operating within a temperature range of -30°C to 110°C, this bearing is suitable for various industrial environments. It is ROHS and REACH compliant, meeting current environmental regulations.
2204 ETN9 Bearing Typical Application Areas
- Machine tool spindles and precision machining equipment
- High-speed motors and precision gearboxes
- Industrial pumps and compressor systems
- Precision instruments and measuring equipment
- Automation systems and robotics applications
- Medical equipment requiring high precision and reliability
