2204 ETN9/W64F
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/W64F Bearing Product Overview & Core Advantages
The 2204 ETN9/W64F 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, enabling it to accommodate combined loads (radial and axial) efficiently. Its compact bearing dimensions (20mm bore, 47mm OD, 18mm width) and robust construction provide high rigidity and stable performance in demanding operational environments.
2204 ETN9/W64F Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning |
|---|---|
| E | Optimized internal design for enhanced load capacity |
| TN9 | Nylon cage, glass fiber reinforced, suitable for high-speed operation |
| W64 | Lubricated with specific grease for wide temperature range |
2204 ETN9/W64F Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The double row ball construction provides superior high rigidity and enables the bearing to handle significant combined loads and moment loads effectively.
High-Speed Performance: The TN9 nylon cage ensures stable operation at high rotational speeds, contributing to the bearing's limiting speed of 20,000 rpm.
Optimized Internal Clearance: Standard CN radial internal clearance ensures optimal performance under normal operating conditions and temperatures.
Wide Temperature Range: The W64 lubrication and chrome steel construction allow reliable operation within a temperature range of -30°C to 110°C.
2204 ETN9/W64F Bearing Typical Application Areas
This double row angular contact ball bearing is ideally suited for:
- Machine tool spindles and precision machining equipment
- High-speed motors and precision gearboxes
- Industrial pumps and compressors
- Precision instruments and medical equipment
- Automation systems and robotics
