2204ETN
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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2204ETN Bearing Product Overview & Core Advantages
The 2204ETN is a double row angular contact ball bearing designed for applications requiring high precision and reliability. This sealed bearing excels in handling combined loads, simultaneously supporting significant radial loads and bidirectional axial loads. Its compact design, featuring a 20mm bore and 47mm outside diameter, offers a space-saving solution. Manufactured with chrome steel rings and balls, and a nylon cage, it delivers high rigidity and stable performance, making it ideal for demanding industrial environments.
2204ETN Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning |
|---|---|
| E | Optimized internal design for enhanced load capacity and performance. |
| TN | Nylon (polyamide) cage, which contributes to high-speed performance, reduced friction, and quieter operation. |
2204ETN Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The double row ball construction provides superior rigidity and enables the bearing to handle substantial combined loads (radial and bidirectional axial loads) effectively.
- High-Speed Performance: The lightweight TN nylon cage is engineered for high-speed applications, reducing centrifugal forces and allowing for a limiting speed of 10,000 rpm.
- Sealed & Lubricated for Life: As a sealed bearing pre-lubricated with high-quality grease, it offers protection against contamination and is designed for maintenance-free operation within its specified temperature range (-30° to 110 °C).
- Precision Dimensions: Manufactured with tight dimensional tolerances (e.g., bore diameter: -0.01mm to 0) and a standard CN radial internal clearance, ensuring consistent and precise performance in precision applications.
2204ETN Bearing Typical Application Areas
- Electric Motors and Generators
- Industrial Gearboxes
- Pumps and Compressors
- Material Handling Equipment
- Precision Agricultural Machinery