1212 ETN9
1200 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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1212 ETN9 Bearing Product Overview & Core Advantages
The 1212 ETN9 is a metric double row angular contact ball bearing engineered for high-performance applications requiring superior rigidity and combination load capacity. Its compact bearing dimensions (60mm bore, 110mm OD, 22mm width) provide space-efficient solutions while delivering reliable operation. Featuring an open design with a nylon cage (ETN9) and factory-applied lubrication, this precision bearing offers excellent high-speed capabilities and stable performance across a wide temperature range (-30° to 110°C).
1212 ETN9 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 1212 | Basic bearing designation indicating metric dimensions |
| E | Optimized internal design for enhanced load capacity |
| TN9 | Glass fiber reinforced nylon cage, suitable for high-speed operation |
1212 ETN9 Bearing Structural Features & Performance Benefits
High Rigidity Design: The double row construction provides exceptional stiffness, making it ideal for applications requiring minimal deflection under combination loads.
Superior Load Capacity: With a dynamic load rating of 7020 lbf and static load rating of 2745 lbf, this bearing effectively handles both radial and axial loads simultaneously.
High-Speed Performance: The ETN9 nylon cage ensures smooth operation at limiting speeds up to 8,000 rpm, reducing friction and heat generation.
Precision Engineering: Manufactured from chrome steel with tight dimensional tolerances, ensuring consistent performance in precision applications.
1212 ETN9 Bearing Typical Application Areas
- Machine tool spindles and precision machining equipment
- Industrial pumps and compressor systems
- Material handling equipment and conveyor systems
- Electric motors and gearboxes
- Precision instruments and medical equipment
