3310 ATN9
Double Row Angular Contact Ball Bearings
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3310 ATN9 Bearing Product Overview & Core Advantages
The 3310 ATN9 is a double row angular contact ball bearing designed for applications requiring high precision and reliability. This precision bearing excels at simultaneously handling combined radial and axial loads from both directions. Its compact double-row design provides exceptional high rigidity, making it ideal for demanding applications. Manufactured to P6 (ABEC-3) tolerance class with a nylon cage, it delivers superior performance in high-speed operations while maintaining dimensional stability.
3310 ATN9 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning |
|---|---|
| A | 30° contact angle design |
| TN9 | Nylon cage, polymer material for reduced weight and superior high-speed performance |
3310 ATN9 Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The double row construction provides enhanced stiffness and enables the bearing to handle significant combined loads – both radial and bidirectional axial loads simultaneously. The optimized internal geometry ensures stable operation under varying load conditions.
High-Speed Performance: The TN9 nylon cage contributes to excellent high-speed capabilities with reduced friction and lower centrifugal forces. The lightweight polymer cage allows for higher limiting speeds while maintaining dimensional stability at elevated rotational speeds.
Precision Engineering: Manufactured to P6 tolerance class (equivalent to ABEC-3), this bearing ensures precise running accuracy and minimal vibration. The chrome steel construction provides excellent wear resistance and long service life in demanding applications.
3310 ATN9 Bearing Typical Application Areas
- Machine tool spindles and precision machining equipment
- Industrial pumps and compressor systems
- Material handling equipment and conveyor systems
- Precision instruments and measuring devices
- Electric motors requiring high-speed operation
- Agricultural machinery and automotive applications
