3302 ATN9
Double Row Angular Contact Ball Bearings
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Main Dimensions
Performance
Materials
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3302 ATN9 Bearing Product Overview & Core Advantages
The 3302 ATN9 is a double row angular contact ball bearing designed for applications requiring high precision and high rigidity. Engineered to simultaneously handle significant combined loads (radial and axial loads in both directions), this bearing features an open design optimized for high-speed operation. Its compact dimensions and P6 (ABEC-3) tolerance class make it an ideal solution for demanding machinery where accuracy and reliability are paramount.
3302 ATN9 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Significance |
|---|---|---|
| 3302 | Basic bearing designation | Defines the standard bearing dimensions (15mm bore, 42mm OD, 19mm width) |
| A | Contact angle designation | Optimized for high axial load capacity |
| TN9 | Nylon cage, glass fiber reinforced | Enables high-speed performance with reduced friction and weight |
3302 ATN9 Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The double row design provides superior radial and axial stiffness, enabling stable operation under heavy combined loads. With a dynamic load rating of 3398 lbf and static load rating of 2092 lbf, this bearing delivers exceptional load-bearing performance.
High-Speed Capability: The TN9 nylon cage contributes to excellent high-speed performance, allowing operation up to 16,000 rpm. The lightweight cage design minimizes centrifugal forces and ensures smooth rotation at elevated speeds.
Precision Engineering: Manufactured to P6 (ABEC-3) tolerance class with precise dimensional control, this bearing ensures consistent performance in precision applications. The optimized contact angle and raceway geometry provide superior running accuracy.
3302 ATN9 Bearing Typical Application Areas
The 3302 ATN9 double row angular contact ball bearing is widely used in:
- Machine tool spindles requiring high precision and rigidity
- High-speed pumps and compressors demanding reliable performance
- Precision industrial machinery with space constraints
- Automation equipment requiring accurate positioning
- Medical equipment where reliability and precision are critical
