4202 ATN9
Double Row Deep Groove Ball Bearings
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Materials
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4202 ATN9 Bearing Product Overview & Core Advantages
The 4202 ATN9 is a metric double row angular contact ball bearing engineered for applications demanding high rigidity and reliable performance under combined loads. Its double row design enables it to support significant radial loads and bidirectional axial loads simultaneously, making it an ideal, compact solution for high-precision machinery. Manufactured with a Nylon cage (TN9), this bearing is optimized for high-speed operation, offering smooth rotation and enhanced operational stability. The open seal design allows for versatile lubrication options, catering to specific application requirements.
4202 ATN9 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning |
|---|---|
| A | Designates a specific internal design and contact angle optimized for combined loads. |
| TN9 | Indicates a glass fiber reinforced Nylon 66 cage. This lightweight cage contributes to lower friction, lower operating temperatures, and is ideal for high-speed applications. |
4202 ATN9 Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The double row angular contact construction provides superior stiffness and enables the bearing to handle substantial combined radial and axial loads from both directions, ensuring stable shaft support.
- Optimized High-Speed Performance: The lightweight and robust Nylon TN9 cage minimizes centrifugal forces, reduces friction, and allows for a limiting speed of 32,000 rpm, making it suitable for demanding rotational applications.
- Precision & Reliability: Manufactured to ABEC-1 tolerance class with a standard C0 radial internal clearance, this bearing ensures consistent performance, low noise, and smooth operation in precision assemblies.
- Material Quality: Components made from high-grade Chrome Steel offer excellent durability, wear resistance, and a long operational lifespan under standard temperature conditions.
4202 ATN9 Bearing Typical Application Areas
- Electric Motor Spindles
- Precision Gearboxes
- Industrial Pumps and Compressors
- Material Handling Equipment
- Agricultural Machinery