3306 A-2RS1TN9/MT33
Double Row Angular Contact Ball Bearings
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3306 A-2RS1TN9/MT33 Bearing Product Overview & Core Advantages
The 3306 A-2RS1TN9/MT33 is a double row angular contact ball bearing designed for applications requiring high precision and reliability. This sealed bearing excels at simultaneously handling combined loads, including radial loads and bidirectional axial loads, in a compact design. Its construction provides exceptional high rigidity and stable operation, making it ideal for demanding industrial environments where precision and durability are paramount.
3306 A-2RS1TN9/MT33 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Advantage |
|---|---|---|
| A | Contact angle of 30° | Optimized for axial load capacity |
| 2RS1 | Double-sided contact seals | Superior contamination protection |
| TN9 | Stainless steel cage, polymer reinforced | Enhanced high-speed performance and stability |
| MT33 | High-performance grease | Extended service life, reduced maintenance |
3306 A-2RS1TN9/MT33 Bearing Structural Features & Performance Benefits
High Rigidity & Load Capacity: The double row design provides superior stiffness and enables the bearing to handle significant combined loads (radial and bidirectional axial loads) effectively. With a radial dynamic load rating of 9562 lbf and static rating of 6750 lbf, it ensures reliable performance under demanding conditions.
High-Speed Performance: The TN9 stainless steel cage and optimized MT33 lubrication contribute to a high limiting speed of 6,300 rpm, making it suitable for high-speed applications.
Maintenance-Free Operation: Equipped with double-sided contact seals (2RS1) and pre-filled with high-performance MT33 grease, this bearing offers long-term, maintenance-free operation with excellent protection against contaminants.
Precision Engineering: Manufactured to P6 (ABEC-3) tolerance class with precise bearing dimensions (30mm bore, 72mm OD, 30.2mm width), it guarantees consistent performance in precision assemblies.
3306 A-2RS1TN9/MT33 Bearing Typical Application Areas
This precision bearing is widely used in:
- Machine tool spindles and precision machining centers
- Industrial pumps and compressor systems
- Precision instruments and measuring equipment
- Material handling equipment and conveyor systems
- Automation systems and robotics
