3210 A-2ZTN9/MT33
Double Row Angular Contact Ball Bearings
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3210 A-2ZTN9/MT33 Bearing Product Overview & Core Advantages
The 3210 A-2ZTN9/MT33 is a double row angular contact ball bearing engineered for applications requiring high precision and reliability. This precision bearing is designed to accommodate combined loads—simultaneously handling significant radial loads and bidirectional axial loads. Its compact design and high rigidity make it an ideal solution for space-constrained, high-performance machinery. The bearing comes pre-lubricated and shielded, offering long service life with minimal maintenance.
3210 A-2ZTN9/MT33 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Advantage |
|---|---|---|
| A | Optimized internal design | Enhanced load capacity and operational stability |
| 2Z | Shielded on both sides | Effective contamination protection, maintenance-free operation |
| TN9 | Polyamide (nylon) cage, glass fiber reinforced | Reduced friction, suitable for high-speed applications |
| MT33 | High-performance lithium soap complex grease | Extended relubrication intervals, stable performance across a wide temperature range |
3210 A-2ZTN9/MT33 Bearing Structural Features & Performance Benefits
High Rigidity: The double row design provides superior radial and axial stiffness, ensuring stable shaft support under demanding operating conditions and minimizing deflection.
Load Capacity: Engineered to handle combined loads efficiently, this bearing supports substantial radial forces alongside bidirectional axial loads, making it versatile for complex load scenarios.
High-Speed Performance: The TN9 polymer cage contributes to lower rotating mass and reduced friction, enabling higher limiting speeds. Combined with optimized MT33 lubrication, it ensures reliable operation at up to 7,000 rpm.
Maintenance-Free Operation: With 2Z shields on both sides and factory-filled high-performance grease, the bearing is protected from contaminants and is lubricated for life in many applications, reducing total cost of ownership.
3210 A-2ZTN9/MT33 Bearing Typical Application Areas
- Machine Tool Spindles: For high-precision machining centers requiring rigidity and accuracy.
- Industrial Pumps & Compressors: Handling combined radial and axial loads in fluid movement systems.
- Precision Instrumentation: Used in measuring devices and scientific equipment demanding smooth, reliable rotation.
- Electric Motors & Gearboxes: Providing robust support in power transmission systems.
