6311/W64
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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6311/W64 Bearing Product Overview & Core Advantages
The 6311/W64 is a single row deep groove ball bearing designed for exceptional performance in demanding applications. Engineered with Soild Oil lubrication technology, this bearing offers maintenance-free operation throughout its service life. Its open design combined with solid lubricant provides excellent contamination resistance while maintaining high radial load capacity. Manufactured to ABEC 1 | ISO P0 tolerance standards, it delivers reliable precision for industrial machinery requiring consistent performance under moderate to high speeds.
6311/W64 Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Performance Benefit |
|---|---|---|
| W64 | Solid Oil lubrication system | Provides maintenance-free operation and excellent contamination resistance throughout bearing life |
| Open | No physical seals or shields | Allows for higher speed capability while Solid Oil prevents contamination ingress |
6311/W64 Bearing Structural Features & Performance Benefits
Deep Groove Raceway Design: Optimized geometry enables efficient handling of radial loads while accommodating moderate axial loads in both directions, making it versatile for various mounting configurations.
Solid Oil Technology: The bearing is pre-lubricated with a polymer matrix saturated with oil, providing continuous lubrication without maintenance. This technology offers superior contamination resistance compared to traditional grease lubrication.
Precision Manufacturing: Manufactured to ABEC 1 | ISO P0 tolerance standards with CN clearance, ensuring consistent performance and reliable operation in industrial applications.
High-Quality Materials: Constructed from chrome steel for rings, balls, and cage, providing excellent durability and wear resistance under demanding operating conditions.
6311/W64 Bearing Typical Application Areas
- Electric Motors - Main and auxiliary motor bearings requiring maintenance-free operation
- Industrial Gearboxes - Power transmission systems where contamination resistance is critical
- Material Handling Equipment - Conveyor systems and pulley assemblies
- Agricultural Machinery - Equipment operating in dusty or contaminated environments
- Ventilation Systems - Fans and blowers requiring long-term lubrication reliability
- Industrial Pumps - Applications where oil leakage cannot be tolerated
