312M
200, 300 & 6400 Series Industrial Single Row Deep Groove Ball Bearings
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Performance
Materials
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312M Bearing Product Overview & Core Advantages
The 312M metric ball bearing is a single row deep groove ball bearing engineered for superior performance in radial load applications. Characterized by its open design and manufactured to ABEC 1 | ISO P0 precision tolerances, this bearing offers a robust solution for general industrial use. Its high radial dynamic load capacity of 20,525 lbf and static load capacity of 17,535 lbf ensure reliable operation under significant stress. The bearing's construction from high-grade chrome steel for all critical components (rings, balls, and cage) guarantees durability and consistent performance across a wide temperature range from -30°C to 120°C.
312M Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| 312 | Standard bore diameter series designation, indicating a 60mm bore. |
| M | Signifies the use of brass (machined) cage construction, offering enhanced strength and stability at moderate to high speeds. |
Note: The absence of suffix codes indicates an open (unsealed) bearing with standard CN radial internal clearance and no pre-applied lubrication.
312M Bearing Structural Features & Performance Benefits
- Optimized Radial Load Capacity: The deep groove raceway and single row design are precision-engineered to efficiently handle high radial loads, making it a fundamental component for shaft support.
- High-Speed Capability: The inclusion of a robust machined brass cage (M) ensures excellent guidance of the balls, reducing friction and enabling stable operation up to the limiting speed of 6,000 rpm.
- Precision and Consistency: Manufactured to ABEC 1 | ISO P0 tolerance class, this bearing provides reliable running accuracy, minimizing vibration and noise for smooth operation.
- Versatile Application Range: The open design allows for custom lubrication schemes, while the CN radial internal clearance is suited for most common operating conditions.
312M Bearing Typical Application Areas
The 312M bearing is ideally suited for a wide array of industrial machinery and equipment requiring reliable radial support, including:
- Electric Motors and Generators
- Gearboxes and Power Transmission Systems
- Industrial Pumps and Fans
- Material Handling Conveyors
- Agricultural Machinery
