61912
618 & 619 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
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61912 Bearing Product Overview & Core Advantages
The 61912 is a single row deep groove ball bearing designed for exceptional performance in demanding applications. Engineered with precision P6 tolerance and manufactured from high-grade chrome steel, this bearing delivers reliable operation and long service life. Its open design allows for versatile lubrication options, while its optimized geometry ensures high running accuracy and quiet operation. The 61912 bearing is characterized by its ability to handle primarily radial loads efficiently, making it an ideal choice for applications requiring high rotational accuracy and smooth operation.
61912 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 61912 | Standard designation for a single row deep groove ball bearing with a 60mm bore, 85mm OD, and 13mm width. |
| Open (Seal Type) | No integral seals or shields, allowing for high-speed operation and custom lubrication regimes. |
| P6 (Tolerance Class) | Superior dimensional and running accuracy compared to standard bearings, reducing vibration and noise. |
| CN (Radial Internal Clearance) | Normal radial internal clearance, suitable for most common operating conditions and fits. |
61912 Bearing Structural Features & Performance Benefits
The performance of the 61912 ball bearing is a direct result of its robust construction:
- High Precision & Low Noise: The P6 tolerance class ensures tight dimensional control, leading to superior running accuracy and significantly reduced vibration and noise levels, which is critical for sensitive machinery.
- Optimized Load Capacity: With a dynamic load rating of 3709 lbf and a static load rating of 2698 lbf, this bearing is engineered to handle substantial radial loads, providing reliable support in various applications.
- High-Speed Capability: The use of a stainless steel cage and the open design contribute to a high limiting speed of 10,000 rpm, making it suitable for demanding high-velocity operations.
- Durability and Corrosion Resistance: Components made from chrome steel offer excellent wear resistance and durability, while the stainless steel cage provides enhanced corrosion resistance, extending the bearing's operational lifespan.
61912 Bearing Typical Application Areas
The 61912 metric bearing is versatile and finds use in a wide range of industries and equipment, including:
- Electric Motors and Generators: For supporting shafts and ensuring smooth, efficient rotation.
- Precision Machine Tools: Spindles and guide rollers where high accuracy and low runout are paramount.
- Pumps and Compressors: Handling radial loads in fluid and air movement systems.
- Material Handling Equipment: Conveyor rollers and pulley systems requiring reliable and durable bearing solutions.
- Agricultural and Automotive Auxiliary Machinery: Applications demanding robust performance under varying load conditions.
