Product Overview: The NA 6912 Needle Roller Bearing
The NA 6912 is a high-capacity machined ring needle roller bearing designed for demanding industrial applications. With key dimensions of 60mm bore diameter, 85mm outer diameter, and 32mm width, this bearing offers exceptional radial load-carrying capability within a compact design. As part of our NA Series, it includes an inner ring, making it suitable for applications where the shaft cannot be hardened and ground. The robust construction ensures reliable performance under heavy loads and high rotational speeds.
As a premier supplier of industrial components, we provide top-quality Needle Roller Bearings that meet stringent industry standards. The NA 6912's design, featuring a cage to guide the rollers, minimizes friction and heat generation, contributing to a longer service life and enhanced operational efficiency. It is an ideal solution for engineers and maintenance professionals seeking a durable and space-saving bearing for their machinery.
Key Features of the NA 6912 Bearing
- High Radial Load Capacity: Engineered with a full complement of rollers to support heavy radial loads.
- Compact and Space-Saving: The low cross-sectional height makes it ideal for applications with limited radial space.
- Includes Inner Ring: Allows for use on shafts that are not hardened, providing greater application flexibility.
- Machined Outer Ring: Offers high rigidity and strength, suitable for heavy-duty operating conditions.
- Cage-Guided Rollers: Ensures accurate roller guidance, enabling higher speed capabilities and reducing friction.
- Precision Engineering: Manufactured to precise tolerances for optimal performance and interchangeability.
Common Applications of NA 6912 Bearings
- Industrial Gearboxes: Provides robust support for gears and shafts, handling the high torque and loads.
- Automotive Transmissions: Used in transmission systems for its compact size and ability to handle demanding conditions.
- Pumps and Compressors: Ensures reliable operation of rotating components in various types of pumps and compressors.
- Construction Machinery: Ideal for pivot points and linkages in heavy equipment like excavators and cranes.
- Machine Tools: Supports spindles and rotating shafts in lathes, milling machines, and other precision equipment.
- Printing Presses: Used in rollers and cylinders where high load capacity and precision are essential.
- Two-Stroke Engines: Commonly found in connecting rods and crankshafts due to its compact and high-strength design.
Benefits of Using the NA 6912 Bearing
- Enhanced Equipment Reliability: The robust design reduces the risk of premature failure, minimizing downtime.
- Extended Service Life: High-quality materials and precision manufacturing contribute to a long operational lifespan.
- Improved Performance: Low friction and high rigidity lead to smoother and more efficient machinery operation.
- Space Efficiency: Allows for more compact machine designs without compromising on load capacity.
- Versatile Installation: The presence of an inner ring simplifies installation on various shaft materials.
- Cost-Effective Solution: Offers a durable and reliable performance that reduces long-term maintenance and replacement costs.
