Bearing NJ 319 ZKL



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Product detailed description
Bearing NJ 319 ZKL
The NJ 319 ZKL is a high-quality cylindrical roller bearing designed to provide excellent radial load capacity and durability for various industrial applications. Manufactured by ZKL, a trusted name in the bearing industry, this bearing is engineered to ensure optimal performance, reliability, and long service life.
This particular model, NJ 319, belongs to the NJ series of cylindrical roller bearings which feature a rib on the inner ring and two ribs on the outer ring. This design allows the bearing to accommodate heavy radial loads while enabling limited axial displacement in both directions, making it suitable for applications where shaft expansion or contraction occurs.
- Type: Cylindrical roller bearing
- Designation: NJ 319 ZKL
- Manufacturer: ZKL
The standard dimensions for the NJ 319 bearing are 95 mm inner diameter, 180 mm outer diameter, and 43 mm width, aligning with international bearing standards. These dimensions make it compatible with a wide range of machinery and equipment, ensuring easy replacement and integration.
Key features of the NJ 319 ZKL include:
- High radial load capacity due to cylindrical rollers
- Durable construction for extended operational life
- Ability to accommodate axial displacement in both directions
- Precision manufacturing for smooth and efficient operation
- Suitable for high-speed applications within specified limits
Common applications for the NJ 319 ZKL bearing include electric motors, gearboxes, pumps, machine tools, and heavy-duty industrial machinery. Its robust design ensures stable performance under demanding conditions, reducing maintenance intervals and downtime.
Choose the NJ 319 ZKL for a reliable, high-performance bearing solution that meets international quality standards and supports your equipment’s operational efficiency.

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ZKL Bearings and Transmission Technology Manufacturer
ZKL is a renowned manufacturer specializing in the production of high-quality bearings and advanced transmission technology solutions. With a rich history and commitment to innovation, ZKL has established itself as a key player in the global bearing industry.
Company History
Founded in 1947, ZKL has grown from a small manufacturer into one of the leading European producers of rolling bearings. Over the decades, the company has continuously invested in modern production technologies and research & development to maintain its competitive edge and deliver superior products to various industries worldwide.
Product Range
ZKL offers a comprehensive range of bearing products and transmission components designed for durability, precision, and high performance:
- Deep Groove Ball Bearings – versatile bearings suitable for various applications.
- Roller Bearings – including cylindrical roller bearings and spherical roller bearings for heavy load capacity.
- Needle Roller Bearings – optimized for space-constrained applications requiring high load capacity.
- Special Bearings and Customized Solutions – tailored bearings designed to meet unique industry requirements.
- Transmission Components – precision parts used in a variety of mechanical transmission systems.
Main Focus and Technologies
ZKL focuses on delivering reliable and innovative bearing solutions that cater to demanding operational conditions. The company emphasizes:
- Material excellence and cutting-edge manufacturing processes to ensure product longevity.
- Advanced heat treatment and sealing technologies for enhanced bearing performance.
- Customization and flexibility to accommodate specific customer needs across different sectors.
Application Areas
ZKL bearings and transmission products are widely used in a diverse range of industries, including:
- Automotive and transportation
- Industrial machinery and equipment
- Energy sector, including wind turbines and power plants
- Engineering and manufacturing processes
- Railway and aerospace technologies
Company Headquarters
ZKL is headquartered in Plzeň, Czech Republic. From this strategic location, the company serves a broad international market, combining traditional European manufacturing quality with modern technological standards to meet the evolving needs of its customers.