Bearing NJ 320 ZKL



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Product detailed description
Bearing NJ 320 ZKL – High-Quality Cylindrical Roller Bearing
The NJ 320 ZKL is a premium cylindrical roller bearing designed to provide reliable performance and durability in various industrial applications. Manufactured by ZKL, a renowned producer of bearings, this component ensures optimal load capacity and smooth operation, making it ideal for heavy-duty machinery and equipment.
This bearing features a robust construction that supports radial loads efficiently while accommodating axial displacement in one direction. The "NJ" series bearings are known for their high radial load capacity and are commonly used in electric motors, gearboxes, machine tools, and other mechanical systems requiring dependable rotational support.
Key Features of NJ 320 ZKL
- High radial load capacity for heavy-duty applications
- Designed to accommodate axial displacement in one direction
- Durable cylindrical roller design for enhanced service life
- Precision manufacturing for smooth and quiet operation
- Reliable product from the trusted ZKL brand
Technical Specifications
The NJ 320 ZKL is part of the standard NJ series cylindrical roller bearings. According to international bearing standards, the dimensions for the NJ 320 model are:
- Inner Diameter (d): 160 mm
- Outer Diameter (D): 280 mm
- Width (B): 46 mm
These dimensions allow for compatibility with a wide range of industrial equipment, ensuring easy installation and replacement. The bearing’s design supports high-speed operation while maintaining stability under heavy loads.
Applications
The NJ 320 ZKL is widely used in various sectors, including:
- Electric motors and generators
- Gearboxes and transmissions
- Machine tools and heavy machinery
- Conveyors and material handling equipment
- Pumps and compressors
Its robust design and reliable performance make it a preferred choice for engineers and maintenance professionals seeking long-lasting bearing solutions.
Choose the NJ 320 ZKL for your industrial needs to ensure optimal machine performance and reduce downtime caused by bearing failures.

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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.