Bearing NU 207 ZKL



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Product detailed description
Bearing NU 207 ZKL
The NU 207 ZKL is a high-quality cylindrical roller bearing designed for demanding industrial applications. Manufactured by ZKL, a renowned producer of reliable and durable bearings, this product ensures excellent performance under heavy radial loads and high-speed conditions.
This bearing features a robust design that allows for axial displacement of the shaft relative to the housing, making it ideal for applications where thermal expansion or shaft misalignment occurs. The NU 207 designation indicates a single-row cylindrical roller bearing without an inner ring flange, facilitating smooth rotation and reduced friction.
The NU 207 ZKL is commonly used in electric motors, gearboxes, machine tools, and various heavy machinery where enhanced load capacity and operational reliability are essential.
Key Features and Benefits
- High radial load capacity due to cylindrical roller design
- Allows axial displacement for thermal expansion compensation
- Precision manufacturing for long service life and reliability
- Low friction and heat generation, supporting high-speed operation
- Compatible with standard housings and shafts for easy integration
Dimensions
The standard dimensions for the NU 207 ZKL bearing are as follows:
- Inner Diameter (d): 35 mm
- Outer Diameter (D): 72 mm
- Width (B): 17 mm
These dimensions conform to international standards for cylindrical roller bearings, ensuring compatibility with a wide range of machinery components.
Applications
The versatile design of the NU 207 ZKL makes it suitable for various industrial uses, including:
- Electric motors and generators
- Industrial gearboxes and transmissions
- Machine tool spindles and shafts
- Pumps and compressors
- Conveyor systems and heavy-duty machinery
Choosing the NU 207 ZKL bearing guarantees a balance of durability, performance, and cost-effectiveness for your mechanical systems.

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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.