Bearing NU 306 ZKL



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Product detailed description
Bearing NU 306 ZKL: High-Performance Cylindrical Roller Bearing
Bearing NU 306 ZKL is a precision-engineered cylindrical roller bearing designed to deliver exceptional performance and durability in various industrial applications. Manufactured by ZKL, a renowned brand known for its quality and reliability, this bearing is ideal for heavy radial loads and operates efficiently under moderate to high speeds.
This particular model, NU 306 ZKL, features an open design without seals or shields, allowing for easy inspection, lubrication, and maintenance. It is perfectly suited for applications where axial displacement is expected, thanks to its two flanges on the outer ring and a flange-free inner ring that permits axial movement of the shaft relative to the housing.
Key Features and Benefits
- Type: Cylindrical roller bearing, NU type
- Load Capacity: Optimized for heavy radial loads
- Design: Open bearing design for easy lubrication and inspection
- Axial Displacement Accommodation: Allows the shaft to move axially in relation to the housing
- Durability: High-quality materials and precision manufacturing ensure long service life
- Operating Speed: Suitable for moderate to high-speed applications
Dimensions of Bearing NU 306 ZKL
- Inner Diameter (d): 30 mm
- Outer Diameter (D): 72 mm
- Width (B): 19 mm
These dimensions make the NU 306 ZKL bearing a perfect fit for a variety of machinery and equipment, including electric motors, gearboxes, and industrial drives.
Applications
Bearing NU 306 ZKL is widely used in industries such as automotive, manufacturing, construction, and energy. Its robustness and ability to handle heavy radial loads make it suitable for:
- Heavy machinery and equipment
- Industrial gearboxes
- Electric motors and generators
- Pumps and compressors
- Material handling equipment
Choosing the NU 306 ZKL bearing ensures reliable operation, reduced downtime, and cost-effective maintenance, making it a trusted component for demanding industrial environments.

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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.