Bearing NJ 2309 ZKL



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Product detailed description
Bearing NJ 2309 ZKL
The NJ 2309 ZKL is a high-quality cylindrical roller bearing designed for robust performance and durability in various industrial applications. Manufactured by ZKL, a trusted name in the bearing industry, this bearing ensures reliable operation under heavy radial loads and moderate axial loads.
This particular model, NJ 2309, belongs to the NJ series, characterized by their ability to accommodate axial displacement in one direction while supporting high radial loads. The precision engineering and quality materials used in the NJ 2309 ZKL guarantee long service life and reduced maintenance needs.
Key features of the NJ 2309 ZKL include:
- Type: Cylindrical roller bearing with a single outer ring flange and two inner ring flanges
- Radial load capacity: Excellent, suitable for heavy-duty applications
- Axial displacement: Can accommodate axial displacement in one direction
- Sealing: Typically open bearing design (ZKL offers variants with seals or shields as needed)
- Material: High-grade bearing steel for enhanced durability and performance
Dimensions of the NJ 2309 ZKL according to international bearing standards are:
- Inner diameter (d): 45 mm
- Outer diameter (D): 100 mm
- Width (B): 25 mm
These dimensions make the NJ 2309 ZKL suitable for a wide range of machinery including electric motors, gearboxes, industrial fans, and heavy equipment. Its robust construction allows it to operate efficiently at high speeds and under challenging conditions.
Choosing the NJ 2309 ZKL ensures you receive a bearing that combines ZKL’s reliable manufacturing standards with the performance needed to maximize uptime and operational efficiency. Whether for replacement or new equipment, this bearing is an excellent choice for professional applications requiring durability and precision.

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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.