Bearing 4003 ZKL



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Product detailed description
Bearing 4003 ZKL
The 4003 ZKL is a high-quality bearing designed for a wide range of industrial and mechanical applications. Manufactured by ZKL, a trusted name in the bearing industry, this bearing ensures reliable performance, durability, and precision in operation.
This particular model, 4003 ZKL, is known for its robust construction and ability to handle moderate radial and axial loads. It is widely used in electric motors, pumps, gearboxes, and various machinery components where smooth rotational movement is essential.
Key features of the 4003 ZKL include:
- High-quality steel construction for enhanced durability and resistance to wear
- Precision engineering to minimize friction and reduce operating temperature
- Sealed or shielded options to protect against contaminants and extend service life
- Compatibility with a variety of lubrication types to suit different operating environments
The 4003 ZKL follows standard bearing dimensions according to international norms, making it suitable for direct replacement in many mechanical assemblies. While specific dimensions for this bearing model are not commonly listed in standard catalogs, customers can rely on ZKL’s rigorous quality standards to ensure proper fit and function.
Whether you are maintaining industrial machinery or designing new equipment, the 4003 ZKL offers dependable performance and long-lasting service. Its balance of quality, precision, and affordability makes it an excellent choice for professionals seeking trustworthy bearing solutions.

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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.