Bearing 6221 ZKL



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Product detailed description
Bearing 6221 ZKL: High-Quality Performance and Durability
The bearing 6221 ZKL is a precision-engineered component designed to deliver reliable performance in various industrial and mechanical applications. Manufactured by ZKL, a renowned brand in the bearing industry, this model ensures exceptional durability, smooth operation, and long service life.
This bearing 6221 ZKL is a deep groove ball bearing, ideal for handling both radial and axial loads with minimal friction. It’s widely used in electric motors, gearboxes, pumps, and other machinery where consistent rotation and reduced wear are critical.
Key Features of Bearing 6221 ZKL
- Robust construction: Made from high-grade steel to withstand heavy loads and harsh operating conditions.
- Shielded design ("Z"): Equipped with a metal shield on one side to protect against dust and contaminants while retaining lubricant inside.
- Dimensions: The bearing 6221 ZKL has a bore diameter of 105 mm, an outer diameter of 180 mm, and a width of 28 mm, ensuring compatibility with a wide range of machinery.
- Low maintenance: The shielded design reduces the need for frequent lubrication and maintenance, enhancing operational efficiency.
- High precision: Manufactured to tight tolerances to ensure smooth rotation and minimal vibration.
Applications of Bearing 6221 ZKL
The bearing 6221 ZKL is widely used in various industries, including automotive, manufacturing, agriculture, and heavy machinery. It is particularly suited for:
- Electric motors and generators
- Industrial gearboxes
- Pumps and compressors
- Material handling equipment
- Conveyor systems
Choosing the bearing 6221 ZKL ensures you get a reliable solution that enhances machine performance, reduces downtime, and extends equipment lifespan. Trust ZKL’s quality standards for your most demanding applications.

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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.