Bearing 6311 N ZKL



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Product detailed description
Bearing 6311 N ZKL is a high-quality deep groove ball bearing designed for a wide range of industrial applications. Manufactured by ZKL, this bearing offers exceptional durability and reliable performance, making it an ideal choice for various mechanical systems including electric motors, gearboxes, and automotive components. The 6311 N ZKL bearing is engineered to provide smooth rotation, reduce friction, and withstand radial and axial loads efficiently.
Key Features of Bearing 6311 N ZKL
- Type: Deep groove ball bearing
- Manufacturer: ZKL
- Sealing: Open bearing (no seals or shields)
- Material: High-grade bearing steel for enhanced strength and wear resistance
- Precision: Manufactured to meet international standards ensuring consistent performance
Dimensions and Specifications
- Inner Diameter (d): 55 mm
- Outer Diameter (D): 120 mm
- Width (B): 29 mm
The bearing 6311 N ZKL is designed with a robust construction that allows it to operate at high speeds while maintaining minimal noise and vibration. It is suitable for both radial and axial loads, making it versatile for many mechanical designs. Thanks to its open design, it is often used in applications where the bearing requires regular lubrication and maintenance.
Applications of Bearing 6311 N ZKL
This bearing is commonly utilized in:
- Electric motors and generators
- Pumps and compressors
- Conveyors and material handling equipment
- Machine tools and industrial gearboxes
- Automotive and agricultural machinery
Choosing bearing 6311 N ZKL ensures reliable operation and extended service life in demanding environments. Whether you require a replacement bearing or are designing a new system, this ZKL bearing delivers the performance and quality needed for optimal efficiency.

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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.