Bearing 3311 ZKL



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Product detailed description
Bearing 3311 ZKL: High-Performance Radial Ball Bearing
The bearing 3311 ZKL is a precision-engineered radial ball bearing designed to deliver reliable performance under various industrial and mechanical applications. Manufactured by ZKL, a renowned brand in the bearing industry, this model offers durability, high load capacity, and smooth operation, making it an excellent choice for heavy machinery, electric motors, gearboxes, and other rotating equipment.
This bearing features a single row deep groove design that allows it to support both radial and axial loads, ensuring versatility for different engineering needs. The "Z" suffix indicates the presence of a metal shield on one side, which provides protection against dust and contaminants while maintaining low friction and minimal maintenance requirements.
Key Features of Bearing 3311 ZKL
- Type: Single row deep groove ball bearing
- Shielding: Z (single metal shield)
- Manufacturer: ZKL
- High load capacity: Suitable for demanding mechanical applications
- Low friction: Ensures smooth rotation and energy efficiency
- Durability: Resistant to wear and suitable for prolonged use
Dimensions and Specifications
The bearing 3311 ZKL typically has the following precise dimensions:
- Inner diameter (bore): 55 mm
- Outer diameter: 120 mm
- Width: 29 mm
These dimensions make the 3311 ZKL bearing compatible with a wide range of industrial machinery and equipment that require reliable and robust bearing solutions.
Applications
The bearing 3311 ZKL is widely used in:
- Electric motors and generators
- Gearboxes and transmissions
- Industrial machinery and equipment
- Pumps and compressors
- Conveyor systems
Its robust design and protective shielding make it especially suitable for environments where dust and contaminants are present, ensuring long operational life and reduced maintenance costs.
Choose the bearing 3311 ZKL for dependable performance and enhanced equipment reliability, backed by ZKL’s commitment to quality and precision engineering.

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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.