Bearing 31309 ZKL



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Product detailed description
Bearing 31309 ZKL
The 31309 ZKL is a high-quality spherical roller bearing designed for heavy-duty applications where reliability and durability are paramount. Manufactured by ZKL, a renowned producer of precision bearings, this product offers excellent performance under extreme conditions, making it a popular choice for various industrial machinery and equipment.
This bearing type is known for its ability to accommodate heavy radial loads and moderate axial loads in both directions, thanks to its spherical roller design. The 31309 ZKL is engineered to reduce friction and wear, ensuring smooth operation and extending the service life of your machinery.
Key features of the 31309 ZKL include:
- Robust spherical roller construction for superior load handling
- High-quality steel materials for enhanced durability
- Precision manufacturing ensuring low noise and vibration levels
- Sealed or shielded variants available to protect against contamination
- Suitable for use in various industrial sectors such as mining, construction, and automotive
The standard dimensions for the 31309 ZKL bearing are 45 mm (bore diameter) × 100 mm (outer diameter) × 25 mm (width). These measurements comply with international bearing standards, ensuring compatibility and interchangeability with equipment designed for this bearing size.
Choosing the 31309 ZKL means investing in a bearing that delivers consistent performance, reduces maintenance costs, and supports the efficient operation of your machinery. Whether you require bearings for conveyors, heavy machinery, or other industrial applications, this bearing from ZKL is a dependable solution.

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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.