Bearing 31307 ZKL



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Product detailed description
Bearing 31307 ZKL
The 31307 ZKL is a high-quality deep groove ball bearing designed for a wide range of industrial applications. Manufactured by ZKL, a reputable brand known for its precision engineering and durable components, this bearing ensures reliable performance and long service life.
Featuring a robust construction, the 31307 ZKL is engineered to handle moderate to heavy radial loads and moderate axial loads in both directions. It is widely used in electric motors, gearboxes, pumps, and various mechanical systems where smooth rotation and load support are critical.
- Type: Deep Groove Ball Bearing
- Manufacturer: ZKL
- Designation: 31307
- Dimensions: 35 x 80 x 21 mm (inner diameter x outer diameter x width)
- Sealing: Open or shielded variants available
- Material: High-grade bearing steel for enhanced durability
The precise dimensions of 35 mm bore diameter, 80 mm outer diameter, and 21 mm width conform to international standards, ensuring compatibility with a broad spectrum of machinery and replacement parts. The 31307 ZKL is designed for ease of installation and maintenance, providing consistent rotational accuracy and reducing downtime.
Whether you are maintaining industrial equipment or designing new machinery, choosing the 31307 ZKL means investing in a dependable bearing solution that offers excellent resistance to wear, corrosion, and fatigue. Its optimized design improves efficiency and reduces operating noise, contributing to enhanced overall system performance.

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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.