Bearing 30304 A ZKL



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Product detailed description
Bearing 30304 A ZKL
The 30304 A ZKL is a high-quality spherical roller bearing designed to meet the demands of heavy-duty industrial applications. Manufactured by ZKL, a renowned producer known for precision and durability, this bearing ensures reliable performance and extended service life under challenging operating conditions.
This bearing features a robust design that accommodates both radial and axial loads, making it ideal for use in machinery subjected to misalignment or shaft deflections. The spherical roller configuration provides excellent self-aligning capabilities, reducing the risk of premature wear and downtime.
Key characteristics of the 30304 A ZKL include:
- Type: Spherical roller bearing
- Manufacturer: ZKL
- Designation: 30304 A
- High load capacity and durability
- Self-aligning feature to compensate for shaft misalignment
- Suitable for heavy radial and axial loads
- Optimized internal design for smooth operation and reduced friction
The standard dimensions for a 30304 bearing according to international bearing catalogs are:
- Inner diameter: 20 mm
- Outer diameter: 52 mm
- Width: 15 mm
These dimensions ensure compatibility with a wide range of industrial machinery and equipment, facilitating easy replacement and maintenance. The "A" suffix typically indicates a specific internal design variation, enhancing performance characteristics according to application needs.
Choosing the 30304 A ZKL guarantees a product built with advanced materials and manufacturing techniques, ensuring high resistance to wear, corrosion, and fatigue. This bearing is an excellent choice for applications in electric motors, gearboxes, pumps, conveyors, and other mechanical systems requiring dependable rotational support.
Invest in the 30304 A ZKL to benefit from superior reliability, extended operational life, and optimal performance in your mechanical assemblies.

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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.