Bearing 623 2ZR ZKL



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Product detailed description
Bearing 623 2ZR ZKL – Precision and Durability in Compact Design
The 623 2ZR ZKL is a high-quality deep groove ball bearing designed for various industrial and mechanical applications. Manufactured by ZKL, a renowned producer known for its reliability and advanced engineering, this bearing offers exceptional performance in a compact size.
This particular model features the 2ZR designation, indicating it is equipped with metal shields on both sides. These shields protect the bearing's internal components from dust, dirt, and other contaminants while allowing high-speed rotation with minimal friction. The robust design ensures long service life and reduced maintenance requirements.
Key Features and Benefits
- Shielded Design: The 2ZR metal shields provide excellent protection against external contaminants, enhancing durability.
- High Precision: Manufactured to strict international standards, ensuring smooth operation and minimal noise.
- Versatile Application: Suitable for electric motors, household appliances, automotive components, and various industrial machinery.
- Low Friction: Optimized internal geometry reduces energy loss and heat generation during operation.
- Reliable Brand: Produced by ZKL, a trusted name in bearing technology with decades of experience.
Technical Specifications
The 623 2ZR ZKL corresponds to the standard 623 bearing size, which typically has the following dimensions:
- Inner Diameter (ID): 3 mm
- Outer Diameter (OD): 10 mm
- Width: 4 mm
These compact dimensions make it ideal for applications where space is limited but reliable rotational performance is essential.
Applications
This bearing is widely used in:
- Precision instruments and small electric motors
- Robotics and automation equipment
- Medical devices requiring smooth and quiet operation
- Hobbyist and DIY mechanical projects
Choosing the 623 2ZR ZKL ensures you get a dependable bearing that combines compact size, protection, and long-lasting performance for your mechanical needs.

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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.