Bearing 6203 2Z/C3 SKF



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Product detailed description
Bearing 6203 2Z/C3 SKF: High-Quality Performance and Reliability
The bearing 6203 2Z/C3 SKF is a premium deep groove ball bearing designed to deliver exceptional performance and durability across a wide range of industrial applications. Manufactured by SKF, a globally recognized leader in bearing technology, this model combines superior engineering with robust materials to ensure long-lasting operation and minimal maintenance.
This bearing features a 2Z metal shield on both sides, providing effective protection against dirt and contaminants while retaining lubrication for smoother operation. The C3 designation indicates an internal clearance greater than normal, allowing for thermal expansion and higher running speeds, making it ideal for applications requiring extra space within the bearing assembly.
Key Features and Benefits
- Shielded Design: The 2Z metal shields prevent ingress of dust and debris, enhancing bearing life and reducing the need for frequent lubrication.
- Increased Internal Clearance: The C3 clearance ensures optimal performance under high-speed and high-temperature conditions by accommodating shaft expansion.
- Durable Construction: Made from high-quality steel with precise manufacturing tolerances, this bearing withstands heavy loads and harsh environments.
- Versatile Application: Suitable for electric motors, gearboxes, pumps, conveyors, and various machinery requiring reliable rotational support.
Dimensions and Specifications
- Bore Diameter: 17 mm
- Outer Diameter: 40 mm
- Width: 12 mm
- Bearing Type: Deep groove ball bearing
- Shield Type: 2 metal shields (2Z)
- Internal Clearance: C3 (greater than normal)
Whether you are upgrading existing machinery or designing new equipment, the bearing 6203 2Z/C3 SKF offers reliable, smooth operation under demanding conditions. Trust SKF’s expertise and this model’s robust features to maximize your equipment’s efficiency and lifespan.

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SKF: Leading Manufacturer of Bearings and Transmission Technology
Company Overview
SKF is a globally recognized manufacturer specializing in high-quality bearings and transmission technology. Founded in 1907 in Gothenburg, Sweden, SKF has established itself as a pioneer in the development of innovative solutions for rotating equipment and industrial applications. With over a century of expertise, SKF continuously drives advancements in reliability, efficiency, and sustainability in its product offerings.
History and Heritage
SKF was founded by Sven Wingquist, who invented the self-aligning ball bearing, revolutionizing the bearing industry. The company quickly expanded from its Swedish roots to become a global leader in bearing technology and related services. SKF’s long-standing tradition of innovation is reflected in its commitment to research and development, ensuring cutting-edge products that meet evolving industrial needs.
Product Range
SKF offers an extensive selection of products designed to optimize machine performance and lifespan. Their product portfolio includes:
- Ball Bearings: Standard, high-precision, and special designs for various applications.
- Roller Bearings: Cylindrical, spherical, and tapered roller bearings engineered for heavy-load conditions.
- Bearing Units and Housings: Solutions designed for easy installation and enhanced reliability.
- Seals and Lubrication Systems: Critical components that protect and extend the operational life of bearings.
- Transmission Components: Including belts, couplings, clutches, and gearboxes.
- Condition Monitoring and Maintenance Services: Tools and technologies such as SKF @ptitude and SKF Enlight for predictive maintenance.
Main Focus and Technological Innovations
SKF’s main focus is delivering high-performance, durable, and energy-efficient solutions that reduce downtime and operational costs for customers worldwide. The company integrates digital technology with traditional mechanical engineering to support Industry 4.0 initiatives. SKF’s innovations include smart bearings equipped with sensors for real-time condition monitoring, advanced lubrication technologies, and bespoke solutions tailored to specific industry challenges.
Application Areas
SKF’s products and services are critical components across a broad spectrum of industries, including:
- Automotive and Transportation
- Aerospace and Defense
- Industrial Manufacturing and Machinery
- Energy Production (Wind, Hydro, and Thermal)
- Mining and Construction Equipment
- Food and Beverage Processing
- Railway and Marine Applications
Company Headquarters
The global headquarters of SKF is located in Gothenburg, Sweden. From this central location, SKF operates through a vast network of manufacturing facilities, sales offices, and technical centers worldwide, serving customers in more than 130 countries.
Conclusion
With its rich heritage, comprehensive product range, and commitment to innovation, SKF remains a trusted partner for industries seeking reliable and advanced bearing and transmission technology solutions to improve performance and sustainability.