Bearing 21318 SKF



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Product detailed description
Bearing 21318 SKF – High-Quality Performance and Reliability
The 21318 SKF is a premium spherical roller bearing designed to provide exceptional durability and efficiency in a wide range of industrial applications. Manufactured by SKF, a globally recognized leader in bearing technology, this bearing is engineered to withstand heavy radial and axial loads, making it ideal for demanding operating conditions.
Featuring a robust design, the 21318 SKF ensures smooth rotational movement and reduced friction, contributing to longer machine life and decreased maintenance costs. Its precision construction guarantees optimal performance in equipment such as heavy machinery, mining equipment, and power plants.
Key Features of 21318 SKF
- Type: Spherical Roller Bearing
- Manufacturer: SKF
- Durability: High resistance to wear, impacts, and heavy loads
- Design: Self-aligning capability to accommodate shaft misalignment
- Applications: Suitable for heavy-duty industrial machinery, conveyors, and gearboxes
Dimensions and Specifications
The 21318 SKF is part of the 213xx series spherical roller bearings. According to SKF standard catalogs, the typical dimensions for the 21318 bearing are:
- Inner Diameter (d): 90 mm
- Outer Diameter (D): 160 mm
- Width (B): 43 mm
These dimensions ensure compatibility with a wide range of industrial equipment, providing ease of replacement and maintenance. The bearing’s precision engineering complies with international standards, guaranteeing reliable performance.
Why Choose 21318 SKF?
Choosing the 21318 SKF means investing in a product that combines advanced engineering with SKF’s renowned quality assurance. This bearing is designed to operate efficiently under extreme conditions, reducing downtime and enhancing productivity. Whether you require bearings for mining, construction, or heavy machinery applications, the 21318 SKF delivers unmatched performance and longevity.
Ensure your machinery runs smoothly and efficiently by selecting the 21318 SKF, a bearing trusted worldwide by professionals for its reliability and superior quality.

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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.