Bearing NU 230 ECJ SKF



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Product detailed description
Bearing NU 230 ECJ SKF is a high-quality cylindrical roller bearing designed for heavy-duty applications requiring excellent radial load capacity and durability. Manufactured by SKF, a global leader in bearing technology, this bearing ensures superior performance and reliability in various industrial environments.
This bearing features a robust design with two fixed flanges on the outer ring and a floating inner ring without flanges, allowing the inner ring to move axially relative to the outer ring. This design accommodates thermal expansion and shaft misalignment, making it ideal for applications where shaft expansion occurs.
Key Features of Bearing NU 230 ECJ SKF
- Type: Cylindrical roller bearing, NU design
- Precision-engineered for high radial load capacity
- Two fixed flanges on the outer ring, no flanges on the inner ring
- Allows axial displacement of the shaft relative to the housing
- High-quality SKF manufacturing ensures long service life and reliability
- Suitable for heavy machinery, electric motors, and industrial gearboxes
Dimensions and Specifications
- Inner Diameter (d): 150 mm
- Outer Diameter (D): 290 mm
- Width (B): 72 mm
- Basic dynamic load rating: Refer to SKF catalog for exact values
- Material: High-grade bearing steel
The NU 230 ECJ SKF bearing combines advanced design with SKF's rigorous quality control standards, ensuring optimal performance under challenging operating conditions. It is commonly used in applications such as heavy-duty electric motors, pumps, compressors, and gearboxes where reliable radial load handling and axial displacement are critical.
Choosing the NU 230 ECJ SKF bearing guarantees reduced downtime, enhanced machine efficiency, and longer operational life. For maintenance and replacement, always ensure proper installation and lubrication to maximize the bearing's performance.

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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.