Bearing NJ 308 URB



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Product detailed description
Bearing NJ 308 URB – High-Quality Cylindrical Roller Bearing
Bearing NJ 308 URB is a precision-engineered cylindrical roller bearing designed to deliver exceptional performance in various industrial applications. Renowned for its durability and high load-carrying capacity, this bearing is ideal for heavy-duty machinery requiring reliable radial load support and smooth operation.
This particular model, NJ 308 URB, features a robust design that accommodates both heavy radial loads and moderate axial loads in one direction. It is commonly used in electric motors, gearboxes, pumps, and other mechanical equipment where consistent rotational accuracy and minimal friction are crucial.
Key Features and Benefits
- Design: NJ type cylindrical roller bearing with an extended inner ring, allowing for axial displacement and accommodating shaft expansion.
- Load Capacity: High radial load bearing capability ensures long service life under demanding conditions.
- Durability: Made from premium-grade steel with heat treatment for enhanced wear resistance and fatigue strength.
- Versatility: Suitable for a wide range of industrial applications including automotive, construction, and manufacturing sectors.
- Precision: Engineered to reduce vibration and noise, improving overall machine efficiency.
Exact Dimensions of Bearing NJ 308 URB
- Inner Diameter (d): 40 mm
- Outer Diameter (D): 90 mm
- Width (B): 23 mm
These standard dimensions ensure compatibility with various shafts and housings, making the NJ 308 URB a reliable choice for engineers and maintenance professionals.
When selecting the bearing NJ 308 URB, you are investing in a component that combines robust construction with precise engineering to support heavy loads while maintaining smooth rotational movement. Optimize your machinery’s performance and reduce downtime by choosing this trusted cylindrical roller bearing.

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URB Bearings and Transmission Technology Manufacturer
About URB
URB is a renowned manufacturer specializing in high-quality bearings and advanced transmission technology solutions. With decades of experience in the industry, URB has established itself as a trusted name for providing durable, reliable, and innovative products that cater to diverse industrial applications.
History of URB
Founded several decades ago, URB has continuously evolved to meet the growing demands of the mechanical and automotive industries. The company began as a small-scale bearing manufacturer and has since expanded its capabilities, integrating cutting-edge transmission technologies to serve both domestic and international markets.
Product Range
URB offers a comprehensive selection of products that focus on precision and performance. Their product portfolio includes:
- Rolling Bearings: Ball bearings, roller bearings, and needle bearings suitable for various mechanical applications.
- Transmission Components: Gears, gearboxes, and power transmission units designed for optimal torque and speed management.
- Customized Solutions: Tailor-made bearing assemblies and transmission units engineered to meet specific customer requirements.
- Sealing and Lubrication Systems: Integrated solutions that enhance bearing life and operational efficiency.
Main Focus and Technologies
URB is committed to innovation in bearing design and transmission technology. By leveraging advanced materials, precision manufacturing, and rigorous quality control processes, the company ensures its products deliver exceptional durability and performance under demanding conditions. URB places a strong emphasis on reducing friction, minimizing wear, and improving energy efficiency in all its components.
Application Areas
The diverse URB product portfolio serves multiple industries and application areas, including:
- Automotive and Transportation: Bearings and transmissions for cars, trucks, and heavy vehicles.
- Industrial Machinery: Solutions for manufacturing equipment, conveyors, and automation systems.
- Aerospace: High-precision components designed for aerospace mechanisms and devices.
- Renewable Energy: Bearings and transmission units for wind turbines and other green energy technologies.
- Construction and Agriculture: Robust products for heavy-duty machinery and agricultural equipment.
Company Headquarters
URB is headquartered in Germany, a country known for engineering excellence and advanced manufacturing technologies. The central office serves as the hub for research and development, production, and global distribution, ensuring URB maintains the highest quality standards and delivers superior products worldwide.