Bearing 31312 A URB



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Product detailed description
Bearing 31312 A URB – High-Performance Spherical Roller Bearing
Bearing 31312 A URB is a robust and reliable spherical roller bearing designed to support heavy radial loads and moderate axial loads in both directions. Engineered for demanding industrial applications, this bearing provides exceptional durability and performance, making it an ideal choice for use in heavy machinery, conveyor systems, and gearboxes.
The 31312 A URB bearing features a self-aligning design that accommodates shaft misalignments and deflections without compromising operational efficiency. Its spherical rollers enable smooth rotation under high load conditions while minimizing friction and wear. This bearing type is well-suited for environments where reliability and long service life are essential.
Key Features of Bearing 31312 A URB
- Design: Spherical roller bearing with inner ring, outer ring, and spherical rollers
- Self-Aligning: Automatically compensates for shaft misalignment and housing deflections
- Load Capacity: High radial load capacity and capable of handling axial loads in both directions
- Durability: Manufactured from high-quality steel for enhanced wear resistance and extended service life
- Sealing: Typically open design; sealing options may be available depending on supplier specifications
Dimensions and Specifications
The bearing 31312 A URB is standardized with the following key dimensions:
- Bore Diameter (d): 60 mm
- Outer Diameter (D): 130 mm
- Width (B): 31 mm
These dimensions make the 31312 A URB bearing suitable for medium to heavy-duty applications requiring reliable rotational support under significant loads.
Applications of Bearing 31312 A URB
This bearing is widely used in various industrial sectors, including:
- Mining and construction equipment
- Material handling systems like conveyors and crushers
- Power generation machinery
- Steel and paper mills
- Heavy-duty gearboxes and electric motors
Its ability to handle misalignment and heavy loads makes the 31312 A URB bearing a dependable component in challenging operational environments.
Choose bearing 31312 A URB for your industrial needs to ensure superior performance, reliability, and longevity in your machinery.

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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.