Tapered Roller Bearing Assembly

The Timken LM603049/LM603011 is a single row tapered roller bearing assembly, commonly used in applications such as gearboxes and wheel hubs. This bearing set includes the cone (inner ring) part number LM603049 and the cup (outer ring) part number LM603011. Key dimensions for this imperial bearing include an internal diameter (bore) of 1.7812 inches (45.242 mm), an external diameter of 3.0625 inches (77.788 mm), and a combined width of 0.7812 inches (19.842 mm). It also has an inner ring width of 0.7812 inches and an outer ring width of 0.5937 inches. The bearing is rated for a dynamic radial load of 17200 lbf at 1 million revolutions (C1) and 4450 lbf at 90 million revolutions (C90). Its static radial load rating (C0) is 17500 lbf. Additional factors provided include an 'e' factor of 0.43, a 'K' factor of 1.37, and a 'Y' factor of 1.41. The weight of the assembly is approximately 0.8 lb (0.4 Kg). Timken designs its bearings for premium performance in various applications, with power-dense designs that can help extend bearing life. These bearings can also be enhanced to withstand challenging environments such as high corrosion, high temperatures, and low-lubrication conditions.