334-7444: 55mm Outer Diameter Needle Roller Bearing

Description: Cat radial needle roller and cage assemblies are self-contained, ready to mount bearings designed to be used where the housing bore and shaft can act as raceways. They are designed to carry large loads and function smoothly and dependably through high rotational speeds. Attributes: • Outside Diameter: 55 mm (2.165 in) • Inside Diameter: 50 mm (1.9685 in) • Height: 13.5 mm (0.53 in) • High load carrying capacity and stiffness • Supports high rotational speeds • Lowest cross-section among rolling bearings • Non-separable unit for ease of handling and installation Application: Cat radial needle roller and cage assemblies are most commonly used in applications where the housing bore and shaft can be used as raceways. Typical applications for radial needle roller and cage assemblies are planetary gears, constant-mesh gears, idler gears and connecting rods. Consult your owner's manual or contact your local Cat Dealer for more information.