This Sealmaster TR Series three-piece spherical rod end bearing is used in motion transfer linkage assemblies. The housing is made of machined carbon steel that is plated for corrosion resistance, and it has a Zerk type grease fitting for relubrication. The bearing has a female shank with right hand threads for connecting to rods, and the shank has wide wrench flats for tightening. The bearing€s race is made of plated carbon steel and the alloy steel ball is heat treated and chrome plated for resistance to wear and corrosion. The bearing is lubricated with grease at the factory, and has a maximum operating temperature of 350 degrees F (177 degrees C). This spherical rod end bearing is suitable for use in various applications such as textile manufacturing equipment, agricultural machinery, and off-road vehicles, among others.

Rod end bearings, also called heim joints or spherical rod ends, are articulating joints that are attached to the ends of tie rods, steering links, and cylinders to provide a transfer of motion and force between two points. They consist of a spherical swivel with a cylindrical bore through which a bolt may pass pressed into a housing that has a threaded shank. Rod end bearings are used in applications such as steering linkages, agricultural machinery, and textile manufacturing equipment, among others

Sealmaster manufactures bearings and bearing accessories. The company, founded in 1938 and headquartered in Elsmere, KY, meets International Organization for Standardization (ISO) standard 9001.