Track Roller Plain Bearing

A detachable assembly consisting of an outer and inner ring, designed for use in a track roller or similar application. It is used to carry a load and reduce sliding friction. It does not employ rolling elements, but may incorporate non-metallic liners or sleeves to aid in reducing friction and/or providing lubrication. See also bearing, ball, track roller; and bearing, roller, track roller. Excludes bearing, plain, spherical and bearing, plain, self-aligning.