INA PWKR 402RS A Track Roller Bearing

INA PWKR 402RS A Track Roller Bearing is a track roller bearing from INA identified by model PWKR 402RS A, designed to ride along a track or guide rail to enable smooth, guided linear motion in machinery. As part of the PWKR track roller family, this bearing is intended for use in track-guided assemblies where rolling contact and stable support of moving components are required. In practice, track rollers like the PWKR 402RS A support loads along the travel path and work with compatible rails and mounting hardware to form a reliable guide system used in automation, material handling, and other equipment that relies on rail-guided motion. The PWKR 402RS A designation helps match the component to INA’s catalog and ensures compatibility with existing PWKR parts in a track-guided setup.