7 ANTI-FRICTION BEARINGS AND PARTS THEREFOR, NAMELY, NEEDLE AND BEARING RACES, SELF-ALIGNING BALL BUSHINGS, CAGE AND ROLLER ASSEMBLIES, AND BEARING ROLLERS; CAM FOLLOWERS; ROLLER CLUTCHES AND BEARINGS THEREFOR; UNIVERSAL JOINTS; AND, PILLOW BLOCKS; NONE OF THE AFORESAID BEING FOR USE ON LAND VEHICLES