0.8748" bore diameter 0.0001 in. min to 0.0004 in. max radial clearance cadmium all external/exposed metal surfaces surface treated single row, torque tube type, w/or w/o closure
3a thread class right-hand 1.7800" overall length 0.2500" bore diameter 28 thread quantity per inch NAS513 keyway on face side of shank with grease fitting to left cadmium all external/exposed metal surfaces surface treated single row, concave rollers unjf thread series