washer half, thrust steel qq-s-764 class 303, 0.747 in. min, 0.753 in. max od, 0.565 in. min, 0.568 in. max id, 0.130 in. min, 0.132 in. max thk, groove on od, passivated, 63 microinch finish
3a thread class right-hand 2.3800" overall length 0.2495" bore diameter 24 thread quantity per inch keyway in shank for std nas 559-2key typ/lock, with std nas 516-1 grease fitting for relubrication cadmium exposed surfaces as mounted surface treated single row, concave rollers unjf thread series