3a thread class right-hand 0.738" thread length headless (setscrew) head style 32 thread quantity per inch one hole thru socket drive 0.038 in. min dia to 0.043 in. max dia, 0.040 in. min to 0.060 in. max from largest bearing surface of head to center of hole cadmium surface treated unf thread series
2a thread class right-hand 0.562" thread length headless (setscrew) head style 32 thread quantity per inch undercut in point 0.052 in. dia passivate surface treated unc thread series
2a thread class right-hand 0.109" thread length headless (setscrew) head style 40 thread quantity per inch cadmium or cadmium surface treated unc thread series
3a thread class right-hand 0.250" thread length headless (setscrew) head style 24 thread quantity per inch hole drilled VERTICAL0.218 dia, 0.125 deep passivate surface treated unf thread series