3a thread class right-hand 0.162" thread length headless (setscrew) head style 32 thread quantity per inch end of dog point is concave, 0.050 in. radius porm 0.020 in. passivate surface treated unf thread series
2a thread class right-hand 1.350" thread length flat chamfer head style 16 thread quantity per inch 0.125 in. min oxide surface treated unc thread series
3a thread class right-hand 1.000" thread length headless (setscrew) head style 32 thread quantity per inch passivate fastener surface treated unc thread series
2a thread class right-hand 0.750" thread length headless (setscrew) head style 32 thread quantity per inch locking strip 0.375 in. lg. unc thread series