3a thread class right-hand 0.590" thread length headless (setscrew) head style 48 thread quantity per inch navy special project passivate surface treated unf thread series
2a thread class right-hand 0.375" thread length flat chamfer head style 32 thread quantity per inch navy special project passivate surface treated unf thread series
2a thread class right-hand 0.460" thread length round w/wrench flats head style 24 thread quantity per inch concentric hole in thd end 0.390 in. dia by 0.340 in. deep unf thread series
3a thread class right-hand 0.688" thread length headless (setscrew) head style 20 thread quantity per inch point diameter flattened to 0.062 in. wide with 2 straight sides phosphate surface treated unc thread series
2a thread class right-hand 0.125" thread length headless (setscrew) head style 32 thread quantity per inch chromate zinc surface treated unc thread series
3a thread class right-hand 0.875" thread length headless (setscrew) head style 24 thread quantity per inch navy special project cadmium surface treated unf thread series