3a thread class right-hand 0.375" thread length hexagon head style 40 thread quantity per inch w/1 drilled hole in head dichromate zinc surface treated unf thread series
3a thread class right-hand 0.594" thread length flat chamfer head style 16 thread quantity per inch navy special project phosphate surface treated unc thread series
3a thread class right-hand 0.219" thread length flat chamfer head style 40 thread quantity per inch thd portion eccentric, offset 0.023 in. below center chromate zinc surface treated unf thread series
2a thread class right-hand 0.250" thread length flat chamfer head style 24 thread quantity per inch undercut 0.062 in. lg by 0.027 in. deep under shoulder passivate surface treated unc thread series
2a thread class right-hand 0.282" thread length pan no. 2 head style 28 thread quantity per inch undercut 0.062 in. w by 0.213 in. dia between thread cadmium or zinc surface treated unf thread series
