3a thread class right-hand 0.250" thread length flat chamfer head style 32 thread quantity per inch w/0.086-56 unc-2b thd thru hole on longitudinal axis cadmium surface treated unc thread series
3a thread class right-hand 0.625" thread length flat chamfer head style 0.044" hole diameter 24 thread quantity per inch cadmium surface treated unrf thread series
3a thread class right-hand 0.616" thread length flat countersunk head style 0.490" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.616" thread length flat countersunk head style 1.428" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.378" thread length flat countersunk head style 0.928" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.432" thread length flat countersunk head style 32 thread quantity per inch with three slots equally spaced along the longitudinal axis 0.028 in. min 0.035 in max w; hole in thd end 0.089 in. dia by 0.150 in. min dp counterbored 0.100 in. dia by 0.055 in. max dp; dry film lubricated mil-l-8937 passivate surface treated unf thread series
3a thread class right-hand 0.296" thread length flat countersunk undercut head style 40 thread quantity per inch navy special project silver bearing surface of head surface treated unc thread series
2a thread class right-hand 0.097" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.157" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series