2a thread class right-hand 1.126" thread length flat countersunk head style 18 thread quantity per inch navy special project passivate screw surface treated unc thread series
2a thread class right-hand 0.375" thread length watertight head style 40 thread quantity per inch passivate screw surface treated o ring material ethylene propylene rubber per astm d 2000 unc thread series
2a thread class right-hand 0.121" thread length fillister head style 56 thread quantity per inch navy special project passivate screw surface treated unc thread series
3a thread class right-hand 0.390" thread length flat countersunk head style 32 thread quantity per inch anodize screw surface treated unc thread series
3a thread class right-hand 0.616" thread length flat countersunk head style 56 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.358" thread length hexagon head style 0.046" hole diameter 32 thread quantity per inch passivate screw surface treated unjf thread series
3a thread class right-hand 0.662" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
2a thread class right-hand 0.485" thread length undercut pan no. 2 head style 32 thread quantity per inch oxide screw surface treated screw has groove for o ring to serve as a seal it's id. is 0.123/0.133 in., the thickness is 0.050 in., material is buna n per mil-g-21569 unc thread series
