Used on full face mask,cds,mk24mod0. 2a thread class right-hand 0.500" thread length 32 thread quantity per inch explosive ordnance disposal tools/equipment unc thread series
2a thread class right-hand 0.750" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series
2a thread class right-hand 0.075" thread length undercut pan no. 2 head style 56 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 2.977" thread length flat countersunk head style 10 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 1.151" thread length flat countersunk head style 56 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.174" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unjc thread series
2a thread class right-hand 0.281" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated o ring matl: silicone rubber per zz-r-765 cl 1 & 2 gr 70 red unc thread series