Used on nsn 4610-01-495-0046 lightweight water purifier. 2a thread class 1.500" thread length 24 thread quantity per inch number 10 machine screw unc thread series
Used on bowman fast track battlefield communication system,itt industries inc. right-hand 11.5mm thread length pan head style passivate screw surface treated m thread series
2a thread class right-hand 0.875" thread length pan head style 32 thread quantity per inch aluminum screw surface treated altered from MS51958-66 by addition of high purity aluminum coating unf thread series
Used on tactical water purification system (twps) nsn 4610-01-488-9656. right-hand 0.375" thread length flat countersunk undercut head style 20 thread quantity per inch flat head phillips machine screw zinc screw surface treated coarse thread flat head phillips machine screw unc thread series
3a thread class right-hand 0.432" thread length flat countersunk head style 32 thread quantity per inch aluminum screw surface treated unjc thread series
Used on b-2 acft. 3a thread class right-hand 1.750" thread length hexagon head style 28 thread quantity per inch screw, machine passivate screw surface treated unjf thread series