Used on 1520-01-125-5476 helicopter,observat. 2b thread class right-hand 0.540" overall length 20 thread quantity per inch cadmium surface treated straight type unef thread series
Used on 6665-01-190-9570 radiac set. 2a single mounting facility thread class 0.437" single mounting facility thread length 2.999" overall length tap, circular, bushing mount unef single mounting facility thread series
2b single pressure connection thread class 0.438" single connection inside diameter 5.188" overall length 2.812" overall width rectangular unf single pressure connection thread series
Used on nimitz class cvn,wasp class lhd,spruance class dd(963),tarawa class lha,surface minesweeping systems,forrestal class cv,avenger class mcm,oliver perry class ffg,whidbey island class lsd,sirius class t-afs 8. weapons system essential