Used on iwo jima class lph,oliver perry class ffg,forrestal class cv,kidd class ddg,arleigh burke class ddg,emory s.land class as,wasp class lhd,nimitz class cvn,spruance class dd(963). weapons system essential
2a single mounting facility thread class 0.375" single mounting facility thread length 1.821" overall length circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 2.125" overall length 1.609" overall width circular wafer, bushing mount unef single mounting facility thread series