Used on arleigh burke class ddg; ticonderoga class cg (47);forrestal class cv; los angeles class(688); spruance class dd (963); helicopter, advance attack, ah-1w; kidd class ddg; helicopter, mh-53e; nimitz class cvn. weapon system essential
2a single mounting facility thread class 2.060" overall length 1.650" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2a single mounting facility thread class 1.760" overall length 1.320" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series