Used on fire pumps. virginia class cgn (41), nimitz class cvn, ticonderoga class cg (47), kidd class ddg, forrestal class cv, arliegh burke class ddg, spruance class dd (963).. weapon system essential. w/threaded center aperature, 6acme-3g, 7.093 in. dia; 2.000 in. thk; w/ 4 0.281 in. equally spaced holes w/ cntrsnk; 4 10-24nc-3 tapped holes.
Used on c-17 acft. 3a 1st end thread class union, tube-swage type, titanium, male flareless rynglok perm. to ms flareless tube union; non-reducer grooved unjf 1st end thread series
2a all ends thread class 14 1st end thread quantity per inch special o-ring material, per mil-p-5510c, do not dupe to any other nsn unf 2nd end thread series