Used on chelicopter, ch-53a/d/e, aircraft, ov-10a/h, helicopter, sof / hh-53h pave low, helicopter, super jolly h-53, engine, aircraft, t64-ge-3/7 (h-53b/c/h,hh-53b), helicopter, rh-53, helicopter, mh-53e. 3a thread class 1.740" overall width 12 thread quantity per inch weapon system essential un thread series
Used on oliverperry class ffg, cimmaron class ao, ticonderoga class cg (47), wasp class lhd, mercy and comfort hospital ships class tah, wichita class aor, tarawa class lha, emory s. land class as, kidd class ddg.. weapon system essential
