Used on helicopter, mh-53e, aircraft, c-2a (reprocured), los angeles class ssn (688), helicopter, carrier based asw, sh-60f, arleigh burke class ddg, landing craft air cushion (lcac), helicopter, uscg search and rescue, hh-60j, support equipment, b-1 aircraft, helicopter, search and rescue, hh-60h, helicopter, advance attack, ah-1w. 0.448" overall length weapon system essential