Used on missile, all-weather antiship, harpoon (agm-84); spruance class dd (963); forrestal class cv; sturgeon class ssn (637); interrogator set (a0681) (an/upx0270; los angeles class ssn (688); virginia class cgn (41); ticonderoga class cg (47); missile, air-to-air, phoenix (aim-54). weapon system essential
