Used on ticonderoga class cg (47); submarine auxillary and miscellanous systems; nimitz class cvn; systems, jp-5 aviation fuels; sturgeon class ssn (637); gun fire control system, mk 68; los angeles class ssn (688); virginia class cgn (41); spruance class dd (963); forrestal class cv. 5.000" overall length 7.000" overall width submersible; weapon system essential circular wafer, panel mount