Used on virginia class cgn (41), spruance class dd (963), arleigh burke class ddg, forrestal class cv, oliver perry class ffg, sturgeon class ssn (637), nimitz class cvn, ticonderoga class cg (47), los angeles class ssn (688)..
Used on virginia class cgn (41), spruance class dd (963), forrestal class cv, oliver perry class ffg, arleigh burke class ddg, nimitz class cvn, ticonderoga class cg (47), los angeles class ssn (688), sturgeon class ssn (637).. switch section, rotary
