Used on w/s:radio terminal, digital troposcatter (an/trc-170); los angeles class ssn (688); sturgeon class ssn (637); trident hull structure; forrestal class cv; engine, aircraft, f110-ge-100/129 (f-16c/d); an/sqq-34 carrier based asw module; teletype, model 28; nimitz class cvn. 0.312" hole diameter
