2a single mounting facility thread class 3.680" overall length 32 single mounting facility thread quantity per inch unef single mounting facility thread series
2a single mounting facility thread class 0.440" single mounting facility thread length 1.910" overall length tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 7.497" overall length 1.906" overall width circular wafer, bushing mount unef single mounting facility thread series
2b single mounting facility thread class 2.125" overall length 1.092" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
Used on dvirginia class cgn (41); ticonderoga class cg (47); kidd class ddg; nimitz class cvn; los angeles class ssn (688); fire pumps; spruance class dd (963); sturgeon class ssn (637); forrestal class cv. 2.500" overall length 2.000" overall width weapon system essential