2b single mounting facility thread class 10.501" overall length 2.812" overall width 24 single mounting facility thread quantity per inch illuminated tap, circuit selector unc single mounting facility thread series
Used on htarawa class lha; los angeles class ssn (688); oliver perry class ffg; arliegh burke class ddg; ticonderoga class cg (47); nimitz class cvn; forrestal class cv; wasp class lhd; spruance class dd (963). 6.312" overall width weapon system essential
2a single mounting facility thread class 6.430" overall length 4.810" overall width 20 single mounting facility thread quantity per inch unc single mounting facility thread series
2b single mounting facility thread class 0.370" overall length 1.700" overall width 56 single mounting facility thread quantity per inch rectangular indicating unc single mounting facility thread series
2b single mounting facility thread class 2.906" overall length 24 single mounting facility thread quantity per inch item must comply with requirements of desc production standard no. L01706; for navy nuclear propulsion plant products only tap, circuit selector unc single mounting facility thread series