Used on astute class submarine. right-hand stud thread 16.6mm thread length 20.0mm overall length clinching thread stud material:heat-treated carbon steel; for use in sheet hardness:hrb 80/hb 150 or less; a class 3b/5h material commercial nut shall pass up the "s" max dimension zinc surface treated self-locking m stud thread thread series
Used on integrated family of test equipment (ifte). right-hand stud thread 0.875" overall length 18 stud thread thread quantity per inch stud, self-locking passivate surface treated self-locking unc stud thread thread series