2a all threaded stud thread class 0.160" all threaded stud thread length 32 all threaded stud thread quantity per inch disc unc all threaded stud thread series
2a single mounting facility thread class 0.688" single mounting facility thread length 1.560" overall length 32 single mounting facility thread quantity per inch uns single mounting facility thread series
Used on nimitz class cvn, tarawa class lha, wasp class lhd, powhatan class t-atf 166, communications, lha, emory s. land class as, toiconderoga class cg (47), arleigh burke class ddg, forrestal class cv. countermeasures set (an/ulq-19).. weapon system essential