Used on 4helicopter, seahawk, h-60; helicopter, advance attack; helicopter, carrier based asw; helicpoter, search and rescue; helicopter, usc g; wasp class lhd; laser detecting set; aircraft, tomcat f-14; f/a-18 hornet; lamps mark iii, sh-60b helicopter. 2a thread class right-hand 3.400" overall length 0.340" overall width 56 thread quantity per inch weapon system essential unc thread series
2a single mounting facility thread class right-hand single mounting facility 1.531" overall length 1.531" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
