Used on w/s:helicopter, rh-53; helicopter, lamps mark iii, sh-60b; helicopter, ch53a/d/e; aircraft black hawk (mh-60k); helicopter, black hawk uh-60a; helicopter, electronic countermeasures, eh-60a; helicopter, search and rescue, hh-60h; helicopter, carrier based asw, sh-60f; helicopter, mh-53e; helicopter, seahawk, h-60. 3b thread class right-hand 32 thread quantity per inch cadmium surface treated
