Used on missile, air intercept, sidewinder (aim-9), support equipment, b-52 aircraft, helicopter, advance attack, ah-1w, helicopter, uscg search and rescue, hh-60j, helicopter, carrier based asw, sh-60f, spruance class dd (963), shipboard material handling equipment (mhe), helicopter, search and rescue, hh-60h, helicopter, mh-53e, mars class t-afs 1. 2.460" housing length 32 thread quantity per inch weapon system essential unc thread series