3a single threaded bushing thread class 0.437" single threaded bushing thread length 6.969" overall length 20 single threaded bushing thread quantity per inch plug unf single threaded bushing thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 1.734" overall length circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.417" single mounting facility thread length 3.314" overall length tap, circular, bushing mount unef single mounting facility thread series
Used on missile, all-weather anntiship, harpoon (agm-84); radar, series an/sps-49(v); landing craft air cushion (lcac); engine, aircraft tf33-pw102 (c-135e, ec-135h/k/p); missile, air-to-air, phoenix (aim-54); helicopter, uscg search and rescue, hh-60j; helicopter, carrier based asw, sh-60f; support equipment, b-1 aircraft; helicopter, search and rescue, hh-60h. weapon system essential axial terminal each end