3a external thread class right-hand external 0.640" overall length 20 external thread quantity per inch plug, tube fitting flareless (note: drilled hole is optional should not be considered as a separating characteristic unjf external thread series
Used on u-2 aircraft. 18 all ends thread quantity per inch schedule 80; npt x npt; black finish; id 0.302in; od 0.540; wall thickness 0.119in; meets ansi B1.20.1, asme B1.20.1, astm A53, short npt all ends thread series
Used on 3805-01-552-4485; loader, skid steer, type ii. 2a internal thread class cap female 37 degree flare with hex body color yellow dichromate surface treated cap, tube, flared unf internal thread series