3a all ends thread class 2.788" overall length 12 first quick disconnect end thread quantity per inch cadmium body surface treated male coupling half un all ends thread series
Used on supports grumman a10 aircraft. 3a external thread class right-hand external 1.031" overall length 12 external thread quantity per inch paint surface treated plug, tube fitting flareless (note: drilled hole is optional should not be considered as a separating characteristic unj external thread series
Used on aicraft, starlifter c-141. 3a all ends thread class 12 1st end thread quantity per inch weapon system essential passivate surface treated unj 1st end thread series
3a external thread class right-hand external 0.641" overall length plug, tube fitting flareless (note: drilled hole is optional should not be considered as a separating characteristic unf external thread series