3a all ends thread class 3.290" overall length 12 all ends thread quantity per inch anodize body surface treated male coupling half un all ends thread series
Used on aircraft fluid systems. 3a external thread class right-hand external 0.641" overall length plug, tube fitting flared (note: drilled hole is optional should not be considered as a separating characteristic unf external thread series
Used on aircraft fluid systems. 3a external thread class right-hand external 0.812" overall length passivate surface treated plug, tube fitting flared (note: drilled hole is optional should not be considered as a separating characteristic unf external thread series
3a external thread class right-hand external 1.359" overall length 12 external thread quantity per inch passivate surface treated plug, tube fitting flared (note: drilled hole is optional should not be considered as a separating characteristic un external thread series
Used on communications satellite terminal, model an/tsc-54. 3a external thread class right-hand external 1.109" overall length passivate surface treated plug, tube fitting flared (note: drilled hole is optional should not be considered as a separating characteristic unf external thread series
3a external thread class right-hand external 0.766" overall length passivate surface treated plug, tube fitting flared (note: drilled hole is optional should not be considered as a separating characteristic unf external thread series
3b 1st end thread class 12 1st end thread quantity per inch used on boeing vertolcargo transport helicopter, model ch-47 anodize surface treated un 1st end thread series
Used on used in aircraft full and oil system of sikorsky cargo transport helicopter. 3b 1st end thread class 12 1st end thread quantity per inch grumman aerospace corp A10 aircraft anodize inside surface treated unj 1st end thread series
Used on aircraft application. 3a all ends thread class 1.760" overall length anodize body surface treated male coupling half unjf all ends thread series
3a all ends thread class w/mtg oval flange, 2.609 in. lg by 1.312 in. w, located 1 in. from one end single joint, double elbow design unf all ends thread series