Used on a-6 aircraft. 0.190" hole diameter 1.100" outside diameter 0.050" material thickness navy special project etch surface, BAC5481, cagec 82918 paint surface treated finishing
Used on c-130 aircraft. 3b thread class right-hand 12 thread quantity per inch sagety critcal screw thd component; color code 13538, fed std 595 cadmium except insert surface treated
3b thread class right-hand 20 thread quantity per inch navy special project lubrication per mil-l-8937 superseded by mil-l-46010 passivate surface treated