Used on c-17a aircraft. 3a thread class right-hand flush countersunk head style 0.500" grip length 24 thread quantity per inch pin-rivet aluminum surface treated unjf thread series
Used on c-17a aircraft. 3a thread class right-hand 0.706" thread length fillister countersunk head style 28 thread quantity per inch screw, machine cadmium screw surface treated unjf thread series
Used on helicopter nh-90. line stud finish description:zinc trivalent black 0.0003 thick; trivalent chromate black dye with sealer; specification:astm-b-633, type iii, SC2, black zinc surface treated