right-hand 1.250" thread length hexagon head style 13 thread quantity per inch zinc-plated steel hex head cap screw zinc surface treated unc thread series
Used on mrap - unique nsn - mrap no permanent wsdc identified. metric threads thread class right-hand hexagon extended washer head style bolt, M12-1.75X50mm hex flange washer head matpoint, M12 - 1.75 x 50 m thread series