MS9066, MILITARY STANDARD, BOLT, MACHINE-DOUBLE HEXAGON, EXTENDED WASHER HEAD, CORROSION AND HEAT RESISTANT STEEL, DRILLED, .5625-18 NS (8 AUG 1986)
MS9066, MILITARY STANDARD, BOLT, MACHINE-DOUBLE HEXAGON, EXTENDED WASHER HEAD, CORROSION AND HEAT RESISTANT STEEL, DRILLED, .5625-18 NS (8 AUG 1986).