MIL-S-24093/3, MILITARY SPECIFICATION: STEEL FORGINGS, CARBON, AND ALLOY, HEAT-TREATED (CLASS B, ALLOY STEEL, HEXAGONAL BAR) (05 NOV 1991)
MIL-S-24093/3, MILITARY SPECIFICATION: STEEL FORGINGS, CARBON, AND ALLOY, HEAT-TREATED (CLASS B, ALLOY STEEL, HEXAGONAL BAR) (05 NOV 1991).