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).