The destroyer Rafael Peralta fires its Mark 45 5-inch light-weight gun during a live-fire exercise while operating in the Philippine Sea in January 2023. (MC1 Greg Johnson/U.S. Navy) The U.S. Navy ...
The US Navy has contracted BAE Systems to upgrade Mk 45 5-inch naval gun systems, including the overhaul of existing systems, to the Mk 45 Mod 4 configuration. This modification, worth $23.5m ...
The gun was first deployed in 1971 as the Mk 45 Mod 0, and has been updated in the more than five decades since. With the final retirement of the United States Navy’s Iowa-class battleships in ...
Yet the guns hadn’t totally disappeared from the picture. The U.S. Navy’s newest Arleigh Burke class of guided-missile destroyers are armed with the Mk 45 five-inch 54/62 caliber guns ...