US.Navy MK45 Gun System Contract

US Navy to overhaul and upgrade two Mk 45 naval guns bringing them to the 5-inch 62-caliber Mk 45 Mod 4 configuration. The contract, worth $25.7 million, was announced on 18August.

The Mod 4 is an upgrade to the Mod 2 design, which 'significantly enhances overall mission performance', improving the accuracy and reliability of the system.

BAE Systems said that upon delivery, the two gun systems will be installed on new construction Arleigh Burke Class (DDG 51) Destroyers. The 5-inch Mk 45 Mod 4 includes strengthened gun and mount subsystems, advanced control system enhancements, a modern touch-screen user interface and a low maintenance gun shield.

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