Advanced firepower will continue to play a critical role at sea as Sailors face advanced threats ...

The gun was first deployed in 1971 as the Mk 45 Mod 0, and has been updated in the more than five decades since.

The company will extend the barrel of the Mk 45, strengthen the gun mounts and incorporate a fully digital control system.

The US Navy has contracted BAE Systems to upgrade Mk 45 5-inch naval gun systems, including the overhaul of existing systems, ...

The US Navy has awarded BAE Systems over $70 million to upgrade Mk 45 five inch naval gun systems and ancillary equipment.

Defence giant BAE Systems has won a Royal Navy contract worth almost £300m which will support more than 200 UK jobs. The ...

BAE Systems won a U.K. government contract worth $355.8 million to upgrade the threat detection systems on Royal Navy ...