U.S. Secretary of the Navy Carlos Del Toro announced Monday the third Columbia-class ballistic-missile submarine will be named for Groton, home of the Naval Submarine Base and Electric Boat ...

Parts from both US and Australian manufacturers will be used to build two critical submarine classes. The Virginia-class and Columbia-class submarine programmes have signed long-lead contracts with ...

WASHINGTON – Secretary of the Navy Carlos Del Toro announced Jan. 13 that the newest Columbia-class ballistic missile submarine will be named the future USS Groton (SSBN 828). The announcement was ...

The Columbia-class submarines are widely considered to be among the Department of Defense’s highest priorities as they are designed to replace the existing Ohio-class submarines that will be ...

The Columbia-class submarines are widely considered to be among the Department of Defense’s highest priorities as they are designed to replace the existing Ohio-class submarines that will be ...

The Columbia-class submarines, claimed to be the largest the US Navy has ever constructed at 580ft, are being built to replace the ageing Ohio-class fleet. These ballistic missile submarines have ...

The Columbia-class submarines are widely considered to be among the Department of Defense’s highest priorities as they are designed to replace the existing Ohio-class submarines that will be ...

BELOIT, Wis. – Salem-based Hunt Valve is starting the year with $96 million in purchase orders to provide ship service ball valves and forged high-pressure system valves to 12 new Virginia-class and ...

Here’s What You Need to Remember: The Columbia class is to be equipped with an electric-drive propulsion train, as opposed to the mechanical-drive propulsion train used on other Navy submarines.