HII said Monday it will purchase long-lead items such as main propulsion systems, steel, generators, electrical switchboards and major castings for the Legend-class vessel designed for maritime homeland security, law enforcement, marine safety, environmental protection and national defense missions.
The high-endurance NSC spans 418 feet and contains a 54-foot beam, an aft launch and recovery section suitable for two rigid-hull inflatable boats and a flight deck for both manned and unmanned rotary-wing aircraft.
The ship can displace 4.5K tons with a full load, house a crew of 120 and travel for 12K miles for 60 days at speeds reaching 28 knots.
Ingalls Shipbuilding President Brian Cuccias said the contract will streamline the production of NSC components and support the companys 422 suppliers in 40 states.
The Coast Guard will obligate advance procurement funds for the project.
HIIs Ingalls unit has provided seven of the Coast Guards flagship NSCs slated to replace the service branchs 12 Hamilton-class high-endurance cutters that have been deployed since the 1960s.