In the latest announcement of US Department of Defense, Navy, contracts, Huntington Ingalls Inc. and Northrop Grumman Systems Corp. Huntington Ingalls Inc., Newport News, Va., is being awarded a $7,319,933 cost-plus-fixed-fee modification to previously awarded contract (N00024-12-C-2101) for planning and design yard functions for standard Navy valves in support of nuclear-powered submarines. Work will be performed in Newport News, Va., and is expected to be completed by September 2014. The Naval Sea Systems Command, Washington, D.C., is the contracting activity. Northrop Grumman Systems Corp., Charlottesville, Va., is being awarded an $8…