This contract is an administrative modification to extend the period of performance for two contract line items under a delivery order issued by the Naval Sea Systems Command (NAVSEA) to Rolls-Royce Marine North America Inc., doing business as Rolls-Royce Naval Marine. The original contract was awarded on August 5, 2016 and has a ceiling value of $2,556,372.00. The contract supports the manufacture of a rotor mould for the SSN 774 Virginia Class Submarine, which is a Major Defense Acquisition Program (MDAP) managed by the U.S. Department of the Navy. The contract is a cost-plus-fixed-fee type and does not have a set-aside designation. Rolls-Royce Marine North America Inc. is a foreign-owned, for-profit manufacturer of marine propulsion systems and specialized maritime components that serves as a critical supplier to the U.S. Navy, Coast Guard, and Military Sealift Command.