This opportunity involves the supply of a specific part (NSN 1H-8010-015652623-ST) requiring engineering source approval, with delivery to Pearl Harbor Naval Shipyard in Hawaii and Portsmouth Naval Shipyard in Maine. The part must be acquired from an approved source due to unique design and manufacturing knowledge that is not economically available to the government. Any alternate source must qualify through government-approved procedures, and award will only be made to offerors meeting qualification requirements at the time of award. Interested parties may identify their capability to supply a commercial item within 15 days of this notice. No budget amount is specified.