Dillingham Ship Repair, Portland, Ore., is being awarded a $4,904,706 fixed price contract for a biennial overhaul and reduction gear replacement on the USNS Potomac, a privately owned tanker under long-term bareboat charter by Military Sealift Command. The Trinidad Corporation, which is responsible for operation and maintenance of four Navy controlled tankers under a contract with the U.S. Navy's Military Sealift Command, is the contracting activity. (N00033-70-C-0084)