This opportunity is a total small business set-aside for the manufacture and supply of a HEAT INTERCHANGER, based on a specific CAGE/part number; no technical drawings are available. Offerors must be authorized distributors of the original manufacturer and provide proof with their quote. The item requires MIL-STD-130 marking and MIL-STD-2073 packaging, with inspection and acceptance to occur at unspecified locations. Award will be made using Lowest Price Technically Acceptable (LPTA) criteria. The contract includes standard quality assurance, production facility change restrictions, and various regulatory clauses (e.g., Buy American, security prohibitions).