The United States Coast Guard is seeking quotations for 20 units of a specific brand-name check valve (NSN 4820-01-625-2627) used on 154' FRC systems, with a mandatory requirement for MIL-STD-2073-1E Method 10 packaging in wood or fiberboard boxes. Award will be made on a lowest price technically acceptable basis, with a firm fixed price contract, and all responsible sources may submit quotes. Offerors must be registered in SAM.gov and include a completed FAR 52.212-3 with their quote. The location for performance is not specified, and no budget amount is provided.