The U.S. Coast Guard is seeking quotations for 17 units of a specific water pressure regulating valve (NSN 4820-00-812-4121) used in A/C systems. The contract will be awarded as a firm fixed price, lowest price technically acceptable, on an all-or-none basis. Performance will be at various inventory control points in the southern regions to support patrol boat fleet operations. Offerors must be registered in SAM and comply with strict MIL-STD packaging, packing, marking, and bar-coding requirements. No budget amount or non-bid timeline is specified.