This is an unrestricted procurement for a nonpowered check valve, with an estimated annual demand quantity of 494. Delivery is required within 360 days after issuance of each delivery order, with FOB origin and inspection/acceptance at origin. The item is subject to the Trade Agreement Act, and the Berry Amendment/domestic material restriction may apply. Offerors must comply with CMMC Level 2 certification and export-control requirements, including JCP certification and DLA approval for access to technical data. This is a critical application item with an approved source (Meggitt Aircraft Braking Systems P/N 9534011-1).