This is a procurement for 14 check valves to be delivered to DLA Distribution within 341 days after order receipt. The approved sources for the valve are 02731 HS4550-12A and 99240 HS4550-12A. The solicitation is available only electronically via a provided link, with no hard copies or supporting specifications available. Quotes must be submitted electronically. All responsible sources are invited to submit a quote for consideration.