The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of proportional valves, specifically NSN 4820014390288. The requirement includes two lines: 6 units to be delivered to DLA Distribution Depot Hill and 14 units, both due within 169 days after order. These valves are critical components used in various military applications, ensuring operational efficiency and reliability. Interested vendors must submit their quotes electronically, as hard copies will not be available, and any inquiries should be directed to the buyer via email at DibbsBSM@dla.mil.