The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of 18 units of the NSN 1660-01-412-7467 Heat Exchanger, Air. This solicitation is a Total Small Business Set-Aside and aims to fulfill specific requirements for aerospace craft components and accessories, which are critical for maintaining operational readiness in military aircraft. Interested vendors are encouraged to submit their quotes electronically, as hard copies of the solicitation will not be available, and all submissions must be received in a timely manner. For inquiries, potential bidders can contact the buyer via email at DibbsBSM@dla.mil, with the delivery expected at the DLA Distribution Depot in Oklahoma within 159 days after award.