The Department of Defense, through the Defense Logistics Agency (DLA Troop Support), is seeking quotes for the procurement of three units of the HEAT INTERCHANGER, NSN 4130014191030. This solicitation is a Total Small Business Set-Aside, aimed at manufacturers within the Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing industry, as indicated by NAICS code 333415. The successful vendor will be responsible for delivering the specified units to DLA Distribution within 167 days after the order is placed. Interested parties should submit their quotes electronically, and any inquiries regarding the solicitation can be directed to the buyer via email at DibbsBSM@dla.mil.