The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking proposals for the procurement of duct assemblies for air conditioning systems. This opportunity is set aside for small businesses under the Total Small Business Set-Aside (FAR 19.5), emphasizing the need for qualified vendors in the aerospace components sector, specifically under the NAICS code 336413. The duct assemblies are critical components for maintaining operational efficiency and comfort in military aircraft. Interested parties should direct any inquiries regarding the solicitation to the buyer listed in the solicitation document, and can find additional information by visiting the DLA's DIBBS website.