The Department of Defense, through the Defense Logistics Agency (DLA Troop Support), is seeking quotes for the procurement of three units of the CORE ASSEMBLY, FLUID, identified by NSN 4420013629389. This solicitation is a Total Small Business Set-Aside and aims to fulfill specific requirements for power boiler and heat exchanger manufacturing, which are critical for various defense applications. Interested vendors must submit their quotes electronically, as hard copies will not be provided, and the solicitation is available on the DLA's DIBBS website. For inquiries, potential bidders can contact the DLA at DibbsBSM@dla.mil, with quotes due within 167 days after the award date.