The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking suppliers for the procurement of the Spacer Assembly, NSN 1560-010225449, which is critical for the Stratolifter C/KC aircraft. This procurement will be conducted as an unrestricted solicitation for an Indefinite Quantity Contract (IQC) with a base period of five years, requiring an estimated annual quantity of 40 units, with delivery expected 155 days after order placement. The selected contractors must be certified by the Department of Defense to access unclassified data, and the solicitation will be available on the DLA Internet Bid Board System (DIBBS) around November 21, 2025. Interested parties can direct inquiries to Tatjana Klemmer at tatjana.vaughan@dla.mil and are encouraged to participate in a reverse auction process through the Procurex system.