The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking suppliers for an indefinite quantity contract (IQC) for pressure bellows used in the B-52 Stratofortress aircraft. The procurement involves an estimated annual quantity of 80 units of the pressure bellows, specifically manufactured by Transdigm Inc. under part number 114535, with a delivery timeline of 235 days after the date of order. This contract is crucial for maintaining the operational readiness of the B-52 aircraft, which plays a significant role in national defense. Interested vendors can access the solicitation on the DLA Internet Bid Board System (DIBBS) around November 18, 2025, and should direct inquiries to Gladys Brown at gladys.brown@dla.mil or call 445-737-4113 for further information.