The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking proposals for an indefinite quantity contract (IQC) for the procurement of shackles, specifically NSN 4030-01-504-7788, manufactured by Columbus McKinnon Corp. The contract will cover a base period of five years with an estimated annual quantity of 2,780 units, requiring a minimum delivery order of 590 units and a maximum of 2,780 units, with delivery expected 157 days after order receipt. This procurement is crucial for ensuring the availability of fittings for rope, cable, and chain, which are essential components in various defense applications. Interested vendors should submit written quotes and can access the solicitation on the DLA Internet Bid Board System (DIBBS) around December 19, 2025; for inquiries, contact Thuy Ho at Thuy.Ho@dla.mil.