The U.S. Air Force seeks a ten-year contract for the overhaul of C-5 Main Landing Gear Hydraulic Brake Assemblies, involving tear-down, testing, evaluation, and related services. The contract will have a one-year basic period followed by up to nine one-year ordering periods, with an estimated annual quantity of 56 units. The Request for Proposal is anticipated for release in May 2026. The acquisition will be a full and open competition using a Lowest Price Technically Acceptable source selection process. Some items are subject to the Buy American Act.