The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking proposals for the procurement of 16 units of a power transformer, identified by NSN 5950011904759 and Part Number 593R517A01. This acquisition is classified as a sole source requirement, with Northrop Grumman Systems Corporation being the only approved source; however, other manufacturers may submit a source approval package for consideration. The transformers are crucial components for military applications, and the contract will be awarded as a firm fixed-price agreement, with delivery required within 535 days after receipt of order to specified locations in Pennsylvania and Oklahoma. Interested vendors should contact Sean Gallagher at sean.gallagher@dla.mil for solicitation details, with the anticipated solicitation issue date around May 6, 2025, and a closing date of June 5, 2025.