The Defense Logistics Agency-Aberdeen is seeking sources capable of manufacturing parts for the Common AN/APX Transponder, specifically a Power Supply and a Circuit Card Assembly, as the government lacks the technical data package. This is a Sources Sought announcement for market research only, not a request for quote or proposal, and no contract will be awarded from it. Interested parties must submit capability documentation, including drawings, test results, and data rights, by June 16, 2026. Performance of services would be for the Army Integrated Logistics Supply Center, with location details not specified. No budget amount is mentioned in the description.