This is a market research notice for Production, Engineering, Technical, and Logistic Support Services for the AN/APR-39 Radar Signals Detecting Set. The place of performance for the potential future contract is Huntsville, Alabama. The notice seeks companies with capabilities in production, engineering, logistics, foreign military sales, configuration management, and platform integration for this aircraft survivability system. This is not a solicitation for proposals, and no contract will be awarded directly from responses. Interested parties must submit a capabilities statement by the specified deadline.