The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is soliciting proposals for the procurement of a pre-amplifier unit, classified under NAICS code 336413 for Other Aircraft Parts and Auxiliary Equipment Manufacturing. This solicitation requires that all proposals come from Government-approved sources, as drawings and technical data are not available, and submissions from non-approved sources will be deemed technically unacceptable. The items are intended for Foreign Military Sales (FMS) customers and will not enter the DoD supply chain, emphasizing the importance of compliance with specific quality and warranty requirements. Interested vendors should contact Malcolm Fils at 215-737-0422 or via email at MALCOLM.FILS@DLA.MIL for further details and to submit proposals.