The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Warner Robins, Georgia, is conducting market research to identify potential sources for the manufacture of C-5 Direct Linear Valves. The specific requirements include hydraulic directional control valve assemblies, with National Stock Numbers (NSN) 4810001164496UC and 4820004775080UC, which are critical components for the C-5 aircraft. The government intends to award a sole source contract to Eaton Aerospace LLC, the original equipment manufacturer, due to their unique capabilities and possession of necessary technical data. Interested parties are encouraged to express their interest and capabilities by contacting Janet Butcher or Terrence Wideman by November 19, 2024, as the procurement will follow Other Than Full and Open Competition guidelines.