The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Warner Robins, GA, is soliciting proposals for the procurement of a Fuel Liquid Quantity Indicator, specifically NSN 6680-01-360-9451, with a sole source designation to Ontic Engineering & Manufacturing, Inc. This procurement falls under the category of Totalizing Fluid Meter and Counting Device Manufacturing, highlighting the importance of accurate liquid measurement in defense operations. Proposals are due by June 9, 2025, with responses required by June 16, 2025, and interested parties should contact Christine Smith at Christine.smith.20@us.af.mil for further details regarding submission procedures and compliance requirements.