This opportunity is for the overhaul of seven Liquid Oxygen Converters for the U.S. Coast Guard C27J aircraft, with performance expected at the contractor's facility. The government anticipates awarding a firm-fixed-price purchase order on a sole source basis to Essex Industries Inc., and all items must have clear traceability to that OEM. Quotations are due by 4:30 p.m. Eastern Time on May 6, 2026, and must include shipping terms of F.O.B. Destination or F.O.B. Origin. No budget amount is specified in the description. The requirement is restricted, and no drawings or specifications are available from the USCG.