This is a solicitation for the repair of two valve regulators for U.S. Coast Guard HC-27J aircraft, with the work requiring access to specific OEM parts and technical data from LIEBHERR-AEROSPACE TOULOUSE SAS. The government anticipates awarding a firm-fixed price purchase order on a sole source basis to Leonardo Spa. The solicitation is restricted, but all responsible sources may submit a quotation for consideration. Quotations must have shipping terms of F.O.B. Destination or F.O.B. Origin.