This is a restricted solicitation for commercial items, anticipated to result in a firm-fixed-price purchase order awarded on a sole-source basis to Clayton International, Inc. for Original Equipment Manufacturer (OEM) parts. All parts must have clear traceability to Clayton International, Inc. (Cage Code: 08EX5), and only new, airworthy commercial or military standard parts with a Certificate of Conformance will be accepted. The government may increase the quantity of Line Item 1 by up to 30 units, for a maximum of 60 units, at the unit price specified. No drawings, specifications, or schematics are available from the agency. The closing date for receipt of offers is July 21, 2026, at 11:00 AM EDT.