This is a solicitation for a firm-fixed price purchase order to repair one Frequency Converter, anticipated to be awarded on a sole-source basis to Airbus DS Military Aircraft, Inc. The work requires technical expertise and access to OEM parts from Avionic Instruments LLC. Quotations must use F.O.B. Destination or F.O.B. Origin shipping terms and include a Certificate of Conformance. The small business size standard for this restricted solicitation is $40 million.