This is a Special Notice of Intent to Award a sole-source contract to AIRBUS DS MILITARY AIRCRAFT, INC. for the purchase of specific spare parts for the HC-144 aircraft. The government believes only this vendor has the required proprietary data to provide these items. Vendors who believe they have the expertise and capability to provide these parts must submit complete information within ten calendar days from the notice posting. The performance location is not specified, and no budget amount is listed.