SOLICITATION Request for Proposal Repair of the C-5 Aft Center Cargo Door Left-hand Side “C Model”, NSN: 1560-01-296-6316UC, Part Number: 4F69010-101A, and C-5 C-Aft Center Cargo Door Right-hand Side “C Model”, NSN: 1560-01-297-9975UC, Part Number: 4F69010-102A The Government is conducting market research to identify potential sources that possess the expertise, capabilities, facilities, equipment, and experience to repair the C-5 Aft Cargo Center Door – both left and right sides. NSN 1560012966316 The Left Side door is assigned an RMC/RMSC of R1/G. RMC R1 - Suitable for competitive repair for the second or subsequent time. RMSC G. The Government has rights to the technical data, the data package is complete, and there are no technical data, engineering, tooling or repair restrictions. This is the only RMSC that implies that parts are candidates for full and open competition. NSN 1560012979975 The Right Side door is assigned an RMC/RMSC of R2/G RMC R2 - Suitable for competitive repair for the first time. RMSC G. The Government has rights to the technical data, the data package is complete, and there are no technical data, engineering, tooling or repair restrictions. This is the only RMSC that implies that parts are candidates for full and open competition. This requirement is The Aft Center Cargo Doors of the “C” models are split down the centerline and attached to the side doors at the right and left rear of the aircraft, unlike the Aft Cargo Door on the C-5 “A” and “B” models. The primary function of these doors is to allow for the loading and unloading of cargo onto the aircraft. These items will be used on the C-5 aircraft until expected aircraft retirement in 2045. The agency's minimum needs can only be satisfied by the unique services available from ES3 as they currently possess the necessary tooling to facilitate the repairs of NSNs, 1560-01-296- 6316UC, and 1560-01-297-9975UC and can meet the urgent delivery needs of the Government. It is more It has been determined to be uneconomical to reverse engineer the data, qualify a new source, or buy the data and/or data rights. THIS IS A SOLE SOURCE REQUIRMENT. AND THE GOVERNMENT DOES NOT OWN THE DATA. Please respond by Closing Date 27 JUNE 2026 5:00PM EST ***MORE INFORMATION AND INSTRUCTIONS FOR SUBMISSION OF INFORMATION, INTEREST, AND QUESTIONS IS FOUND IN THE ATTACHMENT***