(Embraer)At the Air Force Association’s Air, Space & Cyber conference this week, Embraer displayed a model of the twin jet medium-lift aircraft in full Air Force livery and touted its American-made parts. The KC-390 model in USAF markings at Air, Space & Cyber ’25 (Author Photo)The KC-390 model in USAF markings at Air, Space & Cyber ’25 (Author Photo)Embraer is also evaluating site locations in the U.S. for a KC-390 manufacturing facility, the company said. Portuguese Air Force 506th Squadron service members talk after cold load training at Ramstein Air Base, Germany, July 15, 2024. During the training, U.S. and Portuguese service members tested the cargo capabilities of a Portuguese KC-390 Millennium aircraft using an M142 HIMARS. “We see that the tanking needs of the U.S. Air Force are there.