MC-21-300 flight test with serially-built components and technologiesRussian MC-21-300 airliner completed first flight from serially produced components and technologies. Built by serial technologies, the passenger liner MC-21-310 took to the air from the airfield of the Irkutsk Aircraft Plant of the United Aircraft Corporation (UAC). The flight lasted 1 hour 23 minutes reaching an altitude of 6000 meters and a speed of 600km/h. The successful flight confirms the readiness of production chains for the serial production of the aircraft. In parallel, the process of completing certification of the aircraft is underway.Currently, the MC-21-310 has completed more than half of the certification flight program.