UAC completes PD-14 second-stage flight testing for MC-21

Credit: Rostec
Russia’s United Engine Corp. (UEC), a part of state-owned Rostec Corp., has completed the second stage of flight tests for the PD-14 engine that will power the Irkut MC-21. “The major aim of the trials was to confirm the working efficiency of the engine within different altitude and speed conditions...

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