Aircraft
Irkut MC-21 Undergoes Repeat Cold Soak
Now stationed in Russia’s coldest republic, the MC-21-300 has reached the halfway mark of a repeat cold-soak test.
The first MC-21-310 (background) and the second MC-21-300 test example participate in the flying display at last year's MAKS airshow outside Moscow. (Photo: Vladimir Karnozov)
The first MC-21-310 (background) and the second MC-21-300 test example participate in the flying display at last year's MAKS airshow outside Moscow. (Photo: Vladimir Karnozov)

The Irkut MC-21-300 is halfway through a repeat cold soak test in Yakutia, Russia’s coldest republic. The testing will confirm the narrowbody airliner’s ability to start at ambient temperatures below -30 deg C, currently the lowest limit in the data chart to the type certification.


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