MC-21 Wing Box Break Prompts Testing Rethink | Aviation International News

MC-21 Wing Box Break Prompts Testing Rethink

Irkut breaks MC-21 wing during testing.

A second composite wing box for the Irkut MC-21 has entered testing.

By Vladimir Karnozov

February 16, 2012

The all-composite wing box of Russia’s next-generation Irkut MC-21 narrowbody jetliner is back in testing, according to the Central Aerohydrodynamic Institute (TsAGI) near Moscow. In January the first wing box cracked under excessive loading, the institute reported, but in February the testing continued on the second specimen.

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