http://andyflowers.livejournal.com/ ([identity profile] andyflowers.livejournal.com) wrote in [personal profile] strangernn 2015-10-15 09:28 am (UTC)

Скажем так, нередко. Всё таки они самые нагруженные элементы конструкции.
Навскидку, у нас: http://rusnovosti.ru/posts/17283
У них: http://helimen.livejournal.com/95152.html

Кстати, обе катастрофы Ми-28Н по причине отказа редукторов.
(32 comments)

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