Apparently, AH-64E’s tail rotor gear box is rusting in Taiwan’s climate

Taiwan found out that its new AH-64Es’ tail rotor gearboxes were corroding in the hot and humid climate in March and steps have been taken to solve the problem.

ROCA AH-64E 816 Display at Hukou Camp Left Rear View 20140329
By 玄史生 (Own work) [CC0], via Wikimedia Commons

The gearbox on the E model uses a new aluminum-magnesium alloy and Boeing is investigating if the new material is the culprit.

[thumb]http://www.taipeitimes.com/News/taiwan/archives/2015/10/28/2003631119[/thumb]