WASHINGTON — The U.S. Army is dealing with excessive rotor blade vibrations in its latest variant of the Boeing-manufactured Chinook cargo helicopter as it heads into a limited-user test during the ...
With more than 500 CH-47F and MH-47G Chinooks in its inventory, the US Army is yet to commit to the Block 2 upgrade that is geared at restoring lost lift capacity. (US Army) The US Army is waiting on ...
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