Latest Chinook helo variant has excessive rotor blade vibrations heading into major test
January 28, 2021
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 first half of the calendar year, according to a report by the Pentagon’s chief weapons tester.
The new Advanced Chinook Rotor Blade, or ACRB, on the CH-47F Block II aircraft “produces excessive…