WASHINGTON, Dec. 22 -- Federal Aviation Administration has issued a proposed rule called: Airworthiness Directives; Restricted Category Model CH-47D Helicopters.
The proposed rule was published in the Federal Register on Dec. 22 by Steven W. Thompson, Acting Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service.
Summary: The FAA proposes to adopt a new airworthiness directive (AD) for all restricted category Model CH-47D helicopters. This proposed AD was prompted by reports of fatigue cracking of the right-hand (RH) forward transmission support beam fitting. This proposed AD would require repetitively inspecting the RH forward transmission support beam fitting for cracking and, depending on the results, repa...