Airworthiness Directives

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LEONARDO S.p.a. HELICOPTERS [Docket No. FAA-2020-0554; Product Identifier 2016-SW-088-AD; Amendment 39-21245; AD 2020-19-04] The FAA is adopting a new airworthiness directive (AD) for Leonardo S.p.a. (Leonardo) Model AB139 and AW139 helicopters. This AD requires removing certain main gearbox (MGB)...

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