DOWTY
DOWTY R212/4-30-4/22 and R251/4-30-4/49 Propellers [Docket No. FAA-2011-0033; Directorate Identifier 2011-NE-01-AD] – This proposed AD would require operators to conduct repetitive inspections of the buttress threads in the propeller hub and driving center assembly for cracks, per the instructions...
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