Background
In forceBackground
Background Background
To prevent fatigue failure Sensenich now requires all subject propellers to be modified to the "K" revision status irrespective of the type of engine crankshaft installation.
The original issue of this Airworthiness Directive became effective on 30 September 1970.
Amendment 1 of this Airworthiness Directive became effective on 31 January 1973.
Amendment 2 of this Airworthiness Directive became effective on 30 September 1978.
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