Superseded. This AD was superseded by AD 2022-08-10. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2020-12-07
Effective 07/20/2020 · Published 06/15/2020
Airworthiness Directives; Hamilton Sundstrand Corporation Propellers
Summary
The FAA is adopting a new airworthiness directive (AD) for certain Hamilton Sundstrand Corporation (Hamilton Sundstrand) 54H60 model propellers. This AD was prompted by the failure of a propeller blade that resulted in the loss of the airplane. This AD requires initial and repetitive eddy current inspections (ECIs) of the affected propeller blades and replacement of the propeller blades that fail the inspection. The…