Primary finding
Probable cause
Failure of the input drive gear of the tail rotor gear box for undetermined reasons because the drive gear was not recovered from the ocean.
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NTSB investigation record
MIA90LA120
CompletedEnstrom F-28A· N9056
- Date
- May 13, 1990
- Location
- Marathon, FL
- Conditions
- VMC
- Record
- Completed
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