Primary finding
Probable cause
The main rotor blade separated due to fatigue. Factors were: an Airworthiness Directive was not properly performed, and inadequate inspection of the main rotor blades.
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NTSB investigation record
SEA97LA117
CompletedHiller Uh-12E· N3005J
- Date
- May 21, 1997
- Location
- Miltonfreewater, OR
- Conditions
- VMC
- Record
- Completed
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