POCATELLO, ID, USA
N49694
NAPPER VANCRAFT
THE EXPERIMENTAL GYROCOPTER WAS ON A TEST FLIGHT WHEN THE RIGHT RUDDER PEDAL PIVOT BOLT BROKE. THE AIRCRAFT BEGAN A SPIRAL IN A COUNTER-CLOCKWISE DIRECTION WITH THE RUDDER SEPARATING FROM THE AIRCRAFT AT THE HINGE POINTS. THE AIRCRAFT CONTINUED TO SPIRAL TO THE GROUND TO IMPACT.
Source: NTSB Aviation Accident Database
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