What was found
(AUS) MAIN ROTOR TRANSMISSION OUTPUT SHAFT BEARING DISINTEGRATED. TAILROTOR DRIVESHAFT TWISTED UP AT TRANSMISSION END.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(AUS) MAIN ROTOR TRANSMISSION OUTPUT SHAFT BEARING DISINTEGRATED. TAILROTOR DRIVESHAFT TWISTED UP AT TRANSMISSION END.