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NTSB investigation record

ATL96LA104

Completed

Hiller Uh-12E· N102HT

Date
July 11, 1996
Location
Cottondale, FL
Conditions
VMC
Record
Completed

Primary finding

Probable cause

failure of the main rotor drive torsional coupling and inner gimbal ring, which resulted in jamming of the flight controls during an attempted autorotation.

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