TERRELL, TX, USA
N8856F
HUGHES 269A
ACFT WAS SUBSTANTIALLY DAMAGED DURING AN AUTOROTATIVE LANDING AFTER THE PLT HEARD A 'LOUD POP' FROM THE REAR OF THE HELICOPTER. INVESTIGATION REVEALED THE SPINES ON THE LOWER PULLEY SHAFT COUPLING WERE SEVERLY STRIPPED.
Source: NTSB Aviation Accident Database
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