NTSB Identification: ANC85IA083.
The docket is stored on NTSB microfiche number 27737.
Scheduled 14 CFR
Incident occurred Monday, May 13, 1985 in CAPE SIMPSON, AK
Aircraft: CESSNA 207A, registration: N9943M
Injuries: 7 Uninjured.
NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.
# 6 CYL EXPLODED IN FLT DUE TO CONNECTING ROD COMING APART. POST-ACCIDENT INSP REVEALED THAT NUT HAD BACK OFF DUE TO INADEQUATE TORQUE & NO COTTER KEY INSTALLED IN NUT.
The National Transportation Safety Board determines the probable cause(s) of this incident to be:ENGINE ASSEMBLY,CONNECTING ROD..DISCONNECTED
The National Transportation Safety Board determines the probable cause(s) of this incident to be:MAINTENANCE,MAJOR REPAIR..INATTENTIVE..OTHER MAINTENANCE PERSONNEL
IMPROPER USE OF PROCEDURE..OTHER MAINTENANCE PERSONNEL
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