ASN Wikibase Occurrence # 364789
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Date: | Thursday 1 August 1991 |
Time: | 20:30 LT |
Type: | Mooney M-20F |
Owner/operator: | Private |
Registration: | N6848V |
MSN: | 221 |
Year of manufacture: | 1964 |
Total airframe hrs: | 1461 hours |
Engine model: | LYCOMING IO-360AIA |
Fatalities: | Fatalities: 0 / Occupants: 3 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Wood River, AK -
United States of America
|
Phase: | En route |
Nature: | Private |
Departure airport: | Fairbanks, AK (FAI) |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PILOT-IN-COMMAND STATED THT DURING CRUISE FLIGHT THE PROPELLER STOPPED TURNING WITHIN SIX REVOLUTIONS WITHOUT WARNING. HE WAS FORCED TO LAND ON A SAND BAR ON THE WOOD RIVER. DURING THE LANDING THE NOSE GEAR AND RIGHT MAIN GEAR COLLAPSED. EXAMINATION OF THE ENGINE REVEALED THAT THE CONNECTING ROD CAP FROM THE NUMBER 4 CONNECTING ROD HAD FAILED APPROXIMATELY 1/2 INCH FROM THE MATING SURFACE, ABEAM THE HEAD OF THE CONNECTING ROD BOLT.
Probable Cause: THE FAILURE OF THE NUMBER 4 CYLINDER CONNECTING ROD COP DUE TO FATIGUE. CONTRIBUTING TO THE ACCIDENT WAS THE ROUGH SURFACE OF THE FORCED LANDING AREA.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | ANC91LA113 |
Status: | Investigation completed |
Duration: | 1 year and 9 months |
Download report: | Final report |
|
Sources:
NTSB ANC91LA113
History of this aircraft
Other occurrences involving this aircraft Location
Revision history:
Date/time | Contributor | Updates |
19-Mar-2024 18:51 |
ASN Update Bot |
Added |
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