ASN Wikibase Occurrence # 364642
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| Date: | Saturday 24 August 1991 |
| Time: | 20:50 LT |
| Type: |  Cessna T207A |
| Owner/operator: | Katmailand, Inc. |
| Registration: | N73762 |
| MSN: | 624 |
| Total airframe hrs: | 1708 hours |
| Engine model: | Allison 250-C-205 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Coville Lake, AK -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Executive |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
AFTER AN EMERGENCY LANDING ON A SMALL LAKE, THE AIRPLANE WAS SUBSTANTIALLY DAMAGED AND THE PILOT WAS NOT INJURED. EXAMINATION OF THE ENGINE REVEALED THE DRIVE SHAFT HAD BECOME DISCONNECTED FROM THE ENGINE DURING FLIGHT. FOUR OF THE FIVE DRIVE SHAFT COUPLING BOLTS FAILED DUE TO FATIGUE.
Probable Cause: A TOTAL FAILURE OF THE POWER OUTPUT SHAFT BOLTS DUE TO FATIGUE. CONTRIBUTING TO THE ACCIDENT WAS THE ROUGH AND UNEVEN TERRAIN.
Accident investigation:
 |
|
Sources:
NTSB ANC91LA134
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 19-Mar-2024 17:12 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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