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Accident description
Last updated: 17 October 2017
Status:
Date:Wednesday 12 December 1956
Type:Silhouette image of generic C46 model; specific model in this crash may look slightly different
Curtiss C-46F-1-CU Commando
Operator:Aerovias Sud Americana
Registration: N1662M
C/n / msn: 22545
First flight: 1945
Crew:Fatalities: 0 / Occupants: 2
Passengers:Fatalities: 0 / Occupants: 0
Total:Fatalities: 0 / Occupants: 2
Airplane damage: Damaged beyond repair
Location:90 km (56.3 mls) SE off Panama [Gulf of Panama] (   Atlantic Ocean)
Phase: En route (ENR)
Nature:Cargo
Departure airport:?
Destination airport:?
Narrative:
The no. 1 propeller over-revved in flight. Because the engine could not be feathered, the crew were forced to return to the airport. Altitude was lost fast and a ditching had to be carried out in the Gulf of Panama. The aircraft remained afloat for half an hour before it sank in 100 feet of water.

Classification:
Ditching

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This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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