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Accident description
Last updated: 19 October 2017
Status:Final
Date:Tuesday 14 July 1981
Time:17:39
Type:Silhouette image of generic DC4 model; specific model in this crash may look slightly different
Douglas SC-54G (DC-4)
Operator:Aero Union
Registration: N3373F
C/n / msn: 36061
First flight: 1945
Crew:Fatalities: 2 / Occupants: 2
Passengers:Fatalities: 1 / Occupants: 1
Total:Fatalities: 3 / Occupants: 3
Airplane damage: Damaged beyond repair
Location:near Kenai, AK (   United States of America)
Phase: En route (ENR)
Nature:Cargo
Departure airport:Kenai Airport, AK (ENA/PAEN), United States of America
Destination airport:King Salmon Airport, AK (AKN/PAKN), United States of America
Narrative:
While flying at 2000 feet, a catastrophic failure of the no. 2 cylinder caused a no. 1 engine fire. A massive fire of the outboard part of the left wing led to the separation of this part while returning to the airport.

Probable Cause:

PROBABLE CAUSE:
powerplant - engine structure: cylinder assembly
miscellaneous acts,conditions - material failure
powerplant - propeller and accessories: other
miscellaneous acts,conditions - overload failure
FACTORS:
miscellaneous acts,conditions - fire in engine
miscellaneous acts,conditions - fire in wing
miscellaneous acts,conditions - separation in flight
complete power loss - complete engine failure/flameout-1 engine

Classification:

Loss of control

Sources:
» NTSB


Photos

photo of Douglas SC-54G N3373F
photo of Douglas SC-54G N3373F
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Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Kenai Airport, AK to King Salmon Airport, AK as the crow flies is 367 km (229 miles).
Accident location: Global; accuracy within tens or hundreds of kilometers.

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