ASN Aircraft accident Douglas C-47A-25-DK (DC-3) OO-CBN Kikwit

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Status:
Date:	Monday 4 February 1952
Type:	Douglas C-47A-25-DK (DC-3)
Operator:	Sabena
Registration:	OO-CBN
MSN:	13450
First flight:	1944
Engines:	2 Pratt & Whitney R-1830-92
Crew:	Fatalities: 4 / Occupants: 4
Passengers:	Fatalities: 12 / Occupants: 12
Total:	Fatalities: 16 / Occupants: 16
Aircraft damage:	Damaged beyond repair
Location:	20 km (12.5 mls) from Kikwit ( Congo (Democratic Republic))
Phase:	En route (ENR)
Nature:	Domestic Scheduled Passenger
Departure airport:	Costermansville Airport (BKY/FZMA), Congo (Democratic Republic)
Destination airport:	Léopoldville-N'Djili Airport (FIH/FZAA), Congo (Democratic Republic)

Narrative:
A propeller failed in-flight. Debris cut some cables, causing a loss of control.
The C-47 was en route from Costermansville (now Bukavu) to Leopoldville (now Kinshasa).

Probable Cause:

PROBABLE CAUSE: "The control cables in the fuselage were sheared by the right propeller which had been projected following a shaft failure caused by the sudden stopping of the engine caused by fatigue failure of No. 6 piston lug."

Classification:

Prop/turbine blade separation
Loss of control

Sources:

» Air Britain Casualty compendium (pt. 53)

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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 Costermansville Airport to Léopoldville-N'Djili Airport as the crow flies is 1494 km (934 miles).

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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