Sabena Flight 503 on the crash site in 2010. Sabena Flight 503 The crash of Sabena Flight 503 was an accident involving a Douglas DC-6 of the Belgian airline company Sabena which crashed into Monte Terminillo near Rieti, Italy, 100 km north east of Rome on 13 February 1955, killing all 29 people on board. The Douglas DC-6 involved was built in 1947 with serial number 43063/60 and registration OO-SDB and was used by the Belgian airline company Sabena until its destruction in 1955. Sabena Flight 503 was a Douglas DC-6 which departed from Brussels, Belgium at 17:17 GMT en route to Leopoldstad,
Kazakhstan Airlines Kazakhstan. There were another four accidents resulting in an aircraft of Kazakhstan Airlines being written-off, none of which resulted in any reported fatalities: Kazakhstan Airlines Kazakhstan Airlines was an airline from Kazakhstan, serving as national flag carrier of the country from its independence in 1991 until 1996, when this role was transferred to Air Kazakhstan following the disaster of Flight 1907. The Dissolution of the Soviet Union in 1991 also affected its state-owned airline, Aeroflot. The Kazakh division (which can be traced back to the mid-1920s) was transformed into Kazakhstan Airlines, with scheduled flights from its base at Almaty International