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Last updated: 25 June 2021
Fecha:domingo 2 marzo 1986
Tipo:Silhouette image of generic AN24 model; specific model in this crash may look slightly different
Antonov An-24B
Operador:Aeroflot, Moscow Civil Aviation Directorate
Registración: CCCP-46423
Numéro de série: 87304108
Año de Construcción: 1968
Horas Totales de la Célula:31570
Tripulación:Fatalidades: 4 / Ocupantes: 4
Pasajeros:Fatalidades: 34 / Ocupantes: 34
Total:Fatalidades: 38 / Ocupantes: 38
Daños en la Aeronave: Destruido
Consecuencias: Written off (damaged beyond repair)
Ubicación:8 km (5 milles) N of Bugulma Airport (UUA) (   Rusia)
Fase: Aproximación (APR)
Naturaleza:Vuelo Doméstico Programado
Aeropuerto de Salida:Cheboksary Airport (CSY/UWKS), Rusia
Aeropuerto de Llegada:Bugulma Airport (UUA/UWKB), Rusia
The no. 1 engine stopped and the propeller feathered 1 second following flap extension. The aircraft entered a left bank and turn and finally stalled and crashed 8 km short of the runway.

The aircraft operated on a flight from Moscow Bykovo Airport to Bugulma with an en route stop at Cheboksary.

Probable Cause:

CAUSE: Failure of the autofeather sensor electrical breaker caused the propeller to feather.

» ICAO Adrep Summary 1/88 (#44)
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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 Cheboksary Airport to Bugulma Airport as the crow flies is 380 km (237 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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Antonov An-24

  • 1332 built
  • 93rd loss
  • 55th accidente fatal
  • 19th worst accident (a la hora)
  • 30th worst accident (actualmente)
» safety profile

  • 44th worst accident (a la hora)
  • 69th worst accident (actualmente)
» safety profile