ASN logo
Fecha:viernes 11 mayo 1973
Tipo:Silhouette image of generic IL18 model; specific model in this crash may look slightly different
Ilyushin Il-18B
Operador:Aeroflot / Azerbaijan
Registración: CCCP-75687
Numéro de série: 189001202
Año de Construcción: 1959
Horas Totales de la Célula:21663
Tripulación:Fatalidades: 8 / Ocupantes: 8
Pasajeros:Fatalidades: 55 / Ocupantes: 55
Total:Fatalidades: 63 / Ocupantes: 63
Daños en la Aeronave: Destruido
Consecuencias: Written off (damaged beyond repair)
Ubicación:84 km (52.5 milles) S of Semipalatinsk (   Kazajstán)
Fase: En ruta (ENR)
Naturaleza:Vuelo Doméstico Programado
Aeropuerto de Salida:Tashkent Airport (TAS/UTTT), Uzbekistán
Aeropuerto de Llegada:Novosibirsk-Severny (North) Airport (UNCC), Rusia
Número de Vuelo:6551
An Il-18 passenger plane CCCP-75687, was destroyed in an accident 84 km south of Semipalatinsk. All 55 passengers and eight crew members were killed.
Aeroflot Flight 6551 departed Tashkent Airport (TAS) at 23:25 Moscow time on May 10. The airplane was bound for Novosibirsk-Severny (North) Airport.
The airplane climbed to the cruising altitude of 9000 m. At 01:22 the flight descended to 7800 metres. About 01:37 Moscow time (04:37 local time), the flight disappeared from radar. Burning wreckage was located in the steppe 84 km south of Semipalatinsk. The outer parts of the right wing and the left stabiliser as well as parts of the right stabiliser were found at a distance of some 3.5 km from the crash site.
It was established that the airplane had disintegrated in midair possibly during an emergency descent. The reason for the emergency descent could not be established.

Suddenly aircraft entered a rapid descent. It broke up at an altitude of 5000 m and crashed.

» Soviet Transports


Add your photo of this accident or aircraft

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 Tashkent Airport to Novosibirsk-Severny (North) Airport as the crow flies is 1821 km (1138 miles).
Accident location: Approximate; accuracy within a few kilometers.

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.
languages: languages


Ilyushin Il-18

  • 569 built
  • 60th loss
  • 37th accidente fatal
  • 13th worst accident (a la hora)
  • 19th worst accident (actualmente)
» safety profile

  • 2nd worst accident (a la hora)
  • 5th worst accident (actualmente)
» safety profile

The Aviation Safety Network is an exclusive service provided by:
Quick Links:

CONNECT WITH US: FSF Facebook FSF Twitter FSF Youtube FSF LinkedIn FSF Instagram

©2022 Flight Safety Foundation

701 N. Fairfax St., Ste. 250
Alexandria, Virginia 22314