No fatalities

Engine failure leads to crash landing in prairie (CCCP-91768)

Koslan, RussiaFlight

On August 5, 1983, a PZL-Mielec AN-2 (registration CCCP-91768) operated by Aeroflot - Russian International Airlines was involved in an aviation accident near Koslan, Russia in flight. No fatalities were reported. Investigators recorded the probable cause as: The engine failure was likely triggered by unidentified problems related to the fuel system. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 4 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-11Data APIEditorial standards

An aircraft experienced an in-flight engine failure, resulting in a crash landing on a prairie with no reported fatalities.

What happened

During the flight, the aircraft's engine ceased functioning, which necessitated an immediate emergency descent by the crew. While attempting to manage the loss of power, the pilot directed the plane toward a nearby prairie for an emergency landing.

Upon impact with the terrain, the aircraft sustained significant structural damage. The force of the crash resulted in the airframe being declared a total loss, as it was damaged beyond repair. Despite the severity of the impact, there were no fatalities or injuries reported among those on board.

Findings

Investigations into the incident suggest that the primary factor leading to the emergency was an engine malfunction. It is believed that undetermined fuel issues caused the engine to fail during the flight phase.

Probable cause

The engine failure was likely triggered by unidentified problems related to the fuel system.