Pakistan International Airlines Flight 404
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Pakistan International Airlines Flight 404 was a
Fokker F27 Friendship The Fokker F27 Friendship is a turboprop airliner developed and manufactured by the Dutch aircraft manufacturer Fokker. It is the most numerous post-war aircraft manufactured in the Netherlands; the F27 was also one of the most successful Eur ...
that
disappeared An enforced disappearance (or forced disappearance) is the secret abduction or imprisonment of a person by a state or political organization, or by a third party with the authorization, support, or acquiescence of a state or political organi ...
shortly after takeoff on 25 August 1989. The aircraft presumably crashed somewhere in the Himalaya Mountains, Pakistan. All 54 people on board were lost and presumed dead.


Disappearance

At 07:36, a domestic scheduled passenger flight of
Pakistan International Airlines Pakistan International Airlines ( ur, ; abbreviated PIA, ur, ) is an international airline that serves as the national flag carrier of Pakistan under the administrative control of the Secretary to the Government of Pakistan for Aviation. It ...
took off from the northern city of Gilgit, Pakistan on its way to the national capital
Islamabad Islamabad (; ur, , ) is the capital city of Pakistan. It is the country's ninth-most populous city, with a population of over 1.2 million people, and is federally administered by the Pakistani government as part of the Islamabad Capital ...
. One of the pilots of the aircraft made a routine radio call at 07:40; this was the last communication with the aircraft. The aircraft is thought to have crashed in the Himalayas, but the wreckage has never been found.


Aircraft

The aircraft was a Fokker F27-200 Friendship
turboprop A turboprop is a turbine engine that drives an aircraft propeller. A turboprop consists of an intake, reduction gearbox, compressor, combustor, turbine, and a propelling nozzle. Air enters the intake and is compressed by the compressor. ...
airliner, c/n 10207, built in 1962 and registered as AP-BBF. It had accumulated approximately 44,524 hours of flying time; and 41,524 cycles (the number of times the aircraft had been
pressurized {{Wiktionary Pressurization or pressurisation is the application of pressure in a given situation or environment. Industrial Industrial equipment is often maintained at pressures above or below atmospheric. Atmospheric This is the process by ...
) at the time of the accident.


Search operation

After the disappearance, several aerial search missions were launched by the Pakistani military during the first three or four days. Later land search parties were organized, comprising civilian and armed forces personnel, to search the area around the mountain
Nanga Parbat Nanga Parbat ( ur, ) (; ), known locally as Diamer () which means “king of the mountains”, is the ninth-highest mountain on Earth, its summit at above sea level. Lying immediately southeast of the northernmost bend of the Indus River in ...
.


See also

*
List of missing aircraft This list of missing aircraft includes aircraft that have disappeared and whose locations are unknown. According to ''Annex 13'' of the International Civil Aviation Organization, an aircraft is considered to be missing "when the official searc ...
* List of aviation accidents


References

{{Pakistan International Airlines Airliner accidents and incidents involving controlled flight into terrain Pakistan International Airlines accidents and incidents Airliner accidents and incidents with an unknown cause Aviation accidents and incidents in 1989 Aviation accidents and incidents in Pakistan Accidents and incidents involving the Fokker F27 Missing aircraft 1989 in Pakistan August 1989 events in Asia