Accident description
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| Status: | |
| Date: | 04 AUG 1983 |
| Time: | 04:38 |
| Type: | Boeing 747-121 |
| Operator: | Pan American World Airways |
| Registration: | N738PA |
| C/n / msn: | 19645/14 |
| First flight: | 1970-01-19 (13 years 7 months) |
| Engines: | 4 Pratt & Whitney JT9D-7A |
| Crew: | Fatalities: 0 / Occupants: 16 |
| Passengers: | Fatalities: 0 / Occupants: 227 |
| Total: | Fatalities: 0 / Occupants: 243 |
| Airplane damage: | Written off |
| Airplane fate: | Written off (damaged beyond repair) |
| Location: | Karachi International Airport (KHI) (Pakistan) |
| Phase: | Landing (LDG) |
| Nature: | International Scheduled Passenger |
| Departure airport: | Delhi-Indira Gandhi International Airport (DEL/VIDP), India |
| Karachi International Airport (KHI/OPKC), Pakistan |
The aircraft touched down on a wet runway and reverse thrust was applied on all engines, except no. 4 (of which the reverser had been de-activated). When coming out of reverse, the no. 4 engine reached 1.4199 EPR, causing the Boeing to yaw to the left and depart the runway 2400m past the threshold.
PROBABLE CAUSE: Inadvertent application of power on the no.4 engine while coming out of reverse. Sources:
Statistics
10th loss of a Boeing 747
7th worst accident involving a Boeing 747 (at the time)
26th worst accident involving a Boeing 747 (currently)
21st worst accident in Pakistan (at the time)
34th worst accident in Pakistan (currently) » figures explained
7th worst accident involving a Boeing 747 (at the time)
26th worst accident involving a Boeing 747 (currently)
21st worst accident in Pakistan (at the time)
34th worst accident in Pakistan (currently) » figures explained
Photos
Map
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 Delhi-Indira Gandhi International Airport (DEL/VIDP) to Karachi International Airport (KHI/OPKC) as the crow flies is 1061 km (663 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.
Distance from Delhi-Indira Gandhi International Airport (DEL/VIDP) to Karachi International Airport (KHI/OPKC) as the crow flies is 1061 km (663 miles).
