Accident description
Last updated: 19 June 2013
| Status: | |
| Date: | 02 OCT 1991 |
| Type: |  Boeing 747-246B |
| Operator: | Japan Air Lines - JAL |
| Registration: | JA8161 |
| C/n / msn: | 22990/579 |
| First flight: | 1983-04-25 (8 years 5 months) |
| Total airframe hrs: | 38786 |
| Cycles: | 3376 |
| Engines: | 4 Pratt & Whitney JT9D-7R4G2 |
| Crew: | Fatalities: 0 / Occupants: |
| Passengers: | Fatalities: 0 / Occupants: |
| Total: | Fatalities: 0 / Occupants: |
| Airplane damage: | Unknown |
| Location: | near Tokyo (Japan) |
| Phase: | En route (ENR) |
| Nature: | International Scheduled Passenger |
| Departure airport: | Tokyo-Narita Airport (NRT/RJAA), Japan |
| Chicago-O'Hare International Airport, IL (ORD/KORD), United States of America |
The aircraft was climbing through FL165 when the force from hot liquid released from a burst pipe in the pressurization system, blew a 1mx70cm hole in the fusealge beneath the port wing. The pilot dumped fuel and returned to Tokyo. Because of previous problems, JAL was replacing the air ducts with thicker ones. This aircraft was scheduled for a replacement March 1992.
Sources:
» Aviation Week & Space Technology 14.10.91(32)
» Flight International 9-15.10.1991
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 Tokyo-Narita Airport to Chicago-O'Hare International Airport, IL as the crow flies is 10007 km (6254 miles).
Distance from Tokyo-Narita Airport to Chicago-O'Hare International Airport, IL as the crow flies is 10007 km (6254 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.
