# Incident 19910822046199I: Boeing 747151, Seattle, WA, August 22, 1991

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: August 22, 1991, 14:24 local time
- Place: Seattle, WA
- Airport: Seattle-Tacoma International
- Damage: Minor damage
- Phase of flight: Forced/Precautionary Landing
- Operating rules: Air carrier (Part 121)
- Operator: NWAA
- Location: 47.4392° N, 122.2806° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=47.4392&lon=-122.2806&mi=10
- Aircraft: N604US, a cancelled registration (https://openairdocs.org/deregistered/N604US-1994-08-02) (OpenAirDocs)
- Registry model: Boeing 747-151 (registry code 1384891, https://openairdocs.org/model/boeing-747-151) (OpenAirDocs)
- Reported make and model: BOEING 747151
- Reported engine: PWA JT9D7A
- People aboard: 376
- Fatal injuries: 0
- Pilot flight hours: 22,700 total, 3,600 in this make and model
- NTSB investigation: [NTSB SEA91IA219](https://openairdocs.org/ntsb/SEA91IA219) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19910822046199I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

FIRE IN NR4 ENGINE ON CLIMB. RETURNED. LANDED SAFELY. EVACUATED PASSENGERS. NUMBER 5L SLIDE DID NOT OPERATE.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA91IA219](https://openairdocs.org/ntsb/SEA91IA219), Aug 22, 1991: Boeing 747-151 (N604US), Seattle, WA, incident, minor damage. Probable cause: A FIRE IN THE NUMBER 4 ENGINE, RESULTING FROM A FUEL LEAK AT THE MAIN FUEL CONTROL UNIT, DUE TO IMPROPER MAINTENANCE BY UNKNOWN/UNDETERMINED PERSON. THE L5 EMERGENCY EXIT FAILED TO OPERATEE DUE TO A…

## Other reports on N604US (4)

Matched to the same aircraft by N-number and date.

- [Incident 19900603049429I](https://openairdocs.org/incident/19900603049429I), Jun 3, 1990: Boeing 747151 (N604US), Great Falls, MT. Burnt plastic odor inflight. Donned masks and descended. Smoke form center console.
- [Incident 19851027069019I](https://openairdocs.org/incident/19851027069019I), Oct 27, 1985: Boeing 747151 (N604US), New York, NY. Aborted takeoff due to compressor stall. Mechanic pinned by nose gear doors on taxiway as pilot retracted the flaps
- [Incident 19820511022889I](https://openairdocs.org/incident/19820511022889I), May 11, 1982: Boeing 747* (N604US), San Francisco, CA. Bomb threat on lavatory mirror. On landing, passenger evacuation delayed by ground crew. Traffic delayed. No bomb.
- [Incident 19810914069899I](https://openairdocs.org/incident/19810914069899I), Sep 14, 1981: Boeing 747151 (N604US), Sioux Falls, SD, Minor damage. Compressor stall and engine fire NR4 engine, used extinguishers, landed ok. NR2 bearing and NR4 gear box failure.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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