ASN Wikibase Occurrence # 371151
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| Date: | Monday 9 May 1988 |
| Time: | 17:40 LT |
| Type: |  Boeing 727-223 |
| Owner/operator: | American Airlines |
| Registration: | N800AA |
| MSN: | 19475/511 |
| Year of manufacture: | 1968 |
| Total airframe hrs: | 55437 hours |
| Engine model: | P&W JT8D-9A |
| Fatalities: | Fatalities: 0 / Occupants: 112 |
| Aircraft damage: | Minor |
| Category: | Serious incident |
| Location: | Detroit, MI -
 United States of America
|
| Phase: | En route |
| Nature: | Passenger - Scheduled |
| Departure airport: | Chicago, IL (KORD) |
| Philadelphia International Airport, PA (PHL/KPHL) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PIC MADE AN UNSCHEDULED LANDING FOLLOWING DECOMPRESSION AT 30,000 FEET. THE AIRCRAFT HAD BEEN WRITTEN UP BY FLIGHTCREWS NUMEROUS TIMES BETWEEN MAY 7 AND MAY 9 FOR PRESSURIZATION PROBLEMS. PRESSURE BULKHEAD AT STATION 940 IN THE RIGHT WHEEL WELL CRACKED 15 1/2 INCHES DUE TO FATIGUE. AIRCRAFT HAD FLOWN 55,437 HOURS AND HAD 39,983 CYCLES AT THE TIME OF DECOMPRESSION, ONE OF THE HIGHEST HRS AND CYCLES IN THE AMERICAN FLEET. BOEING AIRCRAFT ISSUED A SERVICE BULLETIN DATED MAY 4, 1979 WHICH WAS NOT COMPLIED WITH THAT ADDRESSED THE ISSUE OF BEAD CRACKING IN THE 940 STATION WHEEL WELL PANEL.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB FTW88IA097
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 25-Mar-2024 18:29 | ASN Update Bot | Added |
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