ASN Wikibase Occurrence # 375343
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| Date: | Thursday 3 April 1986 |
| Time: | 14:32 LT |
| Type: |  Boeing 757-251 |
| Owner/operator: | Northwest Airline |
| Registration: | N508US |
| MSN: | 23197/69 |
| Year of manufacture: | 1985 |
| Total airframe hrs: | 1878 hours |
| Engine model: | P&W 2037 |
| Fatalities: | Fatalities: 0 / Occupants: 161 |
| Aircraft damage: | Minor |
| Category: | Serious incident |
| Location: | Minneapolis, MN -
 United States of America
|
| Phase: | Landing |
| Nature: | Passenger - Scheduled |
| Departure airport: | San Francisco International Airport, CA (SFO/KSFO) |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
N508US WAS OPERATING AS NWA FLT 150. THE CAPTAIN STATED AFTER THE INCIDENT THAT THE FLT WAS UNEVENTFUL UNTIL LANDING. UPON LANDING AND SPOILER DEPLOYMENT, THE ACFT PITCHED UP ABRUPTLY, TO AN ATTITUDE OF 10 DEGREES. THE LANDING WAS COMPLETED WITHOUT INCIDENT. EXAMINATION OF THE ACFT REVEALED DAMAGE TO THE ACFT FUSELAGE BELLY. BOEING ISSUED A SERVICE BULLETIN STATING THAT SPOILER DEPLOYMENT ON TOUCHDOWN WOULD PRODUCE A NOSE UP AERODYNAMIC MOMENT. SOLUTIONS TO THIS OCCURRENCE IS A MODIFICATION TO THE SPOILER DEPLOYMENT AND USE OF AUTO BRAKING DURING LANDING.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB CHI86IA115
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 28-Mar-2024 18:57 | ASN Update Bot | Added |
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