ASN Wikibase Occurrence # 374050
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| Date: | Wednesday 15 October 1986 |
| Time: | 13:35 LT |
| Type: |  Boeing 727-22C |
| Owner/operator: | Alaska Airlines, opf ARCO Petroleum |
| Registration: | N753AS |
| MSN: | 19203/434 |
| Year of manufacture: | 1967 |
| Total airframe hrs: | 45697 hours |
| Engine model: | P&W JT8-D-7 |
| Fatalities: | Fatalities: 0 / Occupants: 115 |
| Aircraft damage: | Minor |
| Category: | Serious incident |
| Location: | Anchorage, AK -
 United States of America
|
| Phase: | Landing |
| Nature: | Passenger - Non-Scheduled/charter/Air Taxi |
| Departure airport: | Kuparak, AK |
| Anchorage International Airport, AK (ANC/PANC) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
AFTER DEPARTURE, THE FLIGHT CREW RETRACTED THE LANDING GEAR AND NOTICED A NOSE GEAR DISAGREEMENT LIGHT. UPON ARRIVING AT ANCHORAGE, THE FLIGHT CREW COULD NOT LOWER THE NOSE GEAR THROUGH NORMAL OR MANUAL MEANS. THE AIRPLANE LANDED WITH MAIN GEAR EXTENDED AND THE NOSE GEAR RETRACTED. EXAMINATION OF THE NOSE GEAR MECHANISMS REVEALED THAT THE TWO LINKS WHICH EXERCISE THE PAWL BLOCK LOCKS HAD FAILED ALLOWING THE NOSE GEAR TO REMAIN IN THE FULLY RETRACTED AND LOCKED POSITION.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB ANC87IA003
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 27-Mar-2024 20:13 | ASN Update Bot | Added |
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