ASN Wikibase Occurrence # 365184
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| Date: | Thursday 6 June 1991 |
| Time: | 16:39 LT |
| Type: |  Boeing 727-214 |
| Owner/operator: | USAir |
| Registration: | N750UA |
| MSN: | 19319/441 |
| Engine model: | P&W JT8D-15A |
| Fatalities: | Fatalities: 0 / Occupants: 156 |
| Aircraft damage: | Minor |
| Category: | Serious incident |
| Location: | Boston, MA -
 United States of America
|
| Phase: | Take off |
| Nature: | Unknown |
| Departure airport: | |
| Charlotte, NC (KCLT) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
JUST AFTER TAKEOFF, THE PILOT SAID, 'A LOUD NOISE WAS HEARD ACCOMPANIED BY HIGH EGT ON THE NUMBER 2 ENGINE.' THE CREW SHUT DOWN THE ENGINE AND LANDED WITHOUT INCIDENT. AN EXAMINATION OF THE ENGINE REVEALED AN UNCONTAINED ENGINE FAILURE. DAMAGE TO THE AIRPLANE WAS MINOR. A THIRD STAGE TURBINE BLADE FAILED DUE TO HIGH CYCLE FATIGUE ON THE LEADING EDGE OF THE BLADE.
Probable Cause: THE FAILURE OF THE THIRD STAGE TURBINE BLADE ON THE NUMBER TWO ENGINE, DUE TO HIGH CYCLE FATIGUE.
Accident investigation:
 |
|
Sources:
NTSB NYC91IA137
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 20-Mar-2024 07:29 | ASN Update Bot | Added |
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