# NTSB Incident NYC91IA137
> **BOEING 727-214** · 1991-06-06 · BOSTON, MA, USA · NONE
## Event
- **NTSB number:** NYC91IA137
- **Event ID:** 20001212X17360
- **Type:** Incident
- **Date:** 1991-06-06
- **Location:** BOSTON, MA, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 156
- **Total aboard:** 156
## Aircraft
- **Make:** BOEING
- **Model:** 727-214
- **Registration:** N750UA
- **FAR Part:** 121
- **Engines:** 3
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FAILURE OF THE THIRD STAGE TURBINE BLADE ON THE NUMBER TWO ENGINE, DUE TO HIGH CYCLE FATIGUE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=NYC91IA137) · AI Analytics · CC0 1.0*