# NTSB Incident SEA91IA081
> **BOEING 737-222** · 1991-04-10 · SEATTLE, WA, USA · MINR
## Event
- **NTSB number:** SEA91IA081
- **Event ID:** 20001212X16879
- **Type:** Incident
- **Date:** 1991-04-10
- **Location:** SEATTLE, WA, USA
- **Coordinates:** 47.439373, -122.280845
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 31
- **Total aboard:** 33
## Aircraft
- **Make:** BOEING
- **Model:** 737-222
- **Registration:** N9003U
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

TURBINE BLADE FAILURE FROM FATIGUE.  FACTORS TO THE INCIDENT WERE INOPERATIVE ENGINE FIRE EXTINGUISHER, INADEQUATE SERVICE OF AIRCRAFT AND DELAYED DEPLOYMENT OF EMERGENCY SLIDE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA91IA081) · AI Analytics · CC0 1.0*