# NTSB Incident ENG19IA013
> **Boeing 737** · 2019-02-21 · Orlando, FL, USA · NONE
## Event
- **NTSB number:** ENG19IA013
- **Event ID:** 20190222X84313
- **Type:** Incident
- **Date:** 2019-02-21
- **Location:** Orlando, FL, USA
- **Coordinates:** 28.431388, -81.308334
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 181
- **Total aboard:** 181
## Aircraft
- **Make:** Boeing
- **Model:** 737
- **Registration:** N30401
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** DAWN
- **Weather:** Unk
## Probable cause

A No. 1 (left) engine high pressure compressor stage 2 blade separation. The blade separated due to a mixed-mode fatigue crack that originated on a blade disk post and was initiated by a misaligned (out-of-schedule) high pressure compressor stage 1 variable stator vane that was missing a washer and retaining nut on the vane trunnion stem.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ENG19IA013) · AI Analytics · CC0 1.0*