# NTSB Accident SEA01LA146
> **Rockwell S-2R** · 2001-08-04 · Latah, WA, USA · NONE
## Event
- **NTSB number:** SEA01LA146
- **Event ID:** 20010815X01691
- **Type:** Accident
- **Date:** 2001-08-04
- **Location:** Latah, WA, USA
- **Coordinates:** 47.240699, -117.109397
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Rockwell
- **Model:** S-2R
- **Registration:** N4237X
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the failure of a cylinder head exhaust rocker shaft boss while the aircraft was performing aerial application. Factors include soft terrain and a drop-off in the field where the emergency landing took place.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA01LA146) · AI Analytics · CC0 1.0*