# NTSB investigations: Superior IO-360 series: Loss of control in flight

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ERA26LA070](https://openairdocs.org/ntsb/ERA26LA070.md): Holtaway Robert F Velocity V-TWIN · Nashua, NH · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Dec 17, 2025 · N22EU · Substantial damage
  > On December 17, 2025, at 1410 eastern standard time, an experimental amateur-built Velocity V-Twin airplane, N22EU, was substantially damaged when it was involved in an accident near Nashua, New Hampshire. The pilot received minor injuries. The airplane was…
- [NTSB WPR23FA219](https://openairdocs.org/ntsb/WPR23FA219.md): Steen Skybolt · Rio Vista, CA · Accident · 2 fatal · Class 3 · Field · Final report · Jun 8, 2023 · N202GM · Substantial damage
  > The pilots’ exceedance of the airplane's critical angle of attack while maneuvering to land, which resulted in an aerodynamic stall and subsequent loss of control.
- [NTSB ERA15LA130](https://openairdocs.org/ntsb/ERA15LA130.md): Robertson James F Velocity STD/RG E · Sebastian, FL · Accident · Serious injuries · Limited investigation · Final report · Feb 13, 2015 · N112TH · Substantial damage
  > The pilot’s loss of airplane control after takeoff, which resulted in collision with terrain. Contributing to the accident was the pilot’s failure to properly secure the cabin door and trim the airplane for takeoff, which resulted in the cabin door opening…
- [NTSB ERA13FA424](https://openairdocs.org/ntsb/ERA13FA424.md): Brown Robert K RV7A · Hamilton Township, NJ · Accident · 1 fatal · Field investigation · Final report · Sep 20, 2013 · N174BK · Destroyed
  > The pilot's improper aerobatic maneuver that resulted in a loss of control, exceedance of the airplane's design limitations, and a subsequent in-flight breakup of the airplane.
- [NTSB CEN10LA497](https://openairdocs.org/ntsb/CEN10LA497.md): Miller Charles W Vans RV-7A · El Dorado, AR · Accident · 1 fatal · Limited investigation · Final report · Aug 20, 2010 · N474JM · Substantial damage
  > The pilot's failure to maintain clearance with trees on takeoff at night. Contributing factors were fatigue and the pilot's lack of recent nighttime experience.
- [NTSB NYC08FA239](https://openairdocs.org/ntsb/NYC08FA239.md): Jahns Vans RV-7 · Neptune, NJ · Accident · 1 fatal · Field investigation · Final report · Jul 5, 2008 · N916R · Destroyed
  > An in-flight loss of control for undetermined reasons.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('59251')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '240'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/240/cases?engine=59251

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.