# Fatal NTSB investigations: Lycoming TIO-540-AE2A

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 CEN27FA016](https://openairdocs.org/ntsb/CEN27FA016.md): Piper PA 46-350P · Reedsburg, WI · Accident · 5 fatal · Class 3 · Field · Investigation open · Oct 14, 2026 · N931TT
- [NTSB CEN24FA340](https://openairdocs.org/ntsb/CEN24FA340.md): Piper PA 46-350P · Anderson, IN · Accident · 4 fatal · Class 3 · Field · Final report · Sep 6, 2024 · N629AG · Destroyed
  > The pilot’s inadequate airspeed management during the missed approach which resulted in an inadvertent aerodynamic stall and loss of control at low altitude.
- [NTSB CEN24FA160](https://openairdocs.org/ntsb/CEN24FA160.md): Piper PA 46-350P · Hartsburg, MO · Accident · 1 fatal · Class 3 · Field · Final report · Apr 16, 2024 · N451MA · Destroyed
  > The pilot’s encounter with convective weather conditions, which resulted in a loss of airplane control, the exceedance of the airplane’s never exceed speed, and the resulting overload failure of the horizontal stabilizer and subsequent failure of the…
- [NTSB GAA24WA072](https://openairdocs.org/ntsb/GAA24WA072.md): Piper PA 46-350P · Ramos Arizpe, Coahuila,, Mexico · Accident · 4 fatal · Class 5 · Foreign · Jan 5, 2024 · N6074A · Destroyed
- [NTSB ERA24FA078](https://openairdocs.org/ntsb/ERA24FA078.md): Piper PA46R-350T · Mooresville, NC · Accident · 1 fatal · Class 3 · Field · Final report · Dec 31, 2023 · N539MA · Substantial damage
  > A missing induction clamp, which allowed the induction hose to the left side intercooler to become disconnected, resulting in a total loss of engine power due to an overly rich fuel/air mixture.
- [NTSB CEN23FA084](https://openairdocs.org/ntsb/CEN23FA084.md): Piper PA46 · Yoakum, TX · Accident · 4 fatal · Class 3 · Field · Final report · Jan 17, 2023 · N963MA · Substantial damage
  > The pilot’s spatial disorientation during a missed approach in instrument meteorological conditions, which led to an exceedance of the airplane’s critical angle of attack and a subsequent aerodynamic stall.
- [NTSB WPR21LA111](https://openairdocs.org/ntsb/WPR21LA111.md): Piper PA46R-350T · Tehachapi, CA · Accident · 1 fatal · Class 3 · Limited · Final report · Feb 14, 2021 · N40TS · Destroyed
  > The pilot’s encounter with mountain wave activity with severe turbulence, which resulted in a loss of airplane control. Contributing to the accident was the pilot’s failure to obtain a preflight weather briefing.
- [NTSB ERA19FA188](https://openairdocs.org/ntsb/ERA19FA188.md): Piper PA46 · Castalia, NC · Accident · 4 fatal · Class 3 · Field · Final report · Jun 7, 2019 · N709CH · Destroyed
  > The pilot’s failure to navigate around hazardous weather, resulting in the penetration of a thunderstorm, a loss of airplane control, and an inflight breakup. The air traffic controller’s failure to provide the pilot with adequate and timely weather…
- [NTSB GAA19WA248](https://openairdocs.org/ntsb/GAA19WA248.md): Piper PA46 · Rigolet, NL, Canada · Accident · 1 fatal · Foreign investigation · May 1, 2019 · N757NY · Destroyed
- [NTSB CEN16WA045](https://openairdocs.org/ntsb/CEN16WA045.md): Piper PA 46 350P · Taunton, United Kingdom · Accident · 4 fatal · Foreign investigation · Nov 14, 2015 · N186CB · Destroyed
- [NTSB CEN11FA253](https://openairdocs.org/ntsb/CEN11FA253.md): Piper PA46-350P · Monroe, MI · Accident · 3 fatal · Field investigation · Final report · Mar 29, 2011 · N619VH · Substantial damage
  > The pilot's demonstration of poor judgment by attempting a high-speed pass several feet above the runway and his subsequent failure to maintain clearance from the runway.
- [NTSB WPR09FA320](https://openairdocs.org/ntsb/WPR09FA320.md): Piper PA-46-350P · St George, UT · Accident · 1 fatal · Field investigation · Final report · Jun 30, 2009 · N927GL · Substantial damage
  > The pilot's failure to maintain terrain clearance during descent 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."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41999', '40999'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41999&fatal=1

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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.