# Final NTSB investigations: Austro E4 series

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 CEN26LA166](https://openairdocs.org/ntsb/CEN26LA166.md): Diamond Aircraft Ind DA 42 NG · Colorado Springs, CO · Accident · No injuries · Class 4 · Limited · Final report · Apr 9, 2026 · N311LH · Substantial damage
  > Maintenance personnel's installation of an oversized tire, which prevented the left main landing gear from extending resulting in a precautionary gear up landing.
- [NTSB WPR24LA256](https://openairdocs.org/ntsb/WPR24LA256.md): Diamond Aircraft Ind DA 42 NG · Oshkosh, WI · Accident · No injuries · Class 4 · Limited · Final report · Jul 26, 2024 · N94NG · Substantial damage
  > The pilot’s failure to maintain control during an approach to land, which resulted in a hard landing.
- [NTSB ERA23LA285](https://openairdocs.org/ntsb/ERA23LA285.md): Diamond DA40 · Yorktown Heights, NY · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 29, 2023 · N44HH · Substantial damage
  > A fatigue failure of the turbocharger housing, which resulted in a partial loss of engine power.
- [NTSB ERA23LA177](https://openairdocs.org/ntsb/ERA23LA177.md): Diamond Aircraft Ind DA 42 NG · Leesburg, FL · Accident · No injuries · Class 4 · Limited · Final report · Mar 31, 2023 · N306ER · Substantial damage
  > The flight instructor’s delayed remedial action, which resulted in a hard landing.
- [NTSB WPR22LA159](https://openairdocs.org/ntsb/WPR22LA159.md): Diamond Aircraft Ind DA 42 · Long Beach, CA · Accident · No injuries · Class 3 · Limited · Final report · Apr 19, 2022 · N822SA · Substantial damage
  > The failure of the right main landing gear brace rib for reasons that could not be determined based on available information.
- [NTSB ERA20CA143](https://openairdocs.org/ntsb/ERA20CA143.md): Diamond DA42 · Palm Coast, FL · Accident · No injuries · Data collection · Final report · Apr 1, 2020 · N311ER · Substantial damage
  > The pilot receiving instruction’s failure to maintain airplane control during a simulated engine failure landing and subsequent attempted go-around in gusting crosswind conditions and the flight instructor's delayed remedial action.
- [NTSB GAA19CA466](https://openairdocs.org/ntsb/GAA19CA466.md): Diamond DA 42 NG · Palatka, FL · Accident · No injuries · Data collection · Final report · Jul 10, 2019 · N805PA · Substantial damage
  > The pilot receiving instruction's failure to extend the landing gear and the flight instructor's failure to verify that the landing gear was extended due to distraction, which resulted in a gear-up landing.
- [NTSB WPR18LA118](https://openairdocs.org/ntsb/WPR18LA118.md): Diamond Aircraft Ind DA 42 NG · Bozeman, MT · Accident · No injuries · Class 3 · Limited · Final report · Apr 4, 2018 · N621ZC · 2 aircraft · Substantial damage
  > The student pilot and flight instructor's failure to see and avoid the stationary airplane during taxi, which resulted in a ground collision.
- [NTSB WPR17LA050](https://openairdocs.org/ntsb/WPR17LA050.md): Diamond Aircraft Ind DA 40 NG · Kingman, AZ · Accident · No injuries · Class 3 · Limited · Final report · Dec 29, 2016 · N605SJ · Substantial damage
  > The loss of engine oil pressure during cruise flight, which resulted in partial loss of engine power and necessitated a forced landing. The loss of oil pressure was the result of a failed engine piston, likely initiated by foreign object damage, which…
- [NTSB WPR11CA336](https://openairdocs.org/ntsb/WPR11CA336.md): Stearman C3-B · Spokane, WA · Accident · No injuries · Data collection · Final report · Jul 16, 2011 · N3440 · Substantial damage
  > The pilot's failure to maintain directional control on landing. Contributing to the accident was the touch down in a slide-slip.
- [NTSB SEA08LA206](https://openairdocs.org/ntsb/SEA08LA206.md): Stearman C3-B · Stevenson, WA · Accident · No injuries · Limited investigation · Final report · Sep 20, 2008 · N3440 · Substantial damage
  > A loss of engine power due to fuel starvation from a piece of disintegrating gasket material that was blocking the fuel jet. Also causal was the failure of maintenance personnel to verify the condition of the gaskets when the carburetor was examined prior to…

## 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."completionStatus" = 'Completed'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('06400'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=06400&status=final

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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.