# NTSB investigations: Lycoming AEIO-540 series, 2004

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 ATL04LA152](https://openairdocs.org/ntsb/ATL04LA152.md): Stein Skybolt Skybolt · Jasper, GA · Accident · Serious injuries · Limited investigation · Final report · Jul 10, 2004 · N8048G · Substantial damage
  > The pilot's attempt to operate the airplane with known deficiencies in the equipment, and the fuel system contamination that resulted in fuel starvation to the engine. A factor was rough and uneven terrain.
- [NTSB SEA04FA127](https://openairdocs.org/ntsb/SEA04FA127.md): Extra Flugzeugrau EA 300/L · Boise, ID · Accident · Serious injuries · Field investigation · Final report · Jul 9, 2004 · N609JW · Destroyed
  > The failure of the pilot to maintain clearance with terrain during descent while conducting an aerobatic maneuver. Low altitude flight was a factor.
- [NTSB NYC04LA140](https://openairdocs.org/ntsb/NYC04LA140.md): Aviat Pitts S2B · Hamilton, OH · Accident · No injuries · Limited investigation · Final report · Jun 13, 2004 · N963CB · Substantial damage
  > The pilot's failure to maintain directional control after experiencing a brake system malfunction during landing. Factors related to the accident were the malfunction of a landing gear brake as reported by the pilot, and the crosswind conditions.
- [NTSB MIA04CA055](https://openairdocs.org/ntsb/MIA04CA055.md): Aviat Pitts S2B · Parkland, FL · Accident · No injuries · Data collection · Final report · Mar 3, 2004 · N61PS · Substantial damage
  > The pilot's inadequate preflight planning which resulted in an off-airport precautionary landing to preclude fuel exhaustion, which resulted in damage to the airplane during the landing.
- [NTSB FTW04FA054](https://openairdocs.org/ntsb/FTW04FA054.md): Piper PA-32R-301 · Beaumont, TX · Accident · 2 fatal · Field investigation · Final report · Jan 3, 2004 · N396HP · Destroyed
  > The flight instructor's failure to maintain clearance with a static line. Contributing factors were the low cloud ceiling weather conditions and night light conditions.

## 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 year(c."eventDate") = 2004
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41568'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41568&year=2004

---
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.