NTSB investigations: Lycoming GO-480-G1D6

5 cases on aircraft whose registry engine model is Lycoming GO-480-G1D6. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19662026

NTSB investigations: Lycoming GO-480-G1D6 per year, 1966–2026: 5 cases
1966	1
2009	1
2012	1
2018	1
2026	1

Where

Open the map

Latest cases

Query with 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 ('42182')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "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 ('42182'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

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 ('42182'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB ANC26LA048Accident · No injuriesClass 4 · LimitedInvestigation openHelio H-295 · Fairbanks, AKJun 8, 2026 · N2267Z · Substantial damage NTSB GAA18CA481Accident · No injuriesData collectionFinal reportHelio H 295 · Great Falls, MTThe pilot’s failure to maintain lateral control of the airplane during takeoff in a quartering tailwind.Aug 11, 2018 · N77TR · Substantial damage NTSB ANC12LA056Accident · Serious injuriesLimited investigationFinal reportHelio H-295-1400 · Deadhorse, AKThe pilot's failure to extend the airplane’s wing flaps before takeoff and her selection of an unsuitable takeoff area, which resulted in a collision with a concrete loading ramp during the aborted takeoff.Jun 20, 2012 · N295SC · Substantial damage NTSB ANC09LA047Accident · No injuriesLimited investigationFinal reportHelio H-295 · Kaktovic, AKThe pilot’s failure to maintain control of the airplane after an in-flight encounter with a downdraft while landing in mountainous terrain, and her decision to fly at an altitude where such an encounter made a successful recovery unlikely.May 16, 2009 · N295SC · Substantial damage NTSB DEN67F0100Accident · No injuriesClosedHelio H-295 · Salt Lake City, UTSep 5, 1966 · N6302V · Substantial damage