NTSB investigations: Lycoming O-360-A4M, AZ
5 cases on aircraft whose registry engine model is Lycoming O-360-A4M. 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.
Cases per year
| 2018 | 1 |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Where
Open the mapLatest cases
Query with SQL
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.\"eventStateOrRegion\" = 'AZ' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('42276'))
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."eventStateOrRegion" = 'AZ' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('42276'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 WPR26LA045Accident · No injuriesClass 3 · LimitedPreliminary reportPiper PA-28-181 · Mesa, AZOn November 17, 2025, about 0830 mountain standard time, a Piper PA 28-181, N4402N, was substantially damaged when it was involved in an accident near Mesa, Arizona. The flight instructor and student pilot were not injured. The airplane was operated as a…NTSB WPR23LA164Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28-181 · Mesa, AZThe student pilot’s failure to maintain directional control, and the flight instructor’s delayed remedial action.NTSB WPR20CA088Accident · No injuriesData collectionFinal reportPiper PA-28-181 · Mesa, AZThe student pilot's failure to maintain directional control and the flight instructor's inadequate remediation during a short-field takeoff, which resulted in impact with a parked airplane.NTSB WPR19LA259Accident · No injuriesClass 3 · LimitedFinal reportPiper PA28 · Marana, AZExcessive fuel pressure and temperature throughout the fuel system due to heat soaking, which resulted in an engine fire during engine start.NTSB GAA18CA208Accident · No injuriesData collectionFinal reportPiper PA 28 · Tucson, AZThe student pilot’s failure to maintain clearance from a stationary pole while parking.