NTSB investigations: Lycoming IO-360-L2A
11 cases on aircraft whose registry engine model is Lycoming IO-360-L2A, where the defining event was Aerodynamic stall/spin. 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
| 2008 | 2 |
|---|---|
| 2013 | 2 |
| 2017 | 4 |
| 2018 | 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41597')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '241'))
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 ('41597')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '241'))
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 WPR25LA211Accident · Serious injuriesClass 3 · LimitedPreliminary reportCessna 172S · Sisters, OROn July 13, 2025, about 1106 Pacific daylight time, a Cessna 172S, N787LF, was substantially damaged when it was involved in an accident near Sisters, Oregon. The flight instructor was seriously injured, and the student pilot and pilot rated passenger…NTSB WPR23LA210Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Prescott, AZThe pilot’s improper landing flare, which resulted in an aerodynamic stall. Contributing to the accident was his delayed decision to initiate a go-around.NTSB CEN18LA344Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 172 · Addison, TXThe pilot's improper flap setting for takeoff and subsequent exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall. Contributing was the overgross state of the airplane.NTSB ERA17LA261Accident · 1 fatalLimited investigationFinal reportCessna 172 · Danbury, CTThe pilot's exceedance of the airplane's critical angle of attack during initial climb, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's decision to operate the airplane above its maximum gross weight, which likely reduced…NTSB GAA17CA327Accident · No injuriesData collectionFinal reportCessna 172 · Tooele, UTThe student pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack during an attempted go-around, which resulted in an aerodynamic stall.NTSB GAA17CA283Accident · No injuriesData collectionFinal reportCessna 172 · Atlanta, GAThe student’s incorrect use of the go-around procedure, which resulted in an aerodynamic stall, and the flight instructor’s delayed remedial action.NTSB CEN17FA111Accident · 2 fatalField investigationFinal reportCessna 172S · Berthoud, COThe failure of the pilots to apply prompt and/or correct flight control inputs to adequately recover from the intentional aerodynamic spin.NTSB CEN13CA498Accident · No injuriesData collectionFinal reportCessna 172S · Indianapolis, INThe pilot's inadequate monitoring on the airplane's airspeed during the go-around, resulting in a stall.NTSB CEN13LA348Accident · Serious injuriesLimited investigationFinal reportCessna 172S · Grand Forks, NDThe student pilot’s inadequate recovery from a bounced landing, which resulted in an aerodynamic stall during the go-around.NTSB LAX08LA191Accident · 2 fatalLimited investigationFinal reportCessna 172S · Oceanside, CAFailure of the pilot to regain airplane control during an intentional stall/spin maneuver.NTSB LAX08CA102Accident · No injuriesData collectionFinal reportCessna 172S · Gualala, CAThe pilot's decision not to use all of the available runway, his premature rotation and failure to obtain and maintain an adequate airspeed to continue the takeoff that resulted in a stall/mush, an aborted takeoff, a runway overrun, and a collision with…