NTSB investigations: Continental GTSIO-520-C
6 cases on aircraft whose registry engine model is Continental GTSIO-520-C, where the defining event was Loss of engine power (total). 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
| 2013 | 1 |
|---|---|
| 2016 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 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 ('17035')
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\" = '341'))
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 ('17035')
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" = '341'))
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 ERA26LA050Accident · Minor injuriesClass 3 · LimitedPreliminary reportCessna 401 · Eureka, NCOn November 18, 2025, at 12:30 eastern standard time, a Cessna 401A, N6255Q, was substantially damaged when it was involved in an accident near Eureka, North Carolina. The commercial pilot received minor injuries. The airplane was operated as a Title 14 Code…NTSB CEN24FA212Accident · 1 fatalClass 3 · FieldFinal reportBeech V35A · Arvada, COA total loss of engine power due to oil starvation as a result of loose turbocharger oil line fittings.NTSB CEN23LA267Accident · No injuriesClass 3 · LimitedFinal reportCessna 421 · Rockport, TXThe failure of the left engine starter adapter gear, which resulted in catastrophic damage to other engine components, and the subsequent loss of engine power.NTSB ERA22LA317Accident · No injuriesClass 3 · LimitedFinal reportCessna T210F · Monticello, NYMaintenance personnel’s improper torque of the engine through-bolts during maintenance, which resulted in a bearing shift, oil starvation, and a total loss of engine power.NTSB CEN16LA323Accident · Minor injuriesLimited investigationFinal reportCessna TU206C · Skiatook, OKA total loss of engine power after takeoff for reasons that could not be determined based on the available information.NTSB CEN13FA352Accident · Serious injuriesField investigationFinal reportAero Commander 685 · Victoria, TXMaintenance personnel's failure to secure the left engine idler pin during overhaul, which resulted in a catastrophic engine failure and subsequent forced landing.