NTSB investigations: Continental TSIO-520 series, MA
23 cases on aircraft whose registry engine model is Continental TSIO-520 series. 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
| 1969 | 1 |
|---|---|
| 1987 | 1 |
| 1989 | 1 |
| 1995 | 1 |
| 1997 | 2 |
| 2000 | 1 |
| 2001 | 2 |
| 2003 | 1 |
| 2005 | 1 |
| 2008 | 1 |
| 2009 | 1 |
| 2012 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2024 | 1 |
| 2026 | 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\" = 'MA' 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 ('17040'))
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" = 'MA' 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 ('17040'))
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 ERA26LA246Accident · Serious injuriesClass 3 · LimitedPreliminary reportCessna 402 · Provincetown, MAOn June 15, 2026, about 0810 eastern daylight time, a Cessna 402C, N499CA, was substantially damaged when it was involved in an accident at Provincetown Municipal Airport (PVC), Provincetown, Massachusetts. The airplane transport pilot (pilot flying) and…NTSB ERA24LA386Accident · No injuriesClass 3 · LimitedFinal reportCessna 402 · Boston, MAThe failure of a solid hydraulic fluid line, which resulted in a loss of hydraulic fluid that prevented the landing gear extension process from completing normally. Contributing to the outcome was the pilot’s failure to fully activate the emergency landing…NTSB ERA23LA106Accident · No injuriesClass 4 · LimitedFinal reportCessna 402 · Mashpee, MAThe airplane’s impact with a bird while enroute.NTSB ERA21FA354Accident · Serious injuriesClass 3 · FieldFinal reportCessna 402C · Provincetown, MAThe pilot’s delayed decision to perform an aborted landing late in the landing roll with insufficient runway remaining. Contributing to the accident was the pilot’s failure to execute a go-around once the approach became unstabilized, per the operator’s…NTSB ERA21LA197Accident · No injuriesClass 4 · LimitedFinal reportCessna 402C · New Bedford, MAAn inadvertent collision with a bird during descent, resulting in substantial damage to the vertical stabilizer.NTSB ERA20CA100Accident · No injuriesData collectionFinal reportCessna 402 · Barnstable, MAThe pilot's failure to properly secure the crew hatch door before takeoff, which resulted in the door’s forward hinge assembly tearing from its fuselage mount point.NTSB ERA18LA136Accident · No injuriesLimited investigationFinal reportCessna 402 · Barre Plains, MAThe pilot's improper decision to land with a tailwind, which resulted in a touchdown with insufficient runway remaining to stop the airplane.NTSB GAA18CA134Accident · No injuriesData collectionFinal reportCessna T303 · Great Barrington, MAThe pilot’s failure to see the taxiway when returning to the ramp from the snow-covered runway, which resulted in the airplane rolling down an embankment.NTSB GAA18CA071Accident · No injuriesData collectionFinal reportCessna 402 · Hyannis, MAEncounter with a flock of birds during takeoff at night, resulting in multiple bird strikes and structural damage.NTSB ERA12IA550Incident · No injuriesIncident investigationFinal reportCessna 402C · Nantucket, MACompany maintenance personnel’s failure to comply with the airplane manufacturer’s service instructions by not removing the cracked drag brace from service nor inspecting the repaired drag brace at the appropriate interval, which resulted in the failure of…NTSB ERA09IA267Incident · No injuriesIncident investigationFinal reportCessna 402C · Nantucket, MAInstallation of an improper bearing in the landing gear actuator.NTSB NYC08FA324Accident · 1 fatalField investigationFinal reportCessna 402 · Vineyard Haven, MAA loss of aircraft control due to spatial disorientation.NTSB NYC05IA052Incident · No injuriesIncident investigationFinal reportCessna 402C · Hyannis, MAThe mechanic's inadequate inspection, which failed to discover cracks in the left wing spar around wing station 114.NTSB NYC03FA203Accident · 1 fatalField investigationFinal reportCessna 402C · Nantucket, MAThe pilot's failure to maintain aircraft control during a missed approach. Factors in this accident were fog and the night light conditions.NTSB NYC01LA174Accident · Serious injuriesLimited investigationFinal reportPiper PA-46-310P · Stow, MAThe pilot's failure to maintain airplane control during a go-around.NTSB NYC01LA166Accident · Minor injuriesLimited investigationFinal reportCessna 402C · Boston, MAThe pilot's improper decision to waive the wake turbulence hold time, and his subsequent loss of control when wake vortex turbulence was encountered.NTSB NYC01LA004Accident · Serious injuriesLimited investigationFinal reportCessna 210 · Marshfield, MAThe pilot's improper management of the fuel supply, which resulted in fuel starvation of the engine. A factor in the accident was the pilot's diverted attention to the inclement weather.NTSB NYC97LA183Accident · No injuriesLimited investigationFinal reportCessna 402C · Nantucket, MAthe pilot's delayed decision to perform a go-around (missed approach). Related factors were: darkness, low ceiling, fog, and disorientation of the flight crew, while making the approach in conditions of limited visibility.NTSB IAD97IA045Incident · No injuriesIncident investigationFinal reportCessna 402C · Provincetown, MAthe pilot's inadequate inflight planning/decision, and his misjudgment of speed and distance. Related factors were: fog, tailwind, and soft terrain on the overrun area at the end of the runway.NTSB NYC96LA020Accident · No injuriesLimited investigationFinal reportCessna 414A · Grt Barrington, MAthe pilot's inadequate compensation for wind conditions, which resulted in an undershoot of the proper touchdown point for landing. Factors relating to the accident were: the unfavorable wind conditions and the exposed runway lip.NTSB NYC89LA081Accident · No injuriesLimited investigationFinal reportCessna 402B · Hyannis, MAInadequate preflight planning and preparation by the pilot which resulted in improper weight and balance (aft CG). The aft CG also contributed to the uncommanded altitude deviation after takeoff.NTSB NYC87FA121Accident · Minor injuriesField investigationFinal reportCessna 402C · Hyannis, MAShortly after the initial pwr reduction drg tkof, the plt noted a partial loss of pwr in the rgt eng. He said he 'went to full power on both engines' & noted an 'extremely high' fuel flow indcn to the rgt eng. He said, 'thinking that the engine was flooding,…NTSB NYC70F0128Accident · No injuriesClosedCessna TU206U · Norwood, MA