Lycoming IO-540-C4B5
NTSB investigations · 16
Matched to the registry by N-number and event date, newest first.
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
WHERE a.engine_model_code IN ('41651')
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.engine_model_code IN ('41651')
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 ERA26LA302Accident · No injuriesClass 4 · LimitedInvestigation openFrank J Salomone RV10 · Stevensville, MDNTSB WPR26LA185Accident · No injuriesClass 3 · LimitedPreliminary reportCraig Ellison Bearhawk Four · Sandpoint, IDOn May 12, 2026, about 1940 Pacific daylight time (PDT), an experimental amateur-built Bearhawk Four airplane, N953CN, was substantially damaged when it was involved in an accident at Olmstead Sky Ranch in Sandpoint, Idaho. The pilot was uninjured, and the…NTSB ERA24LA275Accident · No injuriesClass 4 · LimitedFinal reportPiper PA23 · Montgomery, ALThe failure of the nose landing gear actuator to maintain a fully down and locked position.NTSB WPR24LA081Accident · Serious injuriesClass 3 · LimitedFinal reportChristopher Randall Raptor Junior 540 · Camarillo, CAA total loss of engine power due to the loss of power to the electronic fuel injection and ignition system, which was the result of a loose connection between a common ground feed-through stud and the ground bus.NTSB CEN23LA323Accident · No injuriesClass 4 · LimitedFinal reportVans RV-10 · Oshkosh, WIThe pilot’s improper landing flare which resulted in a hard landing.NTSB CEN21LA096Accident · 2 fatalClass 3 · LimitedFinal reportExpress CT · Grand Prairie, TXThe pilot’s loss of airplane control during the departure turn, which resulted in an aerodynamic stall and impact with terrain.NTSB CEN20LA419Accident · Serious injuriesClass 3 · LimitedFinal reportTeam Rockets F1 · San Marcos, TXThe F1 pilot’s failure to see and avoid the lower altitude Cessna while on final approach for landing. Contributing to the accident were the restrictions to pilot visibility inherent to low- and high-wing airplanes, and both pilots’ failure to recognize the…NTSB GAA19CA180Accident · No injuriesData collectionFinal reportPiper PA23 · Tampa, FLAn in-flight collision with a bird during the approach, which resulted in damage to the vertical stabilizer.NTSB CEN15FA321Accident · 3 fatalField investigationFinal reportChristensen Steve Wheeler Express · Holland, MNThe pilot’s failure to maintain adequate airspeed during a high-pitch, steep right turn, which resulted in the exceedance of the airplane’s critical angle-of-attack and a subsequent aerodynamic stall, loss of control, and impact with terrain. Contributing to…NTSB ERA14LA378Accident · Minor injuriesLimited investigationFinal reportBirchler Boyd Eagle 540 · Standish, METhe total loss of engine power due to fuel starvation for reasons that could not be determined because postaccident examination of the engine did not reveal any anomalies that would have precluded normal operation.NTSB WPR13CA276Accident · No injuriesData collectionFinal reportGary W Bettis Harmon Rocket II · South Lake Tahoe, CAThe pilot's failure to maintain directional control during landing with a crosswind.NTSB WPR13LA093Accident · No injuriesLimited investigationFinal reportKaufmann Vans RV-10 · Las Vegas, NVA missing elevator control assembly attachment bolt, which rendered the elevator control system ineffective and resulted in a loss of pitch control, and the pilot’s incorrect installation of the elevator control assembly.NTSB CEN12LA538Accident · No injuriesLimited investigationFinal reportCantlon Starduster Too SA300 · Galion, OHThe pilot's failure to maintain directional control and a proper pitch attitude and airspeed while performing an aborted landing.NTSB CEN12CA360Accident · No injuriesData collectionFinal reportBirchler Boyd Eagle 540 · Kokomo, INThe pilot's failure to maintain adequate clearance from the trees during a low-level aerobatic maneuver.NTSB CEN11LA669Accident · Serious injuriesLimited investigationFinal reportOwen Vans RV-10 · Marietta, OHThe in-flight engine fire and loss of engine power due to an improperly installed fuel injector nozzle during a recent engine overhaul.NTSB NYC08FA157Accident · 2 fatalField investigationFinal reportCartwright H Jr/Cottrell M RV-10 · Seale, ALThe pilot-in-command's in-flight loss of control due to spatial disorientation. Contributing to the accident were the weather conditions and the pilot-in-command's lack of flight experience in the accident airplane.
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