NTSB investigations: Lycoming 0-540 series
47 cases on aircraft whose registry engine model is Lycoming 0-540 series, 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
| 2008 | 3 |
|---|---|
| 2009 | 6 |
| 2010 | 3 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 5 |
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 ('41532')
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 ('41532')
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 CEN27LA019Accident · Minor injuriesClass 3 · LimitedInvestigation openPiper PA-28-235 · Cedar Rapids, IANTSB ANC26LA096Accident · Minor injuriesClass 3 · LimitedPreliminary reportCessna R182 · Lebanon, TNOn September 1, 2026, about 1815 eastern daylight time, a Cessna R182 airplane was substantially damaged when it was involved in an accident near Lebanon, Tennessee. The pilot sustained minor injuries. The airplane was operated as a Title 14 Code of Federal…NTSB ERA26LA358Accident · No injuriesClass 3 · LimitedPreliminary reportPiper PA24 · Union City, OHOn August 10, 2026, about 1800eastern daylight time, a Piper PA-24-250, N6985P, was substantially damaged when it was involved in an accident near Union City, Ohio. The flight instructor and the private pilot were not injured. The airplane was operated as a…NTSB ANC26LA080Accident · Minor injuriesClass 3 · LimitedPreliminary reportPiper PA-32-260 · Pinetown, NCOn August 6, 2026, about 1355 eastern daylight time, a Piper Aircraft PA-32-260 airplane, N8791E, was substantially damaged when it was involved in an accident near Pinetown, North Carolina. The private pilot and two passengers sustained minor injuries. The…NTSB CEN26LA211Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-28-235 · Montevideo, MNA total loss of engine power on approach due to carburetor icing.NTSB CEN26LA042Accident · Minor injuriesClass 3 · LimitedPreliminary reportPiper PA-28-235 · Castle Rock, COOn November 10, 2025, about 1815 mountain standard time, a Piper PA-28-235 airplane, N9143W, was substantially damaged when it was involved in an accident near Castle Rock, Colorado. The pilot and one passenger reported no injuries. A second passenger…NTSB GAA25WA228Accident · No injuriesClass 3 · ForeignPiper PA32 · Marsh Harbor, BahamasNTSB WPR25LA065Accident · No injuriesClass 3 · LimitedPreliminary reportPiper PA-24-250 · Mesa, AZOn December 19, 2024, about 1515 mountain standard time, a Piper PA-24-250, N7833P, was involved in an accident near Mesa, Arizona. The pilot and pilot-rated passenger were not injured. The airplane was operated as a Title 14 Code of Federal Regulations Part…NTSB WPR23LA239Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-24-250 · Alturas, CAA loss of engine power due to the failure of the right magneto distributor gear and the pilot’s decision to conduct a test flight with known mechanical issues.NTSB ERA23FA239Accident · 1 fatalClass 3 · FieldFinal reportCommander 114TC · Palm City, FLA loss of engine power for undetermined reasons, and the pilot’s subsequent loss of control, which resulted in impact with terrain.NTSB ERA23LA037Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-235 · Spartanburg, SCA partial separation of the crankshaft gear/bolt, which resulted in a total loss of engine power.NTSB WPR22LA262Accident · No injuriesClass 3 · LimitedFinal reportMaule M-5-235C · Three Forks, MTA loss of engine power due to degraded and incorrectly maintained ignition system components. Contributing to the accident was the pilot’s delay in turning the airplane towards the runway when the engine began to lose power.NTSB GAA22WA067Accident · 2 fatalClass 5 · ForeignPiper PA-32-260 · Chame, PanamaNTSB ERA22LA028Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Sligo, PAA total loss of engine power due to fuel exhaustion as a result of the pilots mismanagement of fuel.NTSB WPR21FA114Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Los Angeles, CAThe total loss of engine power due to the failure of the No. 6 exhaust valve for reasons that could not be determined based on available evidence.NTSB ERA20LA195Accident · No injuriesClass 3 · LimitedFinal reportPiper PA24 · South Boston, VAThe powerplant mechanic’s failure to properly affix the engine crankshaft gear lockplate during overhaul, resulting in a total loss of engine power.NTSB ERA19TA111Accident · No injuriesFinal reportPiper PA32 · West Palm Beach (Atlantic Ocean)A total loss of engine power for reasons that could not be determined based on the available evidence, which resulted in a ditched landing in the ocean.NTSB ERA19WA103Incident · No injuriesForeign investigationBritten Norman BN2B · Esmeraldas, EcuadorThe government of Ecuador has notified the NTSB of an incident involving a Britten Norman BN2B airplane that occurred on January 25, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Ecuador's investigation under the…NTSB CEN18LA347Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-235 · Little Rock, ARThe total loss of engine power for reasons that could not be determined based on the available evidence, which resulted in a forced landing on unsuitable terrain.NTSB CEN17LA372Accident · No injuriesLimited investigationFinal reportPiper PA 25-235 · Westphalia, KSA total loss of engine power due to a fatigue failure of the crankshaft that resulted from main bearing shift and lack of lubrication.NTSB ERA17LA116Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 · Chatham, NJMaintenance personnel's improper installation and inspection of the crankshaft gear bolt during major overhaul, which resulted in the crankshaft gear disengaging from the accessory gears of the engine and a subsequent loss of power.NTSB WPR17LA020Accident · No injuriesLimited investigationFinal reportPiper PA 28-235 · Taylor, AZA total loss of engine power for reasons that could not be determined because postaccident examination revealed no anomalies that would have precluded normal operation.NTSB CEN16LA132Accident · Minor injuriesLimited investigationFinal reportPiper PA24 · Kentland, INThe loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any mechanical anomalies that would have precluded normal operation. Contributing to the accident was the flight…NTSB ERA16LA061Accident · Minor injuriesLimited investigationFinal reportPiper PA-24 · Millville, NJThe total loss of engine power during initial climb for reasons that could not be determined because postaccident examination of the engine revealed no anomalies that would have precluded normal operation.NTSB ERA16LA053Accident · Serious injuriesLimited investigationFinal reportPiper PA-32 · Opa Locka, FLMaintenance personnel's inadequate inspection of the exhaust system, which resulted in the escape of exhaust gases into the engine compartment and a subsequent total loss of engine power.NTSB ERA16LA022Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · Bluemont, VAA total loss of engine power as a result of the separation of the No. 5 connecting rod for reasons that could not be determined based on the available information.NTSB ERA15LA149Accident · 1 fatalLimited investigationFinal reportPiper PA-24-250 · Fort Myers, FLThe pilot's inadvertent placement of both fuel selectors to the "off" position, which resulted in fuel starvation and a total loss of engine power.NTSB WPR15FA045Accident · 1 fatalField investigationFinal reportPiper PA 24-250 · Garberville, CAA loss of engine power for reasons that could not be determined due to extensive damage sustained during the collision and postaccident water immersion.NTSB CEN14LA131Accident · No injuriesLimited investigationFinal reportCessna R182 · Eustis, NEA catastrophic engine failure, which was initiated by the failure of the No. 5 connecting rod cap.NTSB WPR13LA109Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Bountiful, UTA total loss of engine power during initial climb for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB ERA13LA112Accident · No injuriesLimited investigationFinal reportCessna T182 · Brandon, FLFailure of the No. 2 cylinder’s rod bearing, which resulted in a total loss of engine power.NTSB CEN13LA118Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Mc Allen, TXA loss of engine power due to carburetor icing.NTSB CEN12LA437Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Mott, NDThe rupture of a corroded oil line, which resulted in a total loss of engine power due to oil starvation.NTSB ERA11FA334Accident · 1 fatalField investigationFinal reportPiper PA-24-250 · Westbrook, CTA total loss of engine power during approach due to inadequate torque on the No. 3 cylinder hold-down nuts.NTSB CEN11LA161Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-235 · Matador, TXThe loss of engine power during initial climb for undetermined reasons.NTSB ERA10WA498Accident · Minor injuriesForeign investigationAero Commander 500 · Santo Domingo, Dominican RepublicNTSB CEN10LA370Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Centerville, MOA loss of engine power due to carburetor icing as a result of the pilot not using carburetor heat.NTSB CEN10LA136Accident · No injuriesLimited investigationFinal reportMaule M-5-235C · La Porte, TXA loss of engine power for undetermined reasons.NTSB CEN10LA023Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · Peoria, ILA loss of engine power for undetermined reasons during climb out after takeoff, which resulted in a forced landing to a roadway.NTSB ERA09LA490Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Bainbridge, GAA total loss of engine power due to the loss of camshaft timing as a result of the displacement of the idler gear assembly.NTSB ERA09LA380Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Westerly, RIThe pilot's failure to use carburetor heat resulting in a complete loss of engine power due to carburetor icing.NTSB ANC09LA042Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Wasilla, AKA loss of engine power due to the blockage of the carburetor air inlet by a piece of engine baffling. Contributing to the accident was a worn engine baffle, and the pilot/owner's failure to have the engine baffle replaced.NTSB WPR09LA169Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-235 · San Carlos, CAA total loss of engine power during the initial climb for undetermined reasons.NTSB CEN09LA171Accident · No injuriesLimited investigationFinal reportPiper PA-28C-235 · Falcon, COA loss of engine power due to fuel starvation as a result of the pilot's inadequate fuel management.NTSB ERA09LA096Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · New Bern, NCA loss of engine power for undetermined reasons.NTSB DFW08CA160Accident · Minor injuriesData collectionFinal reportPiper PA-28-235 · Amistad, NMFuel starvation while in cruise flight. Contributing to the accident were incorrect maintenance, the fuel selector movement was impeded and a plowed field.NTSB NYC08LA142Accident · No injuriesLimited investigationFinal reportPiper PA32 · New Albany, MSA loss of engine power for undetermined reasons.