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NTSB investigations: Lycoming TI0-540 series, MS

20 cases on aircraft whose registry engine model is Lycoming TI0-540 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19662026

Where

Latest cases

Query with SQL

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" = 'MS' 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 ('41533')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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\" = 'MS' 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 ('41533'))
  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" = 'MS' 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 ('41533'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run 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 CEN25LA165Accident · No injuriesClass 3 · LimitedFinal reportCessna T206 · Natchez, MSMaintenance personnel’s improper maintenance, which resulted in a loss of engine power due to fuel starvation as the result of a loose fuel line B-nut. Contributing to the accident was an inadequate 100-hour inspection performed after the recent maintenance.Mar 27, 2025 · N27DV · Substantial damage NTSB WPR23FA208Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-31-325 · Tupelo, MSThe pilot's exceedance of the airplane's critical angle of attack while maneuvering after takeoff for reasons that could not be determined, which resulted in an aerodynamic stall and subsequent loss of control.Jun 3, 2023 · N4077W · Destroyed NTSB ERA13FA055Accident · 3 fatalField investigationFinal reportPiper PA-32-300 · Jackson, MSThe pilot's inadequate preflight inspection, which resulted in his failure to note the water in the fuel tank due to condensation, which subsequently shut down the engine in flight. Contributing to the accident was the pilot's self-induced pressure to…Nov 13, 2012 · N717RL · Substantial damage NTSB ERA12FA433Accident · 3 fatalField investigationFinal reportPiper PA-32R-300 · New Site, MSThe pilot's decision to operate into a known area of adverse weather, which resulted in the inadvertent penetration of a severe thunderstorm, a subsequent loss of control, and in-flight breakup of the airplane.Jul 8, 2012 · N4386F · Substantial damage NTSB ERA12FA146Accident · 1 fatalField investigationFinal reportAerostar PA-60-601P · Philadelphia, MSThe pilot’s failure to maintain directional control during takeoff following loss of power to the left engine due to fuel starvation. Contributing to the loss of control was the pilot’s failure to feather the left propeller following the loss of left engine…Jan 16, 2012 · N700PS · Substantial damage NTSB MIA01LA089Accident · 1 fatalLimited investigationFinal reportPiper PA-32RT-300T · Gulfport, MSthe pilot's attempted flight into known adverse weather, resulting in an in flight loss of control, exceedance of design limits of the aircraft, and wing separation prior to collision with water.Mar 3, 2001 · N911PL · Destroyed NTSB MIA97IA016Incident · No injuriesIncident investigationFinal reportPiper PA-31-350 · Mccomb, MSthe lineman's fueling of the aircraft with the wrong type fuel, the pilot's failure to verify the type of fuel added to the aircraft before flight, and failure of the refueling facility to be equipped with the proper fuel nozzle.Oct 31, 1996 · N120JD · Minor damage NTSB MIA95LA170Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Winstonville, MSPoor preflight planning/preparation and clearance not maintained by the pilot in command.Jul 4, 1995 · N6323Y · Substantial damage NTSB MIA90LA100Accident · No injuriesLimited investigationFinal reportPiper PA-32RT-300T · Jackson, MSThe pilot's improper compensation for the cross-wind.Apr 4, 1990 · N2078B · Substantial damage NTSB MIA89LA039Accident · Serious injuriesLimited investigationFinal reportPiper PA-32R-300 · Holly Springs, MSThe plt stated that after he began a descent from 12,000 ft to 4000 ft, the acft lost all electrical power due to failure of the alternator. While apchg to land at Holly Springs arpt, the acft enctrd unfavorable winds & turbulence. Subsequently, it lost…Nov 20, 1988 · N4908F · Destroyed NTSB MIA89LA013Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Tupelo, MSThe operator had applied for an on-demand/air taxi cert, but had not obtained approval. After lvl-off on a flt to carry canceled checks, the plt elected to use the remaining fuel fm the inbd tanks. He stated that soon thereafter, the left eng bgn running…Oct 21, 1988 · N6877Y · Substantial damage NTSB ATL85FA146Accident · 1 fatalField investigationFinal reportPiper PA-32R-300 · Dundee, MSPlt obtained three preflight wx briefings then filed IFR using an assumed name. Routine communications until 2117 CST when pilot reported in a cell and said he wanted to make a 180 degree turn. Cleared for right turn. Radar and comm contact with aircraft lost…Apr 23, 1985 · N8069C · Destroyed NTSB ATL82FKQ10Accident · 1 fatalFinal reportPiper PA-23-250 · Mccomb, MSBefore taking off from jackson, MS, the pilot received a weather briefing by radio and filed an IFR flight plan to Mccomb, MS. During arrival at Mccomb, the weather was IFR with an indefinitely obscured ceiling at zero ft, visibility 1/2 mile in fog, wind 160…Jan 20, 1982 · N6242Y · Destroyed NTSB MIA74FKQ07Accident · No injuriesClosedAero Comdr A-9B · Yazoo City, MSAug 19, 1973 · N7745V · Destroyed NTSB MIA72FLT15Accident · No injuriesClosedBellanca 17-31A · Walls, MSJun 20, 1972 · N8211R · Substantial damage NTSB MIA71FKQ16Accident · No injuriesClosedBellanca 17-31 · Brandon, MSOct 12, 1970 · N7351V · Substantial damage NTSB MIA70FKQ07Accident · No injuriesClosedCallair A9B · Fitler, MSMay 7, 1970 · N7781V · Substantial damage NTSB MIA69F0290Accident · 1 fatalClosedAero Comdr A-9B · Newton, MSDec 20, 1968 · N7696V · Destroyed NTSB MIA67F0090Accident · No injuriesClosedPiper PA-24 · Jackson, MSJul 15, 1966 · N8965P · Substantial damage NTSB MIA66F0400Accident · No injuriesClosedPiper PA-24 · Cleveland, MSJan 11, 1966 · N8556P · Substantial damage