Fatal NTSB investigations: Lycoming TI0-540 series
467 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.
Cases per year
| 1964 | 1 |
|---|---|
| 1966 | 3 |
| 1968 | 5 |
| 1969 | 3 |
| 1970 | 1 |
| 1971 | 4 |
| 1972 | 6 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 4 |
| 1976 | 5 |
| 1977 | 6 |
| 1978 | 14 |
| 1979 | 12 |
| 1980 | 16 |
| 1981 | 13 |
| 1982 | 15 |
| 1983 | 13 |
| 1984 | 9 |
| 1985 | 7 |
| 1986 | 9 |
| 1987 | 10 |
| 1988 | 6 |
| 1989 | 8 |
| 1990 | 2 |
| 1991 | 8 |
| 1992 | 6 |
| 1993 | 8 |
| 1994 | 8 |
| 1995 | 3 |
| 1996 | 7 |
| 1997 | 2 |
| 1998 | 6 |
| 1999 | 6 |
| 2000 | 6 |
| 2001 | 14 |
| 2002 | 17 |
| 2003 | 12 |
| 2004 | 16 |
| 2005 | 12 |
| 2006 | 13 |
| 2007 | 7 |
| 2008 | 11 |
| 2009 | 10 |
| 2010 | 9 |
| 2011 | 8 |
| 2012 | 14 |
| 2013 | 7 |
| 2014 | 12 |
| 2015 | 10 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 7 |
| 2023 | 9 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 6 |
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.\"highestInjuryLevel\" = 'Fatal'
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."highestInjuryLevel" = 'Fatal'
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" 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 ANC26FA091Accident · 4 fatalClass 3 · FieldPreliminary reportPiper PA-24-260 · Seldovia, AKOn August 26, 2026 about 1317 Alaska daylight time, a Piper PA-24-260 airplane, N9485P, was substantially damaged when it was involved in an accident near Seldovia, Alaska. The pilot and three passengers were fatally injured. The airplane was operated as a…NTSB CEN26FA280Accident · 1 fatalClass 3 · FieldPreliminary reportPiper PA-24-250 · Bethany, MOOn August 4, 2026, about 1839 central daylight time, a Piper PA-24-250 airplane, N8422P, was destroyed when it was involved in an accident near Bethany, Missouri. The pilot received fatal injuries. The airplane was operated under Title 14 Code of Federal…NTSB WPR26FA216Accident · 1 fatalClass 3 · FieldPreliminary reportPiper PA-36-300 · Henderson, NEOn June 11, 2026, at 2103 central daylight time, a Piper PA-36-300, N57846, was substantially damaged when it impacted a rotating beacon tower and terrain near Henderson, Nebraska. The pilot was fatally injured. The airplane was operated as a Title 14 Code of…NTSB WPR26FA189Accident · 2 fatalClass 3 · FieldPreliminary reportPiper PA-32-300 · Empire, NVOn May 17, 2026, about 0738 PDT, a Piper PA-32-300, N8502N, was substantially damaged when it was involved in an accident near Empire, Nevada. The pilot and passenger sustained fatal injuries. The airplane was operated as a Title 14 Code of Federal…NTSB CEN26FA140Accident · 1 fatalClass 3 · FieldPreliminary reportAero Commander 500-B · Chesterfield, MOOn March 17, 2026, about 0024 central daylight time, an Aero Commander 500-B airplane, N444CA, was destroyed when it was involved in an accident near Chesterfield, Missouri. The pilot was fatally injured. The airplane was operated as a Title 14 Code of…NTSB GAA26WA072Accident · 6 fatalClass 3 · ForeignPiper PA-31-325 · Paipa, ColombiaNTSB CEN25FA184Accident · 2 fatalClass 3 · FieldPreliminary reportRockwell Commander 114A · Hankamer, TXOn May 24, 2025, about 1658 central daylight time (CDT), a Rockwell Commander 114A airplane, N5903N, was destroyed when it was involved in an accident near Hankamer, Texas. The private pilot and passenger were fatally injured. The airplane was operated under…NTSB ERA25FA201Accident · 1 fatalClass 3 · FieldFinal reportPiper PA32RT · Yulee, FLThe pilot’s exceedance of the airplane’s critical angle of attack during takeoff, which resulted in a stall/spin at an altitude too low for recovery. Contributing to the accident was the opening of the nose baggage door and subsequent distraction of the pilot…NTSB WPR25LA080Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA-32-300 · Round Mountain, NVImpact with mountainous terrain for reasons that could not be determined due to a lack of available evidence.NTSB ERA24FA120Accident · 3 fatalClass 3 · FieldFinal reportPiper PA32 · Jackson, OHThe non-instrument-rated pilot’s decision to depart under visual flight rules into instrument meteorological conditions, which resulted in an inflight collision with terrain while maneuvering.NTSB ERA24FA050Accident · 1 fatalClass 3 · FieldFinal reportPiper PA32R · Attalla, ALThe undetected wear of both pawl retaining rivets of the left magneto impulse coupling and fatigue failure of one pawl retaining rivet, which led to cascading fractures of the second pawl retaining rivet, left gear retainer assembly, and gear teeth of…NTSB ERA24FA026Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-32-300 · Marion, OHA descent and impact with terrain for undetermined reasons.NTSB CEN24FA028Accident · 1 fatalClass 3 · FieldFinal reportPiper PA46 · McCook, NEThe pilot exceeded the airplane’s critical angle of attack during the initial climb, resulting in an aerodynamic stall from which he could not recover. Contributing to the accident was the pilot’s decision to take off with the airplane well above its maximum…NTSB WPR24FA024Accident · 1 fatalClass 3 · FieldFinal reportCessna T206H · Orangeville, UTThe pilot's controlled flight into mountainous terrain for reasons that could not be determined.NTSB CEN24LA020Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA 46-350P · Pierre, SDThe total loss of engine power due to fuel starvation as a result of the pilot’s improper configuration of the automatic fuel transfer system. Contributing to the accident was the pilot’s failure to adequately monitor the header tank’s fuel quantity.NTSB ERA23FA280Accident · 5 fatalClass 3 · FieldFinal reportPiper PA-32R-300 · North Myrtle Beach, SCThe pilot’s loss of control during initial climb, which resulted in an aerodynamic stall and impact with terrain. Contributing to the accident was the pilot’s operation of the airplane above its maximum gross weight and near its aft center of gravity limit,…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.NTSB WPR23FA188Accident · 2 fatalClass 3 · FieldFinal reportCessna T182T · Albany, WYThe pilot’s decision to conduct flight into an area of icing in an airplane that was prohibited from such conditions, which resulted in exceedance of the airplane’s critical angle of attack, an aerodynamic stall/spin, and the pilot’s spatial disorientation…NTSB ERA23FA181Accident · 4 fatalClass 3 · FieldFinal reportPiper PA32R · Venice, FLThe pilot’s decision to initiate a visual flight rules flight into dark night conditions, which resulted in spatial disorientation during the initial climb and subsequent steep banking descent into water.NTSB GAA23WA042Accident · 1 fatalClass 5 · ForeignPiper PA 46-350P · Happy Valley-Goose Bay, CanadaNTSB WPR23FA044Accident · 1 fatalClass 3 · FieldFinal reportGallagher XLT-RG · Banning, CAAn inflight engine fire for reasons that could not be determined that resulted in impact with terrain.NTSB ERA23FA025Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32-300 · Brentwood, TNA total loss of engine power due to the catastrophic failure of the crankshaft resulting from the improper installation of the crankshaft for this application.NTSB ERA22FA418Accident · 1 fatalClass 3 · FieldFinal reportPiper PA32 · Afton, VAA catastrophic engine failure due to oil starvation, which resulted in a total loss of engine power at night over mountainous terrain.NTSB GAA22WA227Accident · 2 fatalClass 5 · ForeignPiper PA-31-325 · Queretaro, MexicoNTSB CEN22FA299Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32-300 · Mount Pleasant, TXThe pilot’s failure to maintain the proper glidepath while on final approach in night visual conditions, which resulted in a collision with trees.NTSB GAA22WA187Accident · 2 fatalClass 5 · ForeignSmith Aerostar 601P · Ceballos, MexicoNTSB CEN22FA080Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32R-300 · Bloomington, INThe pilot’s failure to follow the instrument landing system (ILS) course guidance, which resulted in the pilot’s loss of airplane control during the instrument approach. Contributing to the accident was the presence of turbulence and low-level wind shear.NTSB WPR22FA055Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-31-350 · Medford, ORThe pilot’s failure to maintain aircraft control during the initial climb into clouds due to spatial disorientation, which resulted in an uncontrolled descent and collision with terrain.NTSB WPR22FA023Accident · 1 fatalClass 3 · FieldFinal reportMooney M20M · Snoqualmie, WAThe pilot’s decision to fly the airplane into known icing conditions, which resulted in a loss of airplane control and collision with terrain.NTSB ERA22FA014Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-24-260 · Blairsville, GAThe pilot’s decision to commence the flight in low IFR weather conditions, and making immediate turns after takeoff in IMC, resulting in spatial disorientation and a loss of airplane control.NTSB CEN21FA360Accident · 3 fatalClass 3 · FieldFinal reportMooney M20M · Victoria, MNThe pilot’s loss of airplane control due to spatial disorientation during final approach, which led to a spiral dive that overstressed the airplane and resulted in an in-flight breakup.NTSB CEN21LA104Accident · 3 fatalClass 3 · LimitedFinal reportPiper PA-24-250 · New Hudson, MIThe pilot’s failure to maintain proper airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall. Contributing to the accident was the pilot’s lack of an instrument rating and the low visibility at the time…NTSB CEN21LA075Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA32 · Windom, MNThe pilot’s spatial disorientation shortly after takeoff into night instrument meteorological conditions, which resulted in loss of airplane control and subsequent impact with terrain.NTSB ERA20LA297Accident · 2 fatalClass 3 · LimitedFinal reportRockwell 500 · Pembroke Park, FLA total loss of engine power due to fuel exhaustion. Contributing to the fuel exhaustion was the fatigue fracture of an electrical wire in the tank unit or fuel transmitter, which likely resulted in an inaccurate fuel quantity indication.NTSB WPR20LA238Accident · 5 fatalClass 3 · LimitedFinal reportPiper PA32R · West Jordan, UTThe pilot's failure to maintain the airplane’s speed during takeoff near the airplane’s maximum gross weight in high-density altitude conditions, which resulted in the exceedance of the airplane's critical angle of attack and led to an aerodynamic stall, loss…NTSB ERA20LA212Accident · 2 fatalClass 3 · LimitedFinal reportPiper PA32RT · Selma, ALThe mechanic’s failure to clean the oil suction screen during the most recent maintenance, which resulted in oil starvation and subsequent total loss of engine power.NTSB ERA20LA202Accident · 2 fatalClass 3 · LimitedFinal reportPiper PA23 · San Juan, PRThe pilot’s intentional operation of the airplane with known deficiencies of the left engine and subsequent in-flight loss of control after takeoff. Contributing to the loss of engine power was internal contamination of the left servo fuel injector.…NTSB CEN20LA186Accident · 2 fatalClass 3 · LimitedFinal reportCessna T206 · Center, TXThe non-instrument rated pilot’s intentional flight into instrument meteorological conditions (clouds) which resulted in spatial disorientation and an inflight loss of control.NTSB CEN20LA160Accident · 1 fatalClass 3 · LimitedFinal reportAerostar 601 · Craig, COThe student pilot’s flight into terrain for undetermined reasons.NTSB ANC20FA007Accident · 3 fatalClass 3 · FieldFinal reportPiper PA-31-350 · Cooper Landing, AKThe pilot’s failure to maintain clearance from terrain during gusty wind and reduced visibility night conditions.NTSB WPR19FA256Accident · 1 fatalClass 3 · FieldFinal reportPiper PA32 · La Grande, ORThe pilot’s decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in spatial disorientation and a loss of control.NTSB ERA19FA124Accident · 1 fatalField investigationFinal reportPiper PA31 · Madeira, OHFuel starvation to the left engine and the resulting loss of engine power to that engine, and a loss of airplane control due to the pilot's failure to maintain the minimum controllable airspeed.NTSB WPR19FA093Accident · 5 fatalClass 2 · FieldFinal reportPiper PA23 · Pahokee, FLThe pilot's failure to maintain control of the airplane while maneuvering for landing with one engine inoperative following a loss of engine power for reasons that could not be determined based on the available information.NTSB CEN19FA084Accident · 1 fatalClass 3 · FieldFinal reportPiper PA32R · Goshen, INThe pilot’s failure to maintain adequate altitude for undetermined reasons during a practice circling approach in dark night visual meteorological conditions, which resulted in a collision with power lines.NTSB WPR19LA066Accident · 1 fatalClass 2 · LimitedFinal reportPiper PA23 · Ellensburg, WAThe instrument rated pilot’s loss of control due to spatial disorientation.NTSB ERA19WA040Accident · 1 fatalForeign investigationPiper PA23 · Nassau, BahamasThe government of Bahamas has notified the NTSB of an accident involving a Piper PA23 airplane that occurred on November 08, 2018. The NTSB has appointed a U.S. Accredited Representative to assist the government of Bahamas's investigation under the provisions…NTSB CEN18FA368Accident · 1 fatalField investigationFinal reportPiper PA32RT · St Ignace, MIThe pilot's failure to maintain sufficient altitude after takeoff in dark night conditions which resulted in a collision with the water.NTSB ERA18LA157Accident · 4 fatalLimited investigationFinal reportPiper PA 31 · Amagansett, NYThe pilot's decision to fly under a thunderstorm and a subsequent encounter with turbulence and restricted visibility in heavy rain, which resulted in a loss of control.NTSB ERA18FA138Accident · 1 fatalField investigationFinal reportPiper PA32 · West Milford, NJAn in-flight fire and total loss of engine power after takeoff due to a loose fuel line. Contributing to the accident was the installation of an unapproved fuel line by unknown personnel.NTSB WPR18FA119Accident · 6 fatalField investigationFinal reportPiper PA 24-260 · Scottsdale, AZThe flight instructor's failure to maintain airplane control during the initial climb as a result of the airplane being loaded above its maximum gross weight and beyond its aft center of gravity limits. Contributing to the accident was a degraded engine power…