NTSB investigations: Lycoming IO-540 series

75 cases on aircraft whose registry engine model is Lycoming IO-540 series, where the first occurrence was “Loss of control - in flight”. 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

19822026
NTSB investigations: Lycoming IO-540 series per year, 1982–2026: 75 cases
19822
19831
19844
19852
19862
19871
19882
19892
19903
19912
19924
19931
19943
19951
19962
19972
19981
19993
20001
20014
20025
20035
20044
20055
20063
200710

Latest 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 ('41530', '41585')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 250))
  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.

NTSB CHI08CA048Accident · No injuriesData collectionFinal reportSmith, Ted Aerostar Aerostar 601 · Elyria, OHThe pilot's momentary loss of control after takeoff, which resulted in an in-flight collision with a tree. A contributing factor was the presence of the tree.Dec 11, 2007 · N2699G · Substantial damageNTSB SEA07LA270Accident · Serious injuriesLimited investigationFinal reportSocata TB20 · Beatty, NVThe pilot's failure to follow the manufacturer's procedures during a go-around and subsequent loss of airplane control. A contributing factor to the accident was the dark night.Sep 22, 2007 · N203AB · Substantial damageNTSB MIA07CA139Accident · Minor injuriesData collectionFinal reportTrinidad TB-20 · White Plains, NYThe pilot's failure to obtain adequate airspeed for takeoff which resulted in a stall, runway overrun down an embankment, and collision with a fence. A factor in accident was the pilot not utilizing the full length of the runway for takeoff.Sep 2, 2007 · N84GT · Substantial damageNTSB SEA07FA223Accident · 4 fatalField investigationFinal reportRobinson R44 II · Easton, WAThe pilot's improper planning/decision in attempting a downwind takeoff under high density altitude conditions that resulted in a loss of control and impact with terrain. Contributing to the accident were the helicopter's gross weight in excess of the maximum…Aug 2, 2007 · N7531D · DestroyedNTSB DFW07FA149Accident · 1 fatalField investigationFinal reportSocata TB-20 · Groesbeck, TXThe pilot's loss of control due to spatial disorientation. Contributing factors were the pilot's perceived need to fly to home station and his lack of flight experience in actual instrument meteorological conditions.Jul 6, 2007 · N2801W · DestroyedNTSB CHI07CA158Accident · No injuriesData collectionFinal reportCessna 182S · Cedarburg, WIThe improper landing flare which resulted in the airplane porpoising during the landing and the subsequent overload of the nose gear.May 28, 2007 · N2366M · Substantial damageNTSB ATL07LA073Accident · 1 fatalLimited investigationFinal reportCulver, Aurther L. Seawind 3000 · Yanceyville, NCThe pilot's failure to maintain clearance/altitude while operating in instrument meteorological conditions (IMC). Contributing to the accident was the pilot's lack of an instrument rating, his improper decision to operate in IMC, a low cloud ceiling, and…Apr 11, 2007 · N666AC · Substantial damageNTSB LAX07LA099Accident · 1 fatalLimited investigationFinal reportMallian Rocket II · Arvin, CALoss of control during cruise for undetermined reasons.Mar 3, 2007 · N789JM · DestroyedNTSB ATL07CA046Accident · Serious injuriesData collectionFinal reportRobinson R-44 · Covington, GAThe student pilot's failure to maintain control of the helicopter during liftoff, which resulted in an in-flight collision with the ground.Feb 26, 2007 · N448BP · Substantial damageNTSB LAX07CA091Accident · No injuriesData collectionFinal reportMaule M-7-235B · Prescott, AZThe pilot's inadequate preflight inspection, and his failure to maintain sufficient airspeed to avoid a stall/mush during an aborted takeoff, which resulted in a loss of control, and an in-flight collision with terrain. Factors associated with the accident…Feb 20, 2007 · N39KB · Substantial damageNTSB ATL07FA010Accident · 2 fatalField investigationFinal reportCessna 182T · Rocky Mount, NCThe pilot's failure to maintain aircraft control.Oct 22, 2006 · N2135L · Substantial damageNTSB ATL06FA122Accident · 2 fatalField investigationFinal reportPiper PA-32RT-300 · Hartsville, SCThe pilot's loss of control of the airplane due to spatial disorientation.Aug 18, 2006 · N31911 · Substantial damageNTSB LAX06LA141Accident · 1 fatalLimited investigationFinal reportVelocity XL-RG · Pearce, AZa departure from controlled flight for undetermined reasons, resulting in a collision with terrain.Apr 12, 2006 · N732RA · DestroyedNTSB DFW05CA250Accident · No injuriesData collectionFinal reportRobinson R44 · Batesville, TXThe pilot's failure to maintain rotor rpm and his subsequent encounter with settling with power.Sep 21, 2005 · N748BP · Substantial damageNTSB DEN05CA138Accident · No injuriesData collectionFinal reportRobinson R44 II · Jackson, WYthe pilot's failure to maintain aircraft control during initial takeoff climb resulting in an uncontrolled descent and impact with terrain. A contributing factor was the pilot's encounter in settling with power.Sep 9, 2005 · N944U · Substantial damageNTSB DFW05LA193Accident · 1 fatalLimited investigationFinal reportZivko Aeronautics Edge 540-T · Denison, TXThe pilot's failure to maintain control of the airplane while performing aerobatics. A contributing factor was the low altitude.Jul 30, 2005 · N95DE · DestroyedNTSB DEN05FA066Accident · 1 fatalField investigationFinal reportPiper PA-32RT-300 · Broomfield, COthe pilot's failure to maintain aircraft control during landing. Contributing factor's included the quartering tailwind, and the pilot's inadequate in-flight decision making.Apr 7, 2005 · N3015L · DestroyedNTSB MIA05FA085Accident · 2 fatalField investigationFinal reportCommander 114-B · Venice, FLThe pilot's in-flight loss of control during takeoff/initial climb over the water at night due to spatial disorientation. A related factor was the night conditions.Mar 31, 2005 · N60204 · DestroyedNTSB MIA05FA024Accident · 2 fatalField investigationFinal reportSocata TB 20 · Key West, FLThe pilot's failure to maintain aircraft control as a result of spatial disorientation. A related factor was the dark, night conditions.Nov 5, 2004 · N1905S · DestroyedNTSB ATL04FA190Accident · 2 fatalField investigationFinal reportPiper PA-32R-301 · Euharlee, GAThe pilot's failure to maintain adequate control of the airplane, which resulted in the pilot exceeding the design limits of the airplane and subsequent in-flight separation.Sep 21, 2004 · N801SP · Substantial damageNTSB CHI04FA257Accident · 4 fatalField investigationFinal reportCessna 182T · Chesterfield, MOThe pilot not maintaining airspeed and the inadvertent stall he encountered during the go-around. A factor was the tree he impacted during his uncontrolled descent.Sep 13, 2004 · N843MC · DestroyedNTSB NYC04LA106Accident · No injuriesLimited investigationFinal reportCessna 182S · Plainville, CTThe failure of the elevator servo which resulted in restricted elevator movement and the pilot's inability to initiate a landing flare.Apr 9, 2004 · N518CR · Substantial damageNTSB ATL04FA056Accident · 1 fatalField investigationFinal reportCessna 206H · Sanford, NCThe pilot's loss of control of the airplane during takeoff initial climb due to spatial disorientation, which resulted in an inflight collision with trees and the ground. Factors were the dark night, fog, and low ceilings.Dec 17, 2003 · N9562L · Substantial damageNTSB CHI04FA025Accident · 1 fatalField investigationFinal reportCommander 114TC · Hutchinson, KSThe pilot's diverted attention during the missed approach which resulted in aircraft control not being maintained. Factors to the accident included the pilot not being current for instrument operations and the low cloud ceiling at night.Nov 3, 2003 · N6107Z · DestroyedNTSB ATL04FA023Accident · 1 fatalField investigationFinal reportPiper PA-32R-301 · Spencer, TNThe pilot's failure to maintain airspeed while maneuvering resulting in an inadvertent stall and the subsequent collision with the ground.Oct 22, 2003 · N69190 · DestroyedNTSB NYC03FA205Accident · 2 fatalField investigationFinal reportCessna 182T · Concord, MAThe pilot's failure to maintain aircraft control due to spatial disorientation. A factor was the low ceilings.Sep 27, 2003 · N963LP · DestroyedNTSB CHI03FA181Accident · 3 fatalField investigationFinal reportRobinson R44 II · Coleta, ILThe pilot not maintaining main rotor RPM during cruise flight. The factor in the two passenger's fatal injuries was the pilot not following directives concerning the prohibition of carrying passengers while a student pilot. Other factors were the pilot's use…Jun 25, 2003 · N7512P · DestroyedNTSB FTW03FA003Accident · 1 fatalField investigationFinal reportSocata TB-20 · Texarkana, ARThe inadvertamt stall by the student pilot, and the inadequate supervision by the flight instructor.Oct 3, 2002 · N575RM · DestroyedNTSB CHI02FA294Accident · 2 fatalField investigationFinal reportAviat S-2C · Sheridan, INThe pilot's failure to maintain adequate altitude and airspeed while performing an aerobatic maneuver. Contributing factors were the pilot-in-command exceeding the aircraft weight and balance, and his inadequate preflight planning/preparation.Sep 25, 2002 · N116PS · DestroyedNTSB ATL02LA173Accident · Serious injuriesLimited investigationFinal reportPiper PA-32RT-300 · St. Simons Island, GAThe pilot's failure to maintain airspeed during a simulated emergency landing, and his delayed remedial action that resulted in a stall, and an uncontrolled collision with trees. A factor was the check pilot's inadaquate supervision of the check ride.Sep 21, 2002 · N607JW · Substantial damageNTSB CHI02FA197Accident · 1 fatalField investigationFinal reportPiper PA-60 · Columbus, INThe pilot's failure to maintain control of the airplane during a missed approach. Additional factors included the operator's inadequate oversight, the pilot's improper in-flight decision, conditions conducive to pilot fatigue, fog, and night.Jul 18, 2002 · N158GA · DestroyedNTSB CHI02FA120Accident · 1 fatalField investigationFinal reportCessna 182S · Sheboygan, WIThe pilot failed to maintain control of the airplane during the go-around for undetermined reasons.May 3, 2002 · N293MA · DestroyedNTSB CHI02FA034Accident · 1 fatalField investigationFinal reportPiper PA-32R-301 · Spearville, KSthe pilot's failure to maintain aircraft control and his inadvertent flight into known adverse weather conditions. Factors relating to this accident were the pilot's limited ability to see at night, spatial disorientation, the dark night, and the fog.Nov 17, 2001 · N9224X · DestroyedNTSB CHI01FA244Accident · 1 fatalField investigationFinal reportSchuchart Stoddard HamiltonSH3 · Oshkosh, WIThe inadvertent stall/spin by the pilot.Jul 26, 2001 · N325HP · DestroyedNTSB IAD01LA074Accident · No injuriesLimited investigationFinal reportCessna 182S · Montgomery, NYThe pilot's improper flare, and improper recovery from a bounced landing.Jul 2, 2001 · N2437P · Substantial damageNTSB MIA01FA108Accident · 1 fatalField investigationFinal reportPiper PA-60-601P · Marco Island, FLThe failure of the pilot to maintain control of the aircraft during a rejected landing and the collision with the terrain and mangrove trees. A finding in the investigation was the presence of quinine in the blood and urine during postmortem toxicological…Mar 31, 2001 · N900CE · DestroyedNTSB LAX01FA003Accident · 1 fatalField investigationFinal reportCessna 182S · Santa Rosa, CAthe pilot's loss of airplane control due to spatial disorientation. A related factor was the low ceiling.Oct 4, 2000 · N2373D · DestroyedNTSB NYC99MA178Accident · 3 fatalMajor investigationFinal reportPiper PA-32R-301 · Vineyard Haven, MAThe pilot's failure to maintain control of the airplane during a descent over water at night, which was a result of spatial disorientation. Factors in the accident were haze, and the dark night.Jul 17, 1999 · N9253N · DestroyedNTSB ATL99LA095Accident · No injuriesLimited investigationFinal reportAircraft Parts & Dev. A-9B · Hartsell, ALThe pilot's failure to maintain flying speed that resulted in the inflight collision with the ground. A factor was the pilot's lack of total experience in the aircraft.May 21, 1999 · N9082A · Substantial damageNTSB DEN99FA066Accident · 2 fatalField investigationFinal reportSmith, Ted Aerostar 601P · Ruidoso, NMThe pilot's failure to maintain aircraft control for undetermined reason. A factor was the low ceiling IMC weather condition.Apr 23, 1999 · N48MD · DestroyedNTSB SEA98FA040Accident · 2 fatalField investigationFinal reportFreije Lancair IV · Garwood, IDThe pilot's failure to maintain aircraft control after entering known adverse weather. Related factors were, the pilot's failure to follow the published IFR departure procedures, low ceilings and snow, and the pilot's lack of recent instrument experience.Feb 26, 1998 · N109GF · DestroyedNTSB CHI97FA293Accident · 2 fatalField investigationFinal reportKeaggy-David Skybolt · Adeline, ILThe pilot's failure to maintain aircraft control for undetermined reasons.Sep 12, 1997 · N79DK · Substantial damageNTSB LAX97LA158Accident · 2 fatalLimited investigationFinal reportDevendorf Glassair GL25 · Congress, AZfailure of the pilot to recover from an inverted stall/spin prior to impact with the ground. The reason for the loss of control was not determined.Apr 13, 1997 · N28BD · DestroyedNTSB IAD97LA003Accident · No injuriesLimited investigationFinal reportMaule MX-7 · Mahopac, NYthe pilot's failure to maintain directional control during takeoff, which resulted in a inflight collision with trees (sapplings). A factor related to the accident was: the quartering tailwind that was encountered during takeoff.Oct 5, 1996 · N6124Q · Substantial damageNTSB IAD96LA089Accident · No injuriesLimited investigationFinal reportPiper PA60-601P · Willard, OHthe pilot's inability to maintain directional control of the airplane during the landing flare/touchdown.Jun 3, 1996 · N86AT · Substantial damageNTSB MIA95FA060Accident · 2 fatalField investigationFinal reportPiper PA-28-236 · York, SCThe noninstrument-rated pilot's failure to maintain control of the airplane due to spatial disorientation while conducting flight in instrument meteorological conditions (IMC). A factor relating to the accident was: failure of the pilot to follow…Jan 19, 1995 · N8423B · DestroyedNTSB NYC95FA042Accident · 1 fatalField investigationFinal reportPiper PA-60-600 · Colonie, NYFailure of the pilot to maintain control of the aircraft, possibly from falling asleep.Dec 10, 1994 · N6069T · DestroyedNTSB ATL94LA126Accident · Serious injuriesLimited investigationFinal reportGreen Starduster TOO · Chattanooga, TNThe pilot's failure to maintain aircraft control, resulting in an inadvertent stall, and collision with terrain.Jun 25, 1994 · N11TG · Substantial damageNTSB LAX94LA253Accident · No injuriesLimited investigationFinal reportSchumacher Swearingen SX-300 · Kingman, AZthe pilot's inadvertent raising the flaps during a go-around attempt. A factor in the accident was the gusty crosswind condition.Jun 12, 1994 · N2H · Substantial damageNTSB FTW93FA183Accident · 1 fatalField investigationFinal reportEagle DW-1 · Goree, TXThe pilot's failure to maintain adequate airspeed. A factor was the pilot's lack of experience in the airplane.Jun 9, 1993 · N8808Z · Destroyed