NTSB investigations: Lycoming 0-540 series
3,541 cases on aircraft whose registry engine model is Lycoming 0-540 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, 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_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'))
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'))
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 FTW98LA060Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-250 · Lubbock, TXThe inadequate maintenance of the landing gear assembly by maintenance personnel resulting in a partial gear extension, and the pilot's misjudgment of a proper touchdown point to intentionally shut down the engine resulting in the airplane landing short of…NTSB CHI98LA034Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-235 · Ulysses, KSthe pilot's continued flight into adverse weather conditions, his failure to activate the pitot heat system, and his failure to maintain clearance from the terrain. Factors associated with this accident were: the pilot did not obtain a preflight weather…NTSB CHI98LA029Accident · 1 fatalLimited investigationFinal reportPiper PA-24-250 · Robinson, ILthe pilot's improper decision to continue flight into adverse weather conditions The low ceiling and the heavy rain were factors.NTSB CHI98LA037Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · Lakeville, MNfuel starvation due a deteriorated grommet in an Adel clamp, and a loose mixture control cable.NTSB LAX98LA019Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Fullerton, CAthe pilot's failure to maintain directional control of the airplane during landing roll, which resulted in an inadvertent ground swerve and subsequent damage to the airplane.NTSB FTW97LA316Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-250 · Caldwell, TXThe loss of engine power due to fuel exhaustion which resulted from a leaking fuel cap. Factors were the dark night conditions, and the lack of suitable terrain for the forced landing.NTSB ATL97FA118Accident · 3 fatalField investigationFinal reportPiper PA-24-250 · Palm Bch Garden, FLloss of engine power for undetermined reasons and the pilot's failure to maintain flying speed.NTSB LAX97LA279Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · San Diego, CAa loss of engine power for undetermined reasons.NTSB ATL97FA113Accident · Serious injuriesField investigationFinal reportPilatus BN-2 Islander · Fajardo, PRThe pilot's failure to maintain adequate visual lookout.NTSB CHI97LA244Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-250 · Fond Du Lac, WIthe pilot's improper use of the throttle control friction lock, and his inadequate remedial action. Related factors were his lack of experience in type of aircraft, the pilot's habit interference, and the presence of parked (standing) aircraft.NTSB CHI97LA209Accident · No injuriesLimited investigationFinal reportPiper PA-25-235A · O'Neil, NEfuel exhaustion, due to the pilot's improper planning/decision and inadequate fuel consumption calculations. Factors relating to the accident were: the lack of an operable fuel indication system, and the high winds.NTSB FTW97LA202Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Lamar, COFailure of the left magneto and crank shaft idler drive gears. Factors were failure to perform a 100 hour inspection and unsuitable terrain for a forced landing.NTSB CHI97LA165Accident · No injuriesLimited investigationFinal reportCessna 182RG · Kansas City, MOthe pilot's improper flare, which resulted in a hard landing. A factor relating to the accident was the excessive airspeed.NTSB CHI97LA132Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Correctionville, IAthe pilot's inadequate compensation for wind conditions, while taxiing, which resulted in loss of aircraft control, an encounter with terrain, and subsequent failure of the left main landing gear. The unfavorable wind condition was a related factor.NTSB SEA97LA100Accident · No injuriesLimited investigationFinal reportCessna TR182RG · Ennis, MTThe pilot's failure to adequately compensate for the wind conditions. Factors contributing to the accident were the gusting winds, and the presence of a ditch on the edge of the landing area.NTSB MIA97WA181Accident · 1 fatalForeign investigationPiper PA-23-250 · Bimini, BahamasNTSB NYC97LA061Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Bowling Green, OHthe pilot's improper planning/decision, which resulted in airframe ice and the loss of adequate lift to maintain continued flight. The adverse weather (icing) condition was a related factor.NTSB FTW97LA131Accident · Serious injuriesLimited investigationFinal reportHiller UH-12E · Donna, TXThe pilot's failure to maintain clearance with the power lines during an aerial application flight. A factor was the power lines.NTSB DCA97WA032Accident · Serious injuriesForeign investigationBritten-Norman BN2A-26 · Paseo Las Palma, Costa RicaNTSB FTW97LA111Accident · No injuriesLimited investigationFinal reportCessna TR182 · Pueblo, COImproper repair to the nose landing gear assembly. A factor was binding of the nose gear extension assembly due to the improper repair.NTSB LAX97LA111Accident · No injuriesLimited investigationFinal reportPiper PA-28-236 · Palo Alto, CAthe pilot's improper flare and improper recovery from a bounced landing, which resulted in a porpoise and subsequent overload failure of the nose gear.NTSB FTW97FA103Accident · 5 fatalField investigationFinal reportPiper PA-24-250 · Farmington, NMloss of aircraft control for undetermined reason(s).NTSB ANC97LA023Accident · No injuriesLimited investigationFinal reportMaule M-5 · Chugiak, AKThe pilot's failure to attain the proper touchdown point during landing. The snow-covered runway was a factor.NTSB CHI97LA052Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Franklin, MNThe pilot's inadequate inflight planning and his fuel mismanagement, which resulted in fuel exhaustion and the loss of engine power. A contributing factor with this accident was a frost blocked cockpit windshield.NTSB CHI97LA051Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · St. Ignace, MIthe pilot's failure to maintain proper runway alignment during the takeoff roll. A factor associated with the accident was the snowbank which the airplane contacted.NTSB LAX97FA070Accident · 4 fatalField investigationFinal reportPiper PA-23-250 · Lucerne Valley, CAthe pilot's failure to maintain an adequate airspeed after encountering turbulence, low level wind shear, and an open door.NTSB NYC97LA034Accident · No injuriesLimited investigationFinal reportMaule M-5 · Levant, MEthe pilot's inadequate compensation for wind conditions, and his failure to maintain clearance from tree(s) during an attempted go-around. The crosswind and proximity of tree(s) were related factors.NTSB IAD97LA029Accident · Serious injuriesLimited investigationFinal reportPiper PA-23-250 · Elyria, OHThe pilot's fuel mismanagement which led to fuel starvation to one engine, and the pilot's failure to maintain control of the airplane.NTSB IAD97LA027Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · Claverack, NYloss of engine power for undetermined reasons.NTSB LAX97FA047Accident · 1 fatalField investigationFinal reportPiper PA-28-236 · Lost Hills, CAThe pilot's continued VFR flight into instrument meteorological conditions, which led to spatial disorientation and loss of aircraft control, and the pilot exceeding the aircraft's design stress limits during an attempted recovery. The noninstrument-rated…NTSB SEA97LA021Accident · No injuriesLimited investigationFinal reportMaule M-7-235 · Laramie, WYVFR flight by the pilot into instrument meteorological conditions (IMC), his misjudged speed/distance on final approach for landing, and his failure to attain the proper touchdown point during the landing. Factors relating to the accident include snow, low…NTSB MIA97LA042Accident · No injuriesLimited investigationFinal reportSiai-Marchetti F206C · Kissimmee, FLthe pilot misjudged the flare resulting in a hard landing.NTSB CHI97LA012Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · Mancelona, MIthe worn fuel system pump (actuator arm). A factor was the unsuitable terrain encountered by the pilot.NTSB SEA96LA223Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-235 · Paisley, ORTotal loss of engine power secondary to geartrain failure.NTSB CHI96LA339Accident · No injuriesLimited investigationFinal reportPiper PA-25 · Highland, ILfailure of the Piper PA-25 tow pilot to see-and-avoid the Blanik L-23 glider. A factor relating to the accident was: neither aircraft was equipped with a communication radio.NTSB FTW96LA402Accident · No injuriesLimited investigationFinal reportCessna TR182 · Telluride, COfailure of the generator control unit (GCU), which resulted in a total electrical failure and failure of the main landing gear to lock in place.NTSB FTW96LA358Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-235 · Tulsa, OKlow fluid level in the hydraulic reservoir, due to inadequate maintenance/inspection, which resulted in an inoperative brake system. Factors relating to the accident were: the down sloping runway, and trees at the departure end of the runway.NTSB ANC96LA130Accident · No injuriesLimited investigationFinal reportMaule M-7 · Palmer, AKThe pilot's selection of an unsuitable landing area.NTSB MIA96LA211Accident · Minor injuriesLimited investigationFinal reportPiper PA-25-235 · Farmville, NCThe pilot's inadequate fuel consumption calculations which resulted in loss of engine power do to fuel exhaustion and a hard landing during a forced landing in a field.NTSB IAD96LA130Accident · No injuriesLimited investigationFinal reportPiper PA-32-260 · Gaithersburg, MDthe unexpected appearance of a deer on the runway.NTSB LAX96LA297Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Truckee, CAThe pilot's failure to properly compensate for a crosswind component during the go-around in a high density altitude environment that led to a loss of aircraft control..NTSB LAX96LA301Accident · No injuriesLimited investigationFinal reportPiper PA-28-236 · Santa Ana, CAthe pilot's decision to turn off the runway while at an excessive speed that did not allow him to maintain directional control of the aircraft.NTSB CHI96LA245Accident · Minor injuriesLimited investigationFinal reportPiper PA-25-235 · Beltrami, MNthe pilot's inadequate preflight planning. Factors in the accident were the pilot's failure to jettison the load and the soft runway overrun area.NTSB CHI96LA228Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Kenmare, NDthe pilot's improper refueling procedure, inadequate preflight and the inadvertent stall. A factor related to the accident was the low altitude at which the loss of power occurred.NTSB SEA96LA141Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Paris, IDthe pilot forgot to extend the landing gear before landing. Factors relating to the accident were: an interuption of the pilot's habit pattern, when he circled to provide time for another airplane to takeoff as he entered the traffic pattern; and his failure…NTSB FTW96LA253Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Leander, TXfailure of the pilot sufficiently slow the airplane, while landing on a grass runway.NTSB SEA96LA125Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Hillsboro, ORthe pilot's inadequate compensation for wind conditions, and his failure to attain a proper touchdown point for landing. A factor relating to the accident was: upsloping terrain short of the threshold.NTSB LAX96LA245Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Las Vegas, NVthe pilot's inadvertent turn onto a vehicular access road instead of a taxiway at a large unfamiliar airport, and his diverted attention.NTSB LAX96FA229Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Big Bear City, CAimproper preflight by the pilot, by failing to ensure that the fuel selector was positioned to an approved fuel tank with adequate fuel before takeoff; his failure to reposition the fuel selector (per emergency procedures) after the loss of engine power; and…NTSB CHI96LA218Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Waterville, KSthe pilot's inadequate preflight procedure. Factors were fuel exhaustion, a leak in the fuel filtering system, and high vegetation.