NTSB investigations: AiResearch TPE331 series
223 cases on aircraft whose registry engine model is AiResearch TPE331 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 ('01514', '01517'))
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 ('01514', '01517'))
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 DEN04FA035Accident · 1 fatalField investigationFinal reportRockwell 690A · Cortez, COthe pilot's inadequate planned approach and his failure to maintain airspeed which resulted in a stall. Contributing factors were low altitude flight maneuvering in an attempt to lose excessive altitude and realign the airplane for landing, and his failure to…NTSB ATL04FA049Accident · 2 fatalField investigationFinal reportCessna 441 · Vestavia Hills, ALThe pilot's failure to maintain adequate airspeed during climb in icing conditions, which resulted in an inadvertent stall / spin of the airplane and subsequent uncontrolled descent and collision with terrain. A factor was the accumulation of airframe ice.NTSB DEN04FA027Accident · No injuriesField investigationFinal reportSwearingen SA226-TC · Denver, COthe failure of the pilot of the taxiing aircraft to maintain clearance and adequate visual lookout for the stopped aircraft.NTSB SEA04FA023Accident · 1 fatalField investigationFinal reportFairchild Swearingen SA227-AT · Spokane, WAThe pilot-in-command's failure to maintain proper glidepath alignment during an ILS approach in poor weather resulting in collision with trees and terrain. Contributing factors were the unreliable status of the primary (NAV 1) ILS receiver (leaving the pilot…NTSB DEN04LA023Accident · No injuriesLimited investigationFinal reportFairchild Swearingen SA226TC · Grand Junction, COthe operator's improper maintenance and servicing of the airplane's nose landing gear assembly, resulting in the collapse of the nose landing gear during the landing roll. Contributing factors include the nose section of the airplane's subsequent contact with…NTSB DEN04LA020Accident · No injuriesLimited investigationFinal reportFairchild Swearingen SA227BC · Rawlins, WYthe pilot's failure to maintain directional control during the landing roll. Contributing factors include the pilot's improper in-flight planning/decision, the icy, snow covered runway and the snow bank.NTSB FTW03WA227Accident · 1 fatalForeign investigationAero Commander 690 · Soto La Marina, MexicoNTSB CHI03LA278Accident · 1 fatalLimited investigationFinal reportAyres S2R-G6 · Breckenridge, MIThe pilot's failure to maintain clearance from the powerlines during the aerial application pass rendering the airplane uncontrollable. The powerlines were a factor.NTSB ANC03LA062Accident · Minor injuriesLimited investigationFinal reportSwearingen SA-226T · Goodnews, AKThe flight crew's inadequate evaluation of the weather conditions, which resulted in their inadequate compensation for the wind conditions, and subsequent undershoot. A contributing factor in the accident was a downdraft.NTSB FTW03LA159Accident · No injuriesLimited investigationFinal reportAyres S2R-G6 · Palestine, ARThe shearing of the torsion shaft which resulted in a loss of engine power. A contributing factor was the lack of suitable terrain for the forced landing.NTSB DEN03LA075Accident · No injuriesLimited investigationFinal reportMitsubishi MU-2B-60 · Salt Lake City, UTthe pilot improperly aligning the airplane on the runway for takeoff. Contributing factors were the reduced visibility due to rain, and the dark night.NTSB DEN03LA076Accident · No injuriesLimited investigationFinal reportSwearingen SA226TC · Denver, COThe failure of the landing gear system and the flight crew's failure to ascertain that the landing gear was down and locked. A contributing factor was the inadequate maintenance inspections performed by maintenance personnel.NTSB FTW02LA258Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-302 · Lacompte, LAThe loss of engine power for undetermined reason. A contributing factor was the lack of suitable terrain available to the pilot for the forced landing, and low altitude maneuvering.NTSB LAX02TA267Accident · No injuriesFinal reportSikorsky S-55T · Lytle Creek, CAFailure of the hydraulic system due to contamination in the hydraulic fluid, which resulted in an in-flight loss of control.NTSB FTW03IA073Incident · No injuriesIncident investigationFinal reportMitsubishi MU-2B-60 · Memphis, TNthe loss of right engine power as a result of a fatigue failure of the propeller shaft coupling.NTSB IAD02FA052Accident · 1 fatalField investigationFinal reportAyres S-2R · Swanton, MDThe pilot's failure to maintain visual separation from a set of known, yet unmarked power lines.NTSB NYC02LA047Accident · Minor injuriesLimited investigationFinal reportSwearingen SA-227-AT · Covington, KYthe tug driver's inadequate visual lookout which resulted in his failure to see the airplane in time to prevent the collision.NTSB ATL02FA031Accident · 5 fatalField investigationFinal reportCessna 441 · Rio Grande, PRThe pilot continued visual flight flight into instrument flight conditions resulting in an in-flight collision with terrain. Low clouds were a factor.NTSB CHI01LA302Accident · No injuriesLimited investigationFinal reportSwearingen SA226-T · West Chicago, ILthe checklist not followed and the directional control not maintained by the pilot. A contributing factor was the left propeller’s start locks being engaged.NTSB LAX01LA268Accident · No injuriesLimited investigationFinal reportWeatherly 620B · Winnemucca, NVthe pilot's failure to maintain clearance with the wires while he was maneuvering for an aerial application run.NTSB DEN01FA113Accident · 2 fatalField investigationFinal reportMitsubishi MU-2B-20 · Cerrillos, NMthe pilot's loss of aircraft control inflight for reasons undetermined. Contributing factors were the pilot's inadequate transition/upgrade training and his total lack of experience in aircraft make/model.NTSB FTW01FA111Accident · 2 fatalField investigationFinal reportMitsubishi MU-2B-40 · The Woodlands, TXThe pilot's failure to maintain airplane control following a loss of right engine power, which resulted in impact with terrain in an uncontrolled descent. A contributing factor was the loss of right engine power as a result of the fatigue failure of the…NTSB DEN01LA052Accident · No injuriesLimited investigationFinal reportCessna 441 · Englewood, COthe pilot's failure to verify that the landing gear was down and locked before landing, which resulted in a wheels-up landing.NTSB IAD01LA026Accident · No injuriesLimited investigationFinal reportAyres S2R · Crewe, VAthe loss of engine power due to the pilot's inadequate preflight planning and exhaustion of his fuel supply.NTSB IAD01FA021Accident · Minor injuriesField investigationFinal reportJetstream 4101 · Charlottesville, VAThe captain's improper application of power after responding to a beta warning light during landing rollout, which resulted in an excessive rollout speed and an inability to stop the airplane before it reached the end of the runway.NTSB CHI01FA032Accident · 1 fatalField investigationFinal reportSwearingen SA226TC · Fort Wayne, INThe indicated failure of the right hand AC bus during takeoff with low ceiling. The factors were the low ceiling, night, and the execssive workload the pilot experienced on takeoff with an electrical failure without a second in command.NTSB NYC00IA159Incident · No injuriesIncident investigationFinal reportBritish Aerospace BAE Jetstream 3201 · Lexington, KYA misalignment between the bull gear and high speed pinion gearshaft, which resulted in fatigue and a subsequent failure of the bull gear.NTSB FTW00LA118Accident · No injuriesLimited investigationFinal reportAyres S2R-G6 · Oak Grove, LAThe failure of a spur gear from the torque sensor gear assembly resulting in a loss of engine power. A factor was the muddy terrain encountered during the forced landing.NTSB ANC00LA042Accident · No injuriesLimited investigationFinal reportShort Brothers SC7 · Delta Junction, AKThe pilot's inadequate compensation for wind conditions during landing. Factors associated with the accident were an unfavorable wind, a crosswind, and an inadvertent swerve.NTSB MIA00LA123Accident · Minor injuriesLimited investigationFinal reportAyres S2R-G10 · Leesburg, GAThe failure of the pilot to maintain clearance during a spray pass resulting in the in-flight collision with the raised rows of the field.NTSB MIA00LA004Accident · No injuriesLimited investigationFinal reportFairchild SA227-AC · Opa Locka, FLThe improper flare by the co-pilot, and the failure of the captain to take remedial action by applying power to arrest the observed high rate of descent resulting in a hard landing. A finding in the accident was the inadequate maintenance adjustment of the…NTSB LAX99LA281Accident · Minor injuriesLimited investigationFinal reportAyres S2R-G10 · Stanfield, AZThe pilot's delay in aborting the takeoff after noting sluggish acceleration during the takeoff roll, which resulted in a runway overrun.NTSB CHI99LA175Accident · No injuriesLimited investigationFinal reportAyres S2R-G10 · North Platte, NEThe pilot failed to maintain directional control during takeoff.NTSB IAD99LA045Accident · No injuriesLimited investigationFinal reportGulfstream American 690C · Hot Springs, VAA hard landing due to the pilot's inadequate compensation for the wind conditions.NTSB ATL99LA054Accident · No injuriesLimited investigationFinal reportMitsubishi MU-2B-20 · Knoxville, TNA loss of engine power for undetermined reasons. Contributing to the accident was the failure of the landing gear to extend for undetermined reasons.NTSB DEN99LA047Accident · No injuriesLimited investigationFinal reportSwearingen SA226TC · Denver, COThe pilot of N328BA's failure to maintain visual lookout while taxiing, causing the subsequent collision with N151SA.NTSB NYC99IA056Incident · No injuriesIncident investigationFinal reportPiper PA42-1000 · Lexington, KYImproper assembly of the engine gearcase by the manufacturer, which resulted in an uncontained failure of the 1st bull gear.NTSB MIA99LA062Accident · No injuriesLimited investigationFinal reportBeech C-45G · Charlotte AmaliThe inadequate flare by the pilot-in-command resulting in a hard landing on the nose landing gear causing it to collapse.NTSB LAX98IA218Incident · No injuriesIncident investigationFinal reportAero Commander 681B · Reno, NVThe failure and separation of the first and third stage turbine disks for undetermined reasons.NTSB MIA98LA168Accident · No injuriesLimited investigationFinal reportGulfstream American 690C · Jacksonville, FLthe left main landing gear failed to extend due to a jammed link assembly.NTSB SEA98FA023Accident · 2 fatalField investigationFinal reportAero Commander 690A · Yakima, WAA loss of aircraft control for undetermined reasons.NTSB FTW97LA170Accident · No injuriesLimited investigationFinal reportAyres S2R-G6 · El Dorado, ARThe pilot misjudging his altitude above the airport, resulting in not attaining the proper touchdown point. A factor was the separation of teeth from the aft gear of the spur gear assembly, which resulted in the interruption of fuel.NTSB SEA96LA176Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Belgrade, MTloss of engine power for undetermined reason(s). A factor relating to the accident was: a ditch in the field where the forced landing was executed.NTSB FTW96IA248Incident · No injuriesIncident investigationFinal reportFairchild SA227-DC · Enid, OKfailure of the accessory drive bearing, causing the accessory drive gear teeth to shear and disengage the fuel pump accessory drive shaft, resulting in a disabled fuel pump and subsequent fuel starvation.NTSB LAX96FA228Accident · No injuriesField investigationFinal reportBritish Aerospace BA-3100/3201 · San Luis Obispo, CAThe flight crew's loss of directional control resulting from an attempted takeoff with the left propeller on the start lock. Factors in the accident were: the lack of cockpit caution/warning system/lights available to verify that the propellers are out of the…NTSB CHI96LA162Accident · No injuriesLimited investigationFinal reportSwearingen SA226TC · Fargo, NDthe flight crew did not comply with the gear down and lock checklist. The factors were a jammed nose gear and inattentive preflight planning/preparations by the pilot-in-command.NTSB FTW96LA215Accident · Minor injuriesLimited investigationFinal reportMitsubishi MU-2B-40 · Houston, TXfailure of the pilot to obtain/maintain proper airspeed and flap setting for single engine flight. A factor relating to the accident was: Loss of power in the left engine for an undetermined reason.NTSB MIA96IA114Incident · No injuriesIncident investigationFinal reportMitsubishi MU-2G-30 · Columbia, SCfailure of the nose landing gear bearing due to improper assembly and staking (inadequate quality control) by the manufacturer; which prevented the nose gear from retracting and the main gear from extending, and resulted in a subsequent landing on the nose…NTSB ATL96LA078Accident · No injuriesLimited investigationFinal reportMitsubishi MU-2B · Batesville, MSan anomaly in the fuel system that allowed a pressure differential to occur between the center and outer portions of the main integral fuel tank, which in turn resulted in fuel starvation of both engines. A factor relating to the accident was: failure of…NTSB CHI96IA066Incident · No injuriesIncident investigationFinal reportFairchild SA227-AC · Bemidji, MNinadequate maintenance installation and inspection of the elevator flight control system which led to restricted flight control elevator movement due to a loose bolt.