NTSB investigations: Pratt & Whitney R1340 series
1,656 cases on aircraft whose registry engine model is Pratt & Whitney R1340 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 ('52016'))
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 ('52016'))
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 LAX05LA124Accident · No injuriesLimited investigationFinal reportNorth American AT-6C · Chino, CAthe pilot of the other airplane's failure to maintain an adequate clearance from obstacles while taxiing.NTSB DFW05CA095Accident · No injuriesData collectionFinal reportAyres S-2R · Marvell, ARThe pilot's failure to maintain directional control while landing. A contributing factor was gusty winds.NTSB DFW05CA094Accident · No injuriesData collectionFinal reportGrumman G-164A · Tuckerman, ARThe loss of engine power as result of the failure of the number nine cylinder.NTSB DFW05CA003Accident · No injuriesData collectionFinal reportAir Tractor AT-301 · Coahoma, TXThe pilot's failure to maintain directional control during landing. A contributing factor was the lack of suitable terrain for landing.NTSB FTW04CA246Accident · No injuriesData collectionFinal reportGrumman G-164A · Gilbert, LAThe failure of a piston connecting rod for undetermined reasons resulting in the loss of engine power. A contributing factor was the lack of suitable terrain for the forced landing.NTSB LAX04CA323Accident · No injuriesData collectionFinal reportAero Commander S2R · Firebaugh, CAthe failure of the pilot to maintain clearance from high tension wires in dark night conditions. The reason for the loss of engine power after the wire collision was not determined.NTSB IAD04LA044Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Penn Yan, NYthe pilot's loss of directional control during landing which resulted in excessive side-loads and failure of the right main landing gear wheel.NTSB ATL04LA173Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-401B · Bainbridge, GAThe pilot's failure to maintain adequate airspeed during an abrupt maneuver which resulted in a stall and collision with the ground.NTSB FTW04LA227Accident · No injuriesLimited investigationFinal reportGrumman 164B · East Bernard, TXThe loss of engine power as result of the failure of the number four cylinder. A factor was the lack of suitable terrain for the forced landing.NTSB CHI04CA224Accident · Minor injuriesData collectionFinal reportAir Tractor AT-301 · Cambridge, KSThe pilot not jettisoning his chemical load during initial climb with the reported loss of airplane performance. Factors were the reported loss of aircraft performance and the tree.NTSB FTW04CA184Accident · No injuriesData collectionFinal reportGrumman G-164C · Tiller, ARThe pilot's inability to maintain control of the airplane while landing due to a brake system failure.NTSB SEA04CA132Accident · No injuriesData collectionFinal reportAir Tractor AT-301 · Waitsburg, WAThe pilot's failure to maintain aircraft control and his inadequate compensation for the wind conditions during the landing. Gusts and high vegetation were factors.NTSB FTW04LA182Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Eagle Lake, TXThe loss of engine power for undetermined reasons. A contributing factor was the lack of suitable terrain for the forced landing.NTSB FTW04LA179Accident · No injuriesLimited investigationFinal reportAir Tractor AT-401 · Winnsboro, LAThe pilot's mismanagement of fuel resulting in fuel starvation. A contributing factor was the ditch.NTSB SEA04LA125Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Wendell, IDA cracked cylinder head which resulted in a loss of engine power while maneuvering. High vegetation was a factor.NTSB FTW04LA176Accident · Minor injuriesLimited investigationFinal reportRockwell S-2R · Jonesville, LAThe pilot's failure to maintain clearance with the power lines.NTSB FTW04LA164Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Garwood, TXThe separation of the right main landing gear wheel and axle during take-off. Contributing factors were the fatigue of the bolts on the right main landing gear and the rough and uneven terrain.NTSB FTW04LA159Accident · No injuriesLimited investigationFinal reportAyres S-2R · Eagle Lake, TXThe partial collapse of the left main landing gear as a result of a failure of the fuselage structure due to corrosion.NTSB LAX04LA267Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Richvale, CAthe loss of engine power during takeoff due to the engine's deteriorated fuel control unit's inner drive shaft bearing. The reason for the bearing's deteriorated condition could not be determined.NTSB SEA04LA099Accident · Serious injuriesLimited investigationFinal reportGrumman G-164B · Midvale, IDThe failure of the pilot to maintain clearance from the high tension powerline. A factor was the powerline.NTSB FTW04LA150Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Cotton Plant, ARThe loss of engine power due to fuel exhaustion. A contributing factor was the lack of suitable terrain for the forced landing.NTSB SEA04LA093Accident · Minor injuriesLimited investigationFinal reportGrumman G-164 · Rexburg, IDThe pilot's failure to maintain clearance from an object while maneuvering during an aerial application flight. Contributing factors were the pilot's diverted attention and the irrigation pivot.NTSB DEN04LA083Accident · No injuriesLimited investigationFinal reportAyres S-2R · Beaver, UTthe in-flight failure of the engine's P3 tube which resulted in the loss of engine power and the subsequent impact with terrain during a forced landing. Contributing factors include the lack of suitable terrain for a forced landing and the fence.NTSB FTW04LA132Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Donna, TXThe pilot's failure to maintain clearance from the high tension power lines.NTSB MIA04LA072Accident · No injuriesLimited investigationFinal reportNorth American SNJ-5B · Lakeland, FLThe failure of the pilot to maintain directional control of the airplane during the landing roll resulting in the airplane departing the right side of the runway, collapsing the left main landing gear, the left wing striking the ground, and the airplane…NTSB SEA04CA059Accident · No injuriesData collectionFinal reportRockwell S-2R · Mattawa, WACompensation for wind conditions not maintained. Factors include a tailwind and a rock pile adjacent to the runway.NTSB FTW04LA091Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Plain Dealing, LAA loss of engine power due to undetermined reasons. A contributing factor was the lack of suitable terrain for the forced landing.NTSB LAX04CA154Accident · Minor injuriesData collectionFinal reportAyres S-2R · Los Banos, CAthe pilot's failure to maintain proper runway alignment due to visual restrictions from the light condition, resulting in a nose over. Factors in the accident were the dusk light conditions and sun glare.NTSB LAX04CA153Accident · No injuriesData collectionFinal reportAyres S2R-600 · Calipatria, CAthe failure of ground personnel to refuel the airplane with the proper fuel grade/octane, resulting in the airplane's loss of engine power. Also causal was the pilot's failure to detect the fuel problem during a preflight inspection.NTSB LAX04LA126Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Tracy, CAA loss of engine power for undetermined reasons during cruise flight.NTSB FTW04LA021Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · San Angelo, TXThe pilot's improper weather evaluation and the wrong runway selection. A contributing factor was the tailwind.NTSB ATL04IA002Incident · No injuriesIncident investigationFinal reportNorth American T6G · Clayton, GAThe pilot's inadequate compensation for wind conditions that resulted in his failure to maintain directional control during landing roll. A factor was gusting tailwinds.NTSB FTW03LA204Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Winnsboro, LAThe pilot's inadequate inflight planning, which resulted in a loss of engine power due to fuel exhaustion. A factor was the lack of suitable terrain for the forced landing.NTSB CHI03LA261Accident · Serious injuriesLimited investigationFinal reportAir Tractor AT-301 · Aplington, IAThe pilot not maintaining proper altitude/clearance from the wire during the aerial application flight. The factor to the accident was the power line.NTSB CHI03LA249Accident · No injuriesLimited investigationFinal reportNorth American AT-6D · Brookings, SDThe inadequate fuel supply for the flight, and the inadequate preflight by the pilot resulting in exhaustion of the fuel supply and subsequent loss of engine power. The tree was a contributing factor.NTSB CHI03LA243Accident · Minor injuriesLimited investigationFinal reportRockwell International S-2R · Mitchell, SDThe pilot's inadequate visual lookout and not maintaining clearance from the power line during the low level aerial application maneuver. A related factor was the power line.NTSB ATL03LA122Accident · No injuriesLimited investigationFinal reportAir Tractor AT401B · Girard, GAA loss of engine power due to the failure of the internal supercharger blower seals.NTSB NYC03LA168Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Rhinebeck, NYA loss of engine power due to a failure of the number eight cylinder.NTSB SEA03LA152Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Hermiston, ORThe pilot's inadequate in-flight decision by failing to refuel, resulting in fuel exhaustion and the loss of power. Rocky terrain was a factor.NTSB LAX03LA230Accident · Minor injuriesLimited investigationFinal reportAero Commander S2R · Tulelake, CAThe pilot's inadequate preflight inspection and failure to remove the gust lock, which resulted in his loss of airplane control.NTSB FTW03CA180Accident · No injuriesData collectionFinal reportSchweizer G-164B · Vega, TXThe failure of the left brake for undetermined reasons.NTSB CHI03LA170Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Covert, MIFailure of the pilot to verify fuel quantity prior to the accident flight, and fuel exhaustion resulting in a loss of engine power. Contributing factors were the soft, rough, unsuitable terrain for a forced landing.NTSB SEA03LA101Accident · No injuriesLimited investigationFinal reportRockwell International S-2R · Royal City, WAThe pilot's failure to maintain clearance from a 20 foot high post while applying chemicals to an agricultural field, which resulted in impact damage to the right main landing gear, and ultimately to a collapse of the subject gear during the subsequent…NTSB CHI03LA142Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Seneca, KSThe pilot's failure to maintain directional control while landing. Factors contributing to the accident were the collapse of the left main landing gear strut and the ditch.NTSB DEN03LA084Accident · No injuriesLimited investigationFinal reportNorth American SNJ-6 · Albuquerque, NMthe pilot's failure to maintain directional control of the aircraft during the landing roll. Contributing factors include, the pressures induced on the pilot by the landing conditions and the asphalt walkway on the side of the runway.NTSB LAX03LA158Accident · No injuriesLimited investigationFinal reportAyres S2R-T34 · Willows, CAA loss of engine power for an undetermined reason during an aerial application.NTSB CHI03LA132Accident · No injuriesLimited investigationFinal reportGrumman G-164A · North Platte, NEThe pilot's failure to maintain directional control and the collapse of the main landing gear. A factor to the accident was the quartering tailwind.NTSB FTW03LA136Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Batchelor, LAThe pilot's failure to abort the takeoff with adequate runway available. A contributing factor was the high density altitude.NTSB CHI03LA106Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Benson, MNThe loss of engine power for undetermined reasons.NTSB MIA03LA094Accident · Serious injuriesLimited investigationFinal reportAir Tractor AT- 401 · Fellsmere, FLThe poor in-flight planning by the pilot-in-command for his overhsooting the pull-up following a spray pass resulting in the in-flight collision with trees then terrain. Contributing to the accident was sunglare that the pilot encountered during the spray…