NTSB investigations: Pratt & Whitney R1340 series, 1995

35 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 per year

19642026
NTSB investigations: Pratt & Whitney R1340 series, 1995 per year, 1964–2026: 1,656 cases
196415
196517
196616
196724
196810
196919
197016
197120
197220
197333
197432
197544
197649
197744
197850
197950
198042
198152
198242
198335
198442
198536
198637
198734
198842
198936
199034
199130
199228
199329
199440
199535
199631
199723
199831
199930
200026
200130
200230
200322
200427
200520
200617
200724
200833
200925
201024
201129
201216
201314
201416
201513
201619
201711
201812
201914
20206
202111
202210
202314
202412
20259
20264

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 year(c.\"eventDate\") = 1995
    AND 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.

NTSB FTW96LA070Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Pawnee, OKThe pilot's failure to maintain adequate clearance from the terrain.Dec 13, 1995 · N6642K · Substantial damageNTSB LAX96LA012Accident · Minor injuriesLimited investigationFinal reportGrumman G-164B · Lost Hills, CAthe pilot misjudged the aircraft's altitude.Oct 16, 1995 · N8247K · DestroyedNTSB FTW96LA007Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Hamburg, ARLoss of engine power due to a cylinder failure. A factor relating to the accident was: the lack of suitable terrain for the forced landing.Oct 5, 1995 · N9873 · Substantial damageNTSB ATL95LA169Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Plains, GAFailure of the number four cylinder rocker arm housing and pin, which resulted in a closed exhaust valve and loss of engine power.Sep 16, 1995 · N2362D · Substantial damageNTSB FTW95LA362Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Dalhart, TXthe pilot's failure to maintain control of the airplane during takeoff.Aug 22, 1995 · N3169U · Substantial damageNTSB MIA95LA192Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Quitman, MSImproper (low) outflow from the fuel control unit, due to improper maintenance, which resulted in a loss of engine power and a forced landing.Aug 5, 1995 · N7502A · Substantial damageNTSB CHI95LA260Accident · Minor injuriesLimited investigationFinal reportSchweizer G-164A-450 · Grand Forks, NDthe pilot's failure to maintain clearance with transmission wires. A factor in the accident was the sunglare.Aug 5, 1995 · N7994 · Substantial damageNTSB CHI95LA265Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Wyatt, MOthe pilot's failure to use carburetor heat which led to carburetor ice. Factors were weather conditions conducive to carburetor icing and the unsuitable terrain encountered during the forced landing.Aug 3, 1995 · N5663X · Substantial damageNTSB LAX95LA276Accident · No injuriesLimited investigationFinal reportNorth American AT-6B · Glendale, AZThe failure of the pilot of the other aircraft to follow pre-briefed instructions and failure to see and avoid the preceding aircraft awaiting takeoff.Aug 1, 1995 · N105DG · 2 aircraft · Minor damageNTSB LAX95LA274Accident · No injuriesLimited investigationFinal reportNorth American AT-6F · Long Beach, CAthe failure of the left main landing gear locking mechanism to fully seat in the 'down' position due to loose attachment bolts.Jul 28, 1995 · N3173L · Substantial damageNTSB FTW95LA322Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Edna, TXThe collapsing of the landing gear for undetermined reasons.Jul 28, 1995 · N4182X · Substantial damageNTSB CHI95LA247Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Poplar Bluff, MOthe pilot's inadequate preflight/planning preparation. Factors in the accident were: the loss of engine power due to carburetor icing, the wet runway, and the ditch.Jul 26, 1995 · N3655Q · Substantial damageNTSB SEA95LA161Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Havre, MTthe loss of power due to a failure of the cylinder head exhaust valve rocker box. The tall crop encountered during the forced landing is a factor.Jul 24, 1995 · N3660U · Substantial damageNTSB CHI95LA219Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Grygla, MNThe pilot's failure to maintain altitude and/or clearance at the beginning of the spray run. A factor was turbulence due to the different Air temperatures of adjoining terrain.Jul 12, 1995 · N8673S · Substantial damageNTSB FTW95LA301Accident · No injuriesLimited investigationFinal reportAir Tractor AT-401 · Cash, AREngine power loss due to partial failure of one magneto combined with total failure of the other magneto. A factor was the lack of suitable terrain for a forced landing.Jul 11, 1995 · N1004W · Substantial damageNTSB MIA95LA180Accident · No injuriesLimited investigationFinal reportAir Tractor AT-401 · Clewiston, FLImproper weather evaluation by the pilot in command while attempting to takeoff with a quartering tailwind associated with a nearby thunderstorm and failure of the pilot to maintain directional control.Jul 10, 1995 · N9186J · Substantial damageNTSB SEA95LA138Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Burley, IDA total loss of engine power due to fatigue failure of the crankshaft. A factor in the accident was the lack of suitable terrain for the forced landing.Jul 8, 1995 · N8946H · Substantial damageNTSB FTW95LA283Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Widener, ARLoss of engine power for an undetermined reason. The proximity of power lines (obstruction) was a related factor.Jul 7, 1995 · N8972Q · Substantial damageNTSB SEA95LA143Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Odessa, WALoss of engine power due to a cracked cylinder.Jul 6, 1995 · N3662X · Substantial damageNTSB FTW95LA282Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Newport, ARA disconnected throttle push pull rod, due to inadequate maintenance. A factor relating to the accident was: the lack of suitable terrain for the forced landing.Jul 6, 1995 · N5654X · Substantial damageNTSB FTW95LA263Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Cheneyville, LAThe pilot's failure to maintain adequate airspeed at a low altitude.Jun 27, 1995 · N8685H · Substantial damageNTSB CHI95LA198Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Hoxie, KSthe loss of engine power due to the loose nut on the adjustment screw and the jammed exhaust valve on the number three cylinder. A factor in the accident was the ditch.Jun 11, 1995 · N23477 · Substantial damageNTSB FTW95LA233Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Collegeport, TXThe pilot's improper planning/decision by attempting to takeoff in an overweight condition from an 1,800 foot runway. Factors were the wet and soft condition of the runway.Jun 3, 1995 · N7501P · Substantial damageNTSB CHI95LA163Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · E. Grand Forks, MNThe pilot's failure to maintain clearance with the wires.Jun 1, 1995 · N6682K · Substantial damageNTSB SEA95LA108Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301A · Terreton, IDThe pilot's failure to maintain an adequate altitude to overcome the downdraft. The downdraft was a factor.May 29, 1995 · N31580 · Substantial damageNTSB LAX95LA195Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Robbins, CAa loss of engine power due to a separation of the number 6 cylinder, and the nose over during the subsequent forced landing.May 25, 1995 · N6774K · Substantial damageNTSB CHI95LA158Accident · No injuriesLimited investigationFinal reportAir Tractor AT301 · Clark, SDthe failure of the pilot to refuel prior to fuel exhaustion. A factor in the accident was the pilot's excessive braking.May 24, 1995 · N4353S · Substantial damageNTSB FTW95LA213Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Caldwell, ARThe loss of power due to a crack in the #4 cylinder. Factors were the lack of suitable terrain for the forced landing and proper touchdown point not possible.May 19, 1995 · N3655Z · Substantial damageNTSB FTW95LA205Accident · Serious injuriesLimited investigationFinal reportGrumman G-164B · St Martinville, LAThe pilot's failure to maintain control of the aircraft. A factor was the high winds.May 17, 1995 · N8365K · DestroyedNTSB FTW95LA202Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Joes, COA total loss of power due to fuel exhaustion. Factors were: a malfunction in the fuel measuring system, the pilot's failure to perform fuel consumption calculations, and soft and unsuitable terrain for a forced landing.May 14, 1995 · N9506 · Substantial damageNTSB LAX95LA186Accident · Minor injuriesLimited investigationFinal reportGrumman 164A · Richvale, CAthe pilot's failure to maintain a glidepath adequate to avoid an obstacle, and his inadequate compensation for the wind.May 11, 1995 · N8507H · Substantial damageNTSB FTW95LA145Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Gillett, ARThe engine main rod bearing seized to the crankshaft due to worn master rod metal pieces blocking the oil passages. A factor was an engine overhaul was not performed by company maintenance personnel.Mar 23, 1995 · N5561X · Substantial damageNTSB LAX95LA126Accident · No injuriesLimited investigationFinal reportSchweizer G-164A · Robbins, CAA failure of the engine master rod. A factor in the accident was the soft, wet condition of the field available for the forced landing.Mar 4, 1995 · N5450 · Substantial damageNTSB SEA95LA057Accident · No injuriesLimited investigationFinal reportNorth American AT-6G · Salem, ORThe pilot-in-command's failure to maintain directional control during the landing rollout.Feb 25, 1995 · N4269E · Substantial damageNTSB LAX95LA091Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Pixley, CAthe total failure of the number three cylinder. The wet and soft terrain were factors in this accident.Feb 1, 1995 · N705Y · Substantial damage