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NTSB investigations: Pratt & Whitney R1340 series, GA

55 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

19682026

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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.\"eventStateOrRegion\" = 'GA' AND c.\"eventCountry\" = 'USA'
    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 ERA24LA286Accident · No injuriesClass 3 · LimitedFinal reportGrumman G-164A · Toccoa, GAThe pilot’s failure to set the engine speed control fully forward during takeoff, resulting in an engine surge and subsequent loss of control during landing.Jun 29, 2024 · N7849 · Substantial damageNTSB ERA19LA238Accident · No injuriesClass 3 · LimitedFinal reportAero Commander S2R · Cuthbert, GAThe failure of the No. 1 bearing due to fatigue which resulted in a partial loss of engine power. The reason for the bearing failure could not be determined based on the available information.Jul 25, 2019 · N5680X · Substantial damageNTSB GAA17CA459Accident · No injuriesData collectionFinal reportRockwell International S 2R · McRae, GAThe pilot’s failure to maintain directional control during the landing roll in tailwind conditions.Jul 27, 2017 · N4886X · Substantial damageNTSB GAA16CA451Accident · No injuriesData collectionFinal reportAyres S 2R · Cordele, GAThe pilot’s failure to maintain clearance from power lines during an agricultural application flight while flying toward the sun.Aug 25, 2016 · N3003N · Substantial damageNTSB ERA13LA029Accident · Minor injuriesLimited investigationFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Edison, GAThe total loss of engine power due to the fatigue failure of the k-pin associated with the No. 1 cylinder.Oct 19, 2012 · N6670K · Substantial damageNTSB ERA11CA449Accident · Minor injuriesData collectionFinal reportNorth American AT-6D · Canon, GAThe pilot's improper fuel management, which resulted in a loss of engine power due to fuel exhaustion.Aug 13, 2011 · N7435U · Substantial damageNTSB ERA09LA385Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-301 · Brinson, GAThe pilot's failure to maintain adequate airspeed while maneuvering, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's lack of experience in the make and model airplane.Jul 7, 2009 · N8587S · Substantial damageNTSB NYC08LA245Accident · 1 fatalLimited investigationFinal reportGrumman G-164A · Pelham, GAA partial loss of engine power for undetermined reasons which led to a forced landing in unsuitable terrain.Jul 12, 2008 · N7395 · Substantial damageNTSB MIA08LA133Accident · Minor injuriesLimited investigationFinal reportRockwell International S-2R · Colquitt, GALoss of engine power due to the installation of incorrect turbine blades on the compressor turbine disk during repair of the disk assembly.Jul 5, 2008 · N8499V · Substantial damageNTSB 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.Sep 4, 2004 · N3047A · Substantial damageNTSB 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.Oct 2, 2003 · N2831D · Minor damageNTSB ATL03LA122Accident · No injuriesLimited investigationFinal reportAir Tractor AT401B · Girard, GAA loss of engine power due to the failure of the internal supercharger blower seals.Jul 30, 2003 · N61227 · Substantial damageNTSB MIA02LA135Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Cochran, GAA loss of power while conducting aerial application to cotton crops due to failure of a magneto housing, and the resultant emergency descent and landing to an unsuitable field, causing the collision with a tree.Jul 17, 2002 · N8943Q · Substantial damageNTSB ATL02FA072Accident · 2 fatalField investigationFinal reportNorth American T-6-AT6D · Gainesville, GAA loss of engine power following a supercharger bearing failure and subsequent collision with the ground while maneuvering for an emergency landing.Apr 1, 2002 · N7471C · Substantial damageNTSB MIA01LA204Accident · Minor injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Edison, GAPartial loss of engine power for undetermined reasons during takeoff resulting in the airplane descending, colliding with the ground, and nosing over.Jul 31, 2001 · N6816Q · Substantial damageNTSB MIA00LA245Accident · No injuriesLimited investigationFinal reportSchweizer G-164A · Berlin, GAthe pilot's failure to maintain adequate airspeed resulting in an inadvertent stall and collision with terrain.Aug 23, 2000 · N8919H · Substantial damageNTSB ATL00LA044Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Colquitt, GAA loss of engine power for undetermined reasons.Apr 20, 2000 · N8899S · Substantial damageNTSB ATL99LA014Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Statesboro, GAThe pilot's failure to use carburetor heat. Factors were conditions favorable for the formation of carburetor ice.Nov 9, 1998 · N8770S · Substantial damageNTSB ATL96LA117Accident · No injuriesLimited investigationFinal reportGrumman G164 · Dawson, GAloss of engine power for undetermined reason(s), which resulted in an overrun, an encounter with soft terrain, and a nose over.Aug 7, 1996 · N8672H · DestroyedNTSB MIA96LA122Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Edison, GAFailure of the mounting studs for the No. 4 cylinder, which resulted in separation of the cylinder and loss of engine power. The lack of suitable terrain for a forced landing was a related factor.Apr 18, 1996 · N4238 · 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 ATL95LA006Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Jakin, GAThe loss of engine power for undetermined reasons.Oct 20, 1994 · N8960H · Substantial damageNTSB ATL95LA004Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Ashburn, GAThe failure of a blade counterweight bearing shaft, allowing one propeller blade to go to high pitch.Oct 5, 1994 · N8971Q · Substantial damageNTSB ATL94LA128Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Smithville, GAThe failure of # 2 cylinder head.Jul 2, 1994 · N3649B · DestroyedNTSB ATL94GA111Accident · No injuriesFinal reportGrumman G-164A · Savannah, GAThe pilot's improper landing flare which resulted in a hard landing. A factor was the operators failure to provide a formal emergency dump procedure.Jun 2, 1994 · N9868 · Substantial damageNTSB ATL92LA172Accident · No injuriesLimited investigationFinal reportAyres S-2R · Douglas, GAThe pilot's failure to check weather prior to the flight. A factor was the dark night.Sep 4, 1992 · N4007H · Substantial damageNTSB ATL92LA124Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Ft. Gaines, GAThe pilot's inadequate preflight planning/preparation.Jun 14, 1992 · N7357 · Substantial damageNTSB ATL91LA128Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Hawkinsville, GAA complete loss of engine power for undetermined reasons. A factor in this accident was: the rough, uneven terrain at the forced landing site.Jul 12, 1991 · N31691 · Substantial damageNTSB ATL91LA059Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Pavo, GAThe failure of the no. 2 exhaust valve and cylinder head, which resulted in a total loss of engine power. A factor in the accident was the collision with a road sign during the forced landing.Feb 18, 1991 · N8770S · Substantial damageNTSB ATL90FA158Accident · 2 fatalField investigationFinal reportNorth American T-6G · Locust Grove, GAThe pilot-in-command's failure to maintain aircraft control during maneuvering flight, allowing the airplane to stall without sufficient altitude for recovery.Aug 11, 1990 · N9871C · DestroyedNTSB ATL90LA078Accident · No injuriesLimited investigationFinal reportNorth American T-6 G · Albany, GAA locked brake which prevented the pilot from maintaining directional control during the landing roll. The brake material expanded after becoming water soaked while taxiing.Mar 9, 1990 · N96143 · Substantial damageNTSB ATL89DKG05Accident · Minor injuriesFinal reportGrumman G-164A · Dawson, GAFailure of the number three cylinder head.Jul 31, 1989 · N9755 · Substantial damageNTSB ATL89DKG01Accident · No injuriesFinal reportGrumman G-164A · Dawson, GATotal loss of engine power due to leaking carburetor float. Contributing to the accident was the soft terrain used for a forced landing.Feb 10, 1989 · N9755 · Substantial damageNTSB ATL88DKG15Accident · Minor injuriesFinal reportRockwell S2R · Pelham, GAThe crop duster had completed the third swath run of the morning when the engine began to lose power. The plt released the contents of the hopper and made a forced landing in a soybean field. During the landing roll, the airplane nosed over and a ground fire…Aug 30, 1988 · N4887X · DestroyedNTSB ATL88DKG14Accident · Minor injuriesFinal reportAyres Thrush S2R · Ochlocknee, GAShortly after takeoff the pilot allowed the nose to drop resulting in a collision with the ground. The airplane hit the ground, right wing first, and traveled about 500 feet before stopping. The pilot had been spraying methyl parathion all day and stated he…Aug 26, 1988 · N4006P · Substantial damageNTSB ATL88LA129Accident · No injuriesLimited investigationFinal reportNorth American T-6G · Stockbridge, GAThe airplane landed with the left wheel locked, and subsequently nosed over during the ldg roll. Post-crash exam revealed that the left wheel could not be rotated in the fwd direction by hand, and that it could be rotated aft by hand only with considerable…Apr 2, 1988 · N9871C · Substantial damageNTSB ATL86FKG10Accident · Minor injuriesFinal reportGrumman American G-164A · Quitman, GAShortly after takeoff a loss of pwr was experienced. The plt attempted to land in a cotton field but the landing gear contacted a stump short of the field. The acft then contacted a ditch and nosed over. Post accident inspection revealed the supercharger…Aug 15, 1986 · N31185 · Substantial damageNTSB MIA85LA222Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Colquitt, GAThe aircraft was substantially damaged and the pilot uninjured when the aircraft flipped upside down in a field during a forced landing in an open field following engine failure. A post accident examination of the engine revealed the number seven cylinder…Jul 30, 1985 · N3647X · Substantial damageNTSB ATL85LKG04Accident · No injuriesFinal reportAero Commander S2R · Leslie, GAThe acft lost power en route to spray crops & crash landed in a wooded area. The acft had flown only 2 miles when the power loss occurred. During the post accident investigation an exam of the powerplant & systems revealed that the supercharger had a loose…Apr 10, 1985 · N8834Q · DestroyedNTSB ATL83LA347Accident · No injuriesLimited investigationFinal reportSnow 600-S2C · Blackshear, GAThe pilot stated that during a spray run, a vibration was felt, the engine backfired and flames erupted from the right underside of the cowling. Power was lost continuously until over the landing strip at 50 feet AGL when all power was lost. The acft landed…Aug 31, 1983 · N1635S · Substantial damageNTSB ATL83LA326Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Hatley, GAThe pilot reported that while spraying a cotton field at aprx 60 feet AGL when the engine made a popping sound and then lost power. The pilot landed in a cotton field where the aircraft rolled over on its back and was destroyed by the post impact fire.…Aug 15, 1983 · N7904 · DestroyedNTSB ATL83LA225Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Fort Valley, GAThe eng quit at 200 ft AGL as the plt was returning to a strip. A forced landing was made in a wheat field & the acft rolled through a narrow tree line. The carb float was found cracked & leaking.Jun 9, 1983 · N5071S · Substantial damageNTSB ATL83LA205Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Blakely, GAShortly after takeoff, the eng sputtered, lost power & belched black & gray smoke. The plt was unable to get the acft to maintain altidude. Also, he was unable to reach an open field, so he landed on the tops of trees. An investigation revealed that the front…Jun 1, 1983 · N8476K · DestroyedNTSB ATL83LA019Accident · No injuriesLimited investigationFinal reportGrumman G-164 · Adel, GAFollowing maintenance performed on the aircraft the pilot conducted a check flight. After takeoff the pilot discovered fuel splashing on the windshield and proceeded to abort the takeoff. Upon landing the pilot lost control of the aircraft. The aircraft…Oct 27, 1982 · N7231 · DestroyedNTSB ATL81DLA15Accident · No injuriesClosedGrumman G-164B · Pelham, GASep 26, 1981 · N6670K · Substantial damageNTSB MIA79DLA42Accident · No injuriesClosedSnow S-2R · Camilla, GAAug 1, 1979 · N4887X · Substantial damageNTSB MIA78FKG78Accident · Minor injuriesClosedGrumman G164A · Albany, GASep 13, 1978 · N7929 · Substantial damageNTSB MIA78DLA51Accident · No injuriesClosedAero Comdr S2R · Camilla, GASep 13, 1978 · N8480V · Substantial damageNTSB MIA78FKG75Accident · Serious injuriesClosedAero Comdr S2R · Summer, GAAug 25, 1978 · N4863X · Substantial damageNTSB MIA77FKG79Accident · Minor injuriesClosedAero Comdr S2R · Cordele, GASep 12, 1977 · N8834Q · Substantial damage