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NTSB investigations: Pratt & Whitney R1340 series, CA

15 cases on aircraft whose registry engine model is Pratt & Whitney R1340 series, where the first occurrence was “Loss of control - on ground/water”. 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

19832026

Where

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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 c.\"eventStateOrRegion\" = 'CA' 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')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 260))
  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 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.Mar 12, 2004 · N8930Q · Substantial damageNTSB 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.Jul 10, 2003 · N8912Q · Substantial damageNTSB LAX00LA344Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Corcoran, CAThe pilot's inadequate preflight inspection and his failure to maintain directional control during takeoff. Factors were the pilot's failure to ensure that the fuel tank cover was replaced properly, fuel contamination of the windscreen, and the sun angle that…Sep 21, 2000 · N3626T · Substantial damageNTSB LAX00LA254Accident · Minor injuriesLimited investigationFinal reportNorth American AT-6F · Grass Valley, CAfailure of the pilot to maintain directional control during the landing roll resulting in a collision with terrain.Jul 7, 2000 · N7475C · Substantial damageNTSB LAX99LA312Accident · Minor injuriesLimited investigationFinal reportRockwell S-2R · Acampo, CAThe pilot's failure to maintain runway alignment, which resulted in the aircraft encountering high vegetation, the loss of directional control, and collision with trees.Sep 19, 1999 · N4168X · DestroyedNTSB LAX99LA158Accident · No injuriesLimited investigationFinal reportNorth American AT-6D · Hollister, CAThe pilot's inadequate compensation for the crosswind condition, and his failure to maintain directional control during landing.Apr 18, 1999 · N6979C · Substantial damageNTSB LAX97LA099Accident · No injuriesLimited investigationFinal reportAyres S2R-T65 · Firebaugh, CAfailure of the pilot to compensate for crosswind conditions and to maintain proper runway alignment. Factors relating to the accident were: the crosswind, narrow runway condition, and the soft terrain and ditch beside the runway.Feb 8, 1997 · N3101K · Substantial damageNTSB LAX93LA098Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Lost Hills, CAThe pilot's inability to maintain directional control during the landing roll out due to a binding left brake master cylinder.Jan 22, 1993 · N6654 · Substantial damageNTSB LAX91LA384Accident · No injuriesLimited investigationFinal reportNorth American AT-6D · Hayward, CAThe failure of the pilot to maintain directional control of the aircraft while correcting an unwanted deviation.Sep 2, 1991 · N3660V · Substantial damageNTSB LAX89DVA09Accident · No injuriesFinal reportAero Commander S2R · Tranquillity, CAThe pilot's visual look-out was inadequate and that he failed to see the high vegetation upon landing. Factors relating to this accident are dark night and high vegetation.Aug 11, 1989 · N4072X · Substantial damageNTSB LAX87LA054Accident · No injuriesLimited investigationFinal reportNorth American-Maslon SNJ-4 · El Cajon, CAA North American SNJ-4 ground looped after a loss of control during takeoff roll on runway 27R. The aircraft swerved to the left twice and then lifted off the ground with a high angle of attack and low airspeed. The aircraft then 'mushed along' at…Nov 28, 1986 · N269WB · Substantial damageNTSB LAX85LA026Accident · No injuriesLimited investigationFinal reportHarvard MK IV/AT-6 · Apple Valley, CAPlt had executed successful crosswind landing and was decelerating on roll-out when a gust of wind caused the acft to swerve into the wind. Directional control could not be regained with rudder so plt elected to attempt go-around. Acft became airborne in…Oct 20, 1984 · N44110 · Substantial damageNTSB LAX83LA148Accident · No injuriesLimited investigationFinal reportAero Commander S-2R · Dos Palos, CAAccording to the operator, the plt landed with a quartering tailwind & directional control was lost. The acft veered offthe rwy into soft mud & flipped over.Mar 17, 1983 · N8822Q · Substantial damageNTSB LAX83LA146Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Corcoran, CAAccording to the plt, he was taking off in a x-wind condition & allowed the acft to drift off the duster strip. He stated that he decided to continue the takeoff because of soft ground. The acft lifted off, then settled & the gear struck a levee. The plane…Mar 17, 1983 · N4187X · Substantial damageNTSB LAX83LA101Accident · No injuriesLimited investigationFinal reportGrumman G164 · Avenal, CADuring a landing after a spraying operation, the right brake failed and the aircraft collided with a berm before nosing over. The pilot said the right brake failed to keep aircraft on the runway when the rudder became ineffective. The 'o' ring part number an…Feb 11, 1983 · N728Y · Substantial damage