NTSB investigations: Pratt & Whitney R1340 series, AR

11 cases on aircraft whose registry engine model is Pratt & Whitney R1340 series, where the first occurrence was “In flight collision with terrain/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

19822026
NTSB investigations: Pratt & Whitney R1340 series, AR per year, 1982–2026: 11 cases
19822
19851
19891
19901
19912
19922
19931
19941

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\" = 'AR' 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\" = 230))
  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 FTW94LA174Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Stuttgart, ARWas the pilots failure to maintain terrain clearance.May 20, 1994 · N9678 · Substantial damageNTSB FTW93LA156Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Trumann, ARPilot's failure to maintain terrain clearance. A factor was the diverted attention of the pilot.May 15, 1993 · N6556 · Substantial damageNTSB FTW92LA143Accident · Minor injuriesLimited investigationFinal reportGrumman G-164B · Walnut Ridge, ARThe pilot's failure to maintain adequate terrain clearance. A factor was the loss of power as result of the uncoupling of the engine and the propeller.May 23, 1992 · N8380K · Substantial damageNTSB FTW92LA118Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Almyra, ARThe pilot's improper judgement of the descent rate and his inadequate pull up at the bottom.Apr 22, 1992 · N4430S · Substantial damageNTSB FTW91DPG18Accident · No injuriesFinal reportGrumman G-164A · Dewitt, ARThe pilot's failure to maintain proper glidepath. A factor was the berm at the approach end of the runway.Jul 31, 1991 · N5076 · Substantial damageNTSB FTW91DPG06Accident · No injuriesFinal reportGrumman G-164A · Gillett, ARThe windshiled becoming obscured by aerial application spray and the resultant limited vision from the cockpit.May 14, 1991 · N9785 · Substantial damageNTSB FTW90DPG04Accident · No injuriesFinal reportAir Tractor 301A · Foreman, ARThe pilot's inadvertent stall/mush.Jul 30, 1990 · N31631 · DestroyedNTSB MKC89LA190Accident · No injuriesLimited investigationFinal reportAir Tractor AT-401 · Wabbaseka, ARImproper planning/decision by the pilot which resulted in his failure to maintain clearance from the tall vegetation (grass). The tall vegetation & high density altitude were considered to be contributing factors.Aug 26, 1989 · N10103 · Substantial damageNTSB MKC85LA107Accident · No injuriesLimited investigationFinal reportAyres S2R-600 · Harrisburg, ARPlt reports that the lt wing of N4017N hit a dike in a ricefield while he was making a trim swath. There were no indications of equipment malfunction.May 20, 1985 · N4017W · DestroyedNTSB FTW82DA238Accident · No injuriesFinal reportRockwell Intl S-2R · Eudora, ARSince the aircraft had not flown for two months, the pilot was on a flight to check the systems before flying for hire. The pilot flew over an unpopulated area of the Mississippi river with clear water in the spray tanks. He stated that while he as spraying…Jun 21, 1982 · N4905X · Substantial damageNTSB FTW82DA172Accident · No injuriesFinal reportGrumman G164B · Marvell, ARDuring an aerial application process the pilot allowed the aircraft to collide with a rice levy. The aircraft was destroyed and there were no injuries to the pilot.May 11, 1982 · N6625K · Destroyed