NTSB investigations: Pratt & Whitney R1340 series, GA

7 cases on aircraft whose registry engine model is Pratt & Whitney R1340 series, where the first occurrence was “Loss of engine power”. 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19862026

NTSB investigations: Pratt & Whitney R1340 series, GA per year, 1986–2026: 7 cases
1986	1
1994	1
1996	1
1998	1
2001	1
2002	2

Where

Open the map

Latest cases

Query with SQL

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') 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" = 350)) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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')
      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\" = 350))
  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."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')
    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" = 350))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run 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 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 damage NTSB 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 damage NTSB 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 damage NTSB 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 damage NTSB 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 · Destroyed NTSB ATL95LA006Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Jakin, GAThe loss of engine power for undetermined reasons.Oct 20, 1994 · N8960H · Substantial damage NTSB 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 damage