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NTSB investigations: Pratt & Whitney W-S1H&S3H

15 cases on aircraft whose registry engine model is Pratt & Whitney W-S1H&S3H. 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

19642026

Where

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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52012')) 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52012'))
  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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52012'))
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 CHI07CA142Accident · No injuriesData collectionFinal reportCanadian Car & Foundry Harvard MK IV · Peachtree City, GAThe pilot's failure to maintain directional control during the landing roll, resulting in a ground loop and subsequent left main gear collapse.May 10, 2007 · N7757 · Substantial damage NTSB DCA06MA010Accident · 20 fatalClass 1 · MajorFinal reportGrumman G-73T · Miami, FLThe in-flight failure and separation of the right wing during normal flight, which resulted from (1) the failure of the Chalk's Ocean Airways maintenance program to identify and properly repair fatigue cracks in the right wing and (2) the failure of the…Dec 19, 2005 · N2969 · Destroyed NTSB NYC04CA143Accident · No injuriesData collectionFinal reportStearman 4E · Loganton, PAThe pilot's failure to maintain aircraft control during the landing roll, which resulted in a nose over. A factor was uneven terrain.Jun 18, 2004 · N785H · Substantial damage NTSB SEA95LA091Accident · No injuriesLimited investigationFinal reportNorth American SNJ-4 · Prospect, ORThe pilot's failure to maintain directional control of the airplane during landing. Contributing to the accident was wet grass.Apr 4, 1995 · N2269N · Substantial damage NTSB ANC92LA109Accident · No injuriesLimited investigationFinal reportDe Havilland DHC-3 · Mcgrath, AKThe fire in the engine accessory drive assembly. Factor was the rough an uneven forced landing area.Jul 22, 1992 · N41755 · Substantial damage NTSB ANC89IA099Incident · No injuriesIncident investigationFinal reportDe Havilland DHC-3 · Palmer, AKInadequate lubrication which resulted in the failure of the horizontal stabilizer's trim actuator.Jun 20, 1989 · N41755 · No damage NTSB MIA87WA225Incident · No injuriesForeign investigationGrumman G-73-T · Bimini, BahamasAug 14, 1987 · N2969 · No damage NTSB MIA84IA147Incident · No injuriesIncident investigationFinal reportGrumman G-73T · Ft. Lauderdale, FLAfter 2 unsuccessful attempts to 'ramp' the acft, plt took off again and flew to Ft. Lauderdale. Fly-by disclosed no nose landing wheel was present. Plt made landing on hard surface rwy. Metallurgical examination disclosed, nose gear strut assembly failed due…Apr 17, 1984 · N2969 · Minor damage NTSB MIA84IA077Incident · No injuriesIncident investigationFinal reportGrumman G-73 · West Palm Beach, FLThe acft experienced an elevator trim loss, encountered extreme 'shaking and vibration' of control column and tail section fluttering while on descent to Palm Beach int'l arpt. Investigation revealed that the end of the actuator shaft failed at a rivet hole…Feb 10, 1984 · N2969 · No damage NTSB ANC82FA081Accident · No injuriesField investigationFinal reportde Havilland DHC-3 · Near Skwentna, AKThe acft experienced a power loss & a forced landing was made on a sandbar. During the landing roll the acft struck a log, folding the main gear. Eng teardown revealed a failed no.4 articulating rod. The rod separated just above the knuckle pin area.Sep 1, 1982 · N41755 · Substantial damage NTSB FTW81DPJ31Accident · No injuriesClosedN Amer Avn AT-6 · Chickasha, OKJun 27, 1981 · N9790Z · Substantial damage NTSB ANC66A0024Accident · No injuriesClosedGrumman G-73 · Bethel, AKDec 20, 1965 · N1208 · Substantial damage NTSB ANC65I0030Incident · No injuriesClosedGrumman G-73 · Bethel, AKDec 4, 1964 · N1208 · Minor damage NTSB UNK64X0993Accident · No injuriesClosedGrumman G73 · West Palm Bc, FLMar 20, 1964 · N2954 · Substantial damage NTSB UNK64X0992Accident · No injuriesClosedGrumman G73 · W Palm Beach, FLMar 20, 1964 · N2954 · Substantial damage