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NTSB investigations: Hughes Helicopters 369E

25 cases on aircraft the registry lists as Hughes Helicopters 369E. 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.

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19852026

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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.aircraft_model_code IN ('4470707')) 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.aircraft_model_code IN ('4470707'))
  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.aircraft_model_code IN ('4470707'))
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 ERA24FA075Accident · 1 fatalClass 3 · FieldFinal reportHughes Helicopters 369E · Miami, FLMain rotor contact with the tail boom for unknown reasons, resulting in the separation of the tail boom.Dec 27, 2023 · N757TB · Substantial damage NTSB WPR22LA305Accident · No injuriesClass 4 · LimitedFinal reportHughes Helicopters 369E · Ely, NVThe pilot’s failure to maintain clearance from terrain while maneuvering at a low altitude.Aug 15, 2022 · N500AR · Substantial damage NTSB GAA18CA117Accident · No injuriesData collectionFinal reportHughes Helicopters 369 · Wrightwood, CAThe pilot’s high altitude, high gross weight landing with insufficient tail rotor thrust resulting in a loss of tail rotor effectiveness.Feb 1, 2018 · N618SG · Substantial damage NTSB ERA17LA209Accident · No injuriesLimited investigationFinal reportHughes 369 · Dennis, WVThe unporting of fuel due to the helicopter's nose-up attitude during long line operations, which resulted in fuel starvation and a total loss of engine power.Jun 23, 2017 · N765KV · Substantial damage NTSB WPR12LA328Accident · Serious injuriesLimited investigationFinal reportHughes Helicopters 369E · The Dalles, ORThe loss of engine power due to fuel starvation, which resulted from the fuel tank supply pickup becoming unported while the helicopter was pulling power lines.Jul 26, 2012 · N427WC · Substantial damage NTSB SEA07LA021Accident · 1 fatalLimited investigationFinal reportHughes 369E · Jensen, UTThe pilot's failure to maintain clearance with the transmission wires due to an inadquate visual lookout while maneuvering during a search and rescue flight.Nov 21, 2006 · N500FU · Substantial damage NTSB SEA05CA200Accident · Minor injuriesData collectionFinal reportMcDonnell Douglas 369E · Medford, ORIn-flight collision with terrain during a precautionary landing. Factors include instrument meteorological conditions and pilot disorientation.Sep 24, 2005 · N5207C · Substantial damage NTSB SEA05CA173Accident · No injuriesData collectionFinal reportHughes 369E · Donnelly, IDThe pilot's failure to maintain clearance of a tree during a landing attempt due to loss of visibility from a self induced brown-out condition. Contributing factors were the pilot's failure to identify a hazardous landing site, and the tree.Aug 16, 2005 · N500FU · Substantial damage NTSB SEA03TA116Accident · Minor injuriesFinal reportMcDonnell Douglas 369E · Big Timber, MTFretting on the outside diameter of the compressor coupling adapter which resulted in fatigue and subsequent fracture of the adapter, and ultimately the disconnection of the compressor from the turbine assembly. Contributing factors were low rotor RPM, uneven…Jun 25, 2003 · N1502 · Substantial damage NTSB ANC03LA026Accident · No injuriesLimited investigationFinal reportHughes 369E · Paxson, AKThe pilot's failure to maintain altitude/clearance from terrain. A factor contributing to the accident was the pilot's attention being diverted inside the cockpit to look at the global positioning system.Feb 10, 2003 · N500DX · Substantial damage NTSB FTW03LA066Accident · No injuriesLimited investigationFinal reportHughes 369E · Fritch, TXThe loss of engine power due to the failure of the generator input drive-end bearing, which resulted in excessive vibrations that induced a fatigue fracture of the Pc line leading to the engine fuel control unit. A contributing factor was the lack of suitable…Dec 22, 2002 · N5234Y · Substantial damage NTSB DEN02GA016Accident · 3 fatalFinal reportHughes 369E · Park City, UTthe pilot's inadequate visual lookout, resulting in an inflight collision with powerlines. Contributing factors were the fog and the powerlines.Dec 27, 2001 · N280SP · Destroyed NTSB LAX01FA006Accident · Minor injuriesField investigationFinal reportMcDonnell Douglas 369E · Kernville, CAThe pilot's improper storage of personal items and his inadequate preflight inspection, which resulted in the unlatching of the left rear cabin door during flight and allowing a plastic garment bag to blow out and strike the tail rotor.Oct 8, 2000 · N819CE · Substantial damage NTSB LAX00LA047Accident · No injuriesLimited investigationFinal reportBoeing 369E · Taft, CAThe fatigue failure of a second stage compressor vane due to erosion, which resulted in a catastrophic engine failure. An inadequate inspection of the compressor section by company maintenance personnel during the last 300-hour inspection was also causal in…Nov 30, 1999 · N5238C · Substantial damage NTSB MIA99FA158Accident · 1 fatalField investigationFinal reportHughes 369E · Intercession, FLThe pilot's improper fuel management that resulted in fuel exhaustion and a total loss of engine power.May 20, 1999 · N144CM · Substantial damage NTSB SEA98LA050Accident · Minor injuriesLimited investigationFinal reportHughes 369E · Seattle, WALoss of engine power due to a restricted fuel system filter.Mar 22, 1998 · N5245P · Substantial damage NTSB ATL97LA086Accident · Serious injuriesLimited investigationFinal reportMcDonnell Douglas MDHC-369E · Okahumpka, FLThe failure of the crewmember to use the necessary safety equipment, and his subsequent fall from an elevated platform. A factor was the crewmember's distraction with an animal.Jun 13, 1997 · N765KV · No damage NTSB CHI97LA008Accident · No injuriesLimited investigationFinal reportHughes 369E · Hesston, KSthe pilot selected unsuitable terrain for landing. The factors involved were: an inoperative landing light, dusk light conditions, and the terrain condition.Oct 15, 1996 · N504AP · Substantial damage NTSB MIA95GA062Accident · 1 fatalFinal reportHughes 369E · Tampa, FLThe pilot's failure to maintain aircraft control as a result of becoming spatially disoriented while maneuvering. Contributing to the accident was the dark night with no visible horizon.Jan 19, 1995 · N4TP · Destroyed NTSB LAX94LA352Accident · Minor injuriesLimited investigationFinal reportHughes 369E · Volcano, HIthe pilot's failure to maintain adequate main rotor rpm and the resultant inadvertent skid contact with the ground.Sep 4, 1994 · N279F · Substantial damage NTSB SEA92LA088Accident · No injuriesLimited investigationFinal reportHughes 369E · Hillsboro, ORThe pilot in command's excessive application of collective.May 1, 1992 · N5211Y · Substantial damage NTSB BFO90LA075Accident · Serious injuriesLimited investigationFinal reportHughes 369E · Prestonburg, KYThe lost of engine power for undetermined reasons.Sep 14, 1990 · N50075 · Destroyed NTSB FTW90TL#01Accident · No injuriesClass 3Final reportHughes 369E · Stroud, OKDec 14, 1989 · N600TP · Substantial damage NTSB LAX87FA173Accident · Serious injuriesField investigationFinal reportHughes 369E · Palm Desert, CAThe helicopter dscndd uncontrolled & crashed in a residential area. After the acdnt, the plt said he agreed to orbit the residence of his pax. At the aprx 135 deg point of a left orbit, he felt 'a bang & severe vibration in the tail.' The plt lost drctnl ctl…Apr 11, 1987 · N5200W · Substantial damage NTSB CHI85FA213Accident · Serious injuriesField investigationFinal reportHughes 369E · Indianapolis, INAs the helicopter was on downwind for the heliport, the plt experienced an pwr interruption and eventually a eng failure. He was attempting an autorotation to railroad tracks when he saw wires. He managed to miss the wires but by doing so he expended the…May 25, 1985 · N5219A · Destroyed