NTSB investigations: Hughes 369HS, 1990

7 cases on aircraft the registry lists as Hughes 369HS. 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

19692026
NTSB investigations: Hughes 369HS, 1990 per year, 1969–2026: 167 cases
19691
19702
19713
19727
19733
19743
197513
19769
19779
19786
19796
19809
19817
19825
19833
19844
19852
19864
19875
19883
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19913
19923
19933
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19954
19962
19974
19981
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20032
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20052
20061
20091
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20132
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20151
20211
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20261

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 year(c.\"eventDate\") = 1990
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470728'))
  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 FTW90GA185Accident · No injuriesFinal reportHughes 369HS · New Orleans, LAThe pilot's failure to maintain rotor RPM. A factor in the accident was the lose of engine power due to fuel starvation.Sep 21, 1990 · N71552 · Substantial damageNTSB LAX90FA248Accident · Minor injuriesField investigationFinal reportMcDonnell Douglas 369HS · Modesto, CAIn-flight engine fire of undetermined origin.Jul 9, 1990 · N505WW · DestroyedNTSB SEA90LA106Accident · No injuriesLimited investigationFinal reportHughes 369HS · Randle, WAThe pilot failed to compensate for the wind conditions.Jun 21, 1990 · N4428F · Substantial damageNTSB NYC90LA125Accident · Serious injuriesLimited investigationFinal reportHughes 369HS · Brookville, PAWorn tail rotor pitch control assembly, due to improper maintenance/installation, and subsequent fatigue failure of the tail rotor swashplate.Jun 5, 1990 · N8315F · DestroyedNTSB LAX90LA162Accident · No injuriesLimited investigationFinal reportHughes 369C · Kahului, HIThe pilots failure to ensure that adequate room existed to position the helicopter on the landing platform. Contributing to the accident was the failure of ground personnel to ensure that hazards to the landing helicopter were clear of the landing area.May 4, 1990 · N9219F · Substantial damageNTSB FTW90LA095Accident · No injuriesLimited investigationFinal reportHughes 369HS · Junction, TXThe pilot in command's inadequate execution of the autorotation following a engine failure which resulted from his failure to refuel the aircraft with the proper grade of fuel when he ran short during the flight.Apr 15, 1990 · N9138F · Substantial damageNTSB FTW90LA090Accident · No injuriesLimited investigationFinal reportHughes H500C · Houston, TXThe total failure of the engine for undertemined reasons and the pilot misjudging the flare prior to touchdown.Apr 3, 1990 · N9128F · Substantial damage