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NTSB investigations: Lycoming HIO-360 series, 1985

8 cases on aircraft whose registry engine model is Lycoming HIO-360 series. 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

19642026

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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\") = 1985
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41524'))
  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 SEA86LA026Accident · No injuriesLimited investigationFinal reportHughes 269C · Brooks, ORA total loss of power occurred due to the number 4 cylinder failing. A tail boom strike occurred during a hard landing in a parking lot, severing the tail boom.Nov 24, 1985 · N58181 · Substantial damageNTSB NYC86LA011Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Linden, NJThe helicopter experienced a roll-over during a practice hover autorotation. The acc occurred when the acft started moving backwards during the hover. The left skid dug into the dirt which pitched the acft nose up & rolled it over to the left.Oct 17, 1985 · N5691Y · Substantial damageNTSB ATL86LA005Accident · Minor injuriesLimited investigationFinal reportHughes 269C · Chapman, ALDuring an attempted takeoff from a field adjacent to a grove of trees the aircraft was unable to climb over the trees and crashed into them. The engine was test run and although it ran rough during initial start up it later operated normally and the reason…Oct 10, 1985 · N7451F · DestroyedNTSB CHI85LA352Accident · No injuriesLimited investigationFinal reportHughes 269A · Hector, MNAfter liftoff from an open field, on a short local flight the helicopter experienced fuel exhaustion. During the auto rotation landing, in an open field the helicopter rolled on the side.Aug 18, 1985 · N8777F · Substantial damageNTSB CHI85FA210Accident · Minor injuriesField investigationFinal reportHughes 300 · Joliet, ILThe helicopter experienced extreme vertical vibrations while landing from a hover. Inadvertent ground contact during uncontrolled oscillations resulted in destruction of the helicopter.May 26, 1985 · N404Z · DestroyedNTSB DEN85FA134Accident · 1 fatalField investigationFinal reportEnstrom F-28F · Carrizozo, NMThe student pilot departed albiquerque, NM with less than full fuel tanks and a worn out eng driven fuel pump which allowed fuel to be pumped overboard. No flt plan was filed. During his VMC x-country flt, the eng failed and an unsuccessful autorotation…May 12, 1985 · N8618A · Substantial damageNTSB MIA85LA133Accident · No injuriesLimited investigationFinal reportHughes 269C · Tampa, FLThe instructor plt (CFI) reported that while practicing a taxi/hover autorotation, the helicopter settled onto a soft area in the turf. He reported that the student over-controlled with right anti-torque pedal & the helicopter settled in a left skid. The CFI…Mar 26, 1985 · N58208 · Substantial damageNTSB SEA85LA079Accident · No injuriesLimited investigationFinal reportHughes 269C · Elma, WAJust prior to lift-off a vibration accompanied by lateral rocking occurred. Although the plt brought the power to idle. The helicopter had already started to come apart. During engine examination it was found that the ground resonance occurred due to under to…Mar 20, 1985 · N9592F · Substantial damage