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NTSB investigations: Lycoming HIO-360 series, OR

19 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19662026

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."eventStateOrRegion" = 'OR' 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 ('41524')) 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\" = 'OR' 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 ('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.

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" = 'OR' 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 ('41524'))
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 WPR15LA261Accident · Minor injuriesLimited investigationFinal reportSchweizer 269C · Forest Grove, ORA partial loss of engine power during cruise flight for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.Sep 18, 2015 · N290R · Substantial damage NTSB WPR15FA205Accident · 2 fatalField investigationFinal reportSchweizer 269C · Newberg, ORThe loss of translation/rotational power between the engine and the transmission due to the severe wear of the forward spline portion of the lower coupling drive shaft. The reason for the severe wear of the forward spline could not be definitively determined…Jul 2, 2015 · N2096W · Destroyed NTSB SEA08LA035Accident · Serious injuriesLimited investigationFinal reportSchweizer 269C · Newberg, ORThe student pilot's inadvertent application of the fuel shut off valve during flight. Contributing to the accident were the locations of the heater and fuel shutoff controls.Nov 21, 2007 · N61480 · Substantial damage NTSB SEA08FA022Accident · 1 fatalField investigationFinal reportHughes 269C · Baker City, ORThe pilot’s failure to maintain main rotor rpm while maneuvering.Nov 8, 2007 · N381MC · Substantial damage NTSB LAX07LA106Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Monmouth, ORThe failure of the main drive belt tension assembly shaft due to high cycle, low stress fatigue.Mar 6, 2007 · N785M · Substantial damage NTSB SEA00FA014Accident · 1 fatalField investigationFinal reportEnstrom F28C · Pendleton, ORFailure to maintain clearance from the runway surface while maneuvering at low altitude, and inadequate remedial action after the tail rotor struck the surface.Nov 2, 1999 · N635H · Destroyed NTSB SEA99FA168Accident · 1 fatalField investigationFinal reportSchweizer 269C · Westport, ORThe pilot's failure to maintain clearance from terrain. Factors include low clouds and visibility and near-night light conditions.Aug 8, 1999 · N383T · Destroyed NTSB SEA99LA048Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Pendleton, ORA loss of power due to water contamination of the fuel. Factors include the inability of the helicopter to perform a successful autorotation immediately after takeoff.Apr 7, 1999 · N51770 · Substantial damage NTSB SEA98FA055Accident · No injuriesField investigationFinal reportEnstrom F28F · Baker, ORFatigue failure of the steel tubing pylon structure. Factors include inadequate inspection by maintenance personnel of damage after a previous accident.Mar 30, 1998 · N171HH · Substantial damage NTSB SEA98LA021Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · John Day, ORa loss of engine power for undetermined reasons.Dec 6, 1997 · N171HH · Substantial damage NTSB SEA94LA153Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Hillsboro, ORThe improper servicing of the skid shock struts.Jun 21, 1994 · N7506A · Substantial damage NTSB SEA91LA044Accident · No injuriesLimited investigationFinal reportSchweizer Hughes 269C · Princeton, ORThe pilot's attempt to hover out of ground effect at a density altitude and gross weight in tailwind weather conditions that exceeded the aircraft performance limits. Factors relating to the accident were the high density altitude and tailwind weather…Jan 19, 1991 · N75070 · Substantial damage NTSB SEA90LA016Accident · 1 fatalLimited investigationFinal reportHughes 269C · Estacada, ORThe pilot misjudged clearance between her external load and the obstruction. Factors related to the accident were: the obstruction, improper maintenance and modification of the external load line/hook by the operator, failure of the pilot to jettison the…Nov 15, 1989 · N9592F · Destroyed NTSB SEA89LA052Accident · Minor injuriesLimited investigationFinal reportSchweizer 269C · Forrest Grove, ORThe pilot's misjudgment of his altitude and clearance while attempting to sling-load a trailer.Mar 3, 1989 · N7505Y · Substantial damage 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 damage NTSB SEA84LA021Accident · Minor injuriesLimited investigationFinal reportEnstrom F28F · Hillsboro, ORThe acft did a hard landing during autorotation after the engine ran rough and quit at 250 ft AGL during takeoff. The pilot had leaned the mixture, he said, prior to takeoff and he was not sure if he pushed the mixture to full rich when the engine started to…Nov 15, 1983 · N8622U · Substantial damage NTSB SEA81FYM07Accident · No injuriesClosedHughes 269C · Pilot Rock, ORAug 31, 1980 · N9643F · Substantial damage NTSB SEA73FYC08Accident · Serious injuriesClosedHughes 269A · Portland, ORSep 9, 1972 · N8752F · Destroyed NTSB SEA67A0010Accident · Minor injuriesClosedHughes 269B · Eaverton, ORAug 7, 1966 · N9427F · Substantial damage