NTSB investigations: Lycoming HIO-360 series, MT

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

19782026
NTSB investigations: Lycoming HIO-360 series, MT per year, 1978–2026: 8 cases
19781
20021
20052
20071
20121
20131
20151

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 c.\"eventStateOrRegion\" = 'MT' 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.

NTSB WPR15CA128Accident · No injuriesData collectionFinal reportEnstrom F28 - C · Shelby, MTThe pilot's failure to maintain main rotor RPM during a low altitude operation, which resulted in a loss of aircraft control and collision with terrain.Mar 14, 2015 · N5688N · Substantial damageNTSB WPR13CA253Accident · No injuriesData collectionFinal reportSchweizer 300C · Hamilton, MTThe student pilot’s failure to maintain helicopter control during a practice autorotation and the flight instructor's delayed remedial action.May 1, 2013 · N322MH · Substantial damageNTSB WPR12LA111Accident · No injuriesLimited investigationFinal reportEnstrom F28 · Kalispell, MTA total loss of engine power for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.Feb 20, 2012 · N51727 · Substantial damageNTSB SEA07CA220Accident · No injuriesData collectionFinal reportHughes 269C · Three Forks, MTThe student pilot's failure to maintain control of the aircraft during autorotation. The flight instructor's inadequate supervision was a factor.Jul 30, 2007 · N428MS · Substantial damageNTSB SEA05CA149Accident · Minor injuriesData collectionFinal reportHughes 269A · Laurel, MTthe pilot's failure to maintain rotor rpm while executing a pinnacle approach, which resulted in a loss of control and collision with terrain.Jul 21, 2005 · N801CP · Substantial damageNTSB SEA05CA083Accident · No injuriesData collectionFinal reportHughes 269A · Whitefish, MTThe student pilot's failure to maintain control of the helicopter while hovering resulting in an in-flight collision with terrain. Gusting winds and the student pilot's inadequate compensation for the wind conditions were contributing factors.Apr 17, 2005 · N7054C · Substantial damageNTSB SEA02LA075Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Hot Springs, MTThe pilot's failure to adequately compensate for unfavorable wind conditions. Factors include unfavorable/shifting winds, and a tailwind gust.Apr 20, 2002 · N51769 · Substantial damageNTSB SEA78FTI16Accident · No injuriesClosedEnstrom F-28C · Haugan, MTMay 20, 1978 · N643H · Substantial damage