NTSB investigations: Lycoming HI0-360 series, CO

5 cases on aircraft whose registry engine model is Lycoming HI0-360 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

19892026
NTSB investigations: Lycoming HI0-360 series, CO per year, 1989–2026: 5 cases
19891
19961
19991
20061
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\" = 'CO' 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 ('41553'))
  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 CEN15FA126Accident · 2 fatalField investigationFinal reportEnstrom 280FX · Erie, COAn in-flight failure of the helicopter's #2 main rotor spindle due to undetected fatigue cracking, which resulted in an in-flight breakup. Contributing to failure were the nonconforming thread root radius of the spindle and the manufacturer's failure to…Jan 26, 2015 · N86235 · DestroyedNTSB DEN06CA048Accident · No injuriesData collectionFinal reportEnstrom 280F · Peetz, COThe pilot's failure to maintain aircraft control while maneuvering resulting in an impact with terrain. Contributing factors were the gusty winds, downdrafts, and box canyon.Mar 15, 2006 · N811Z · Substantial damageNTSB DEN99LA173Accident · No injuriesLimited investigationFinal reportEnstrom 280C · Longmont, COAn inaccurate touchdown during a full autorotation, which resulted in main rotor flex which cut off the tail boom. Factors were the pilot's lack of total experience in helicopters and high density altitude.Sep 30, 1999 · N84DH · Substantial damageNTSB FTW96LA291Accident · No injuriesLimited investigationFinal reportEnstrom 280C · Castle Rock, COTotal failure of the magneto. A factor was the pilot operating the helicopter with a known deficiency.Jul 3, 1996 · N51763 · Substantial damageNTSB DEN89LA120Accident · Minor injuriesLimited investigationFinal reportEnstrom 280C · Colorado Spgs, COInadequate compensation for the wind conditions by the pilot. The high density altitude and wind conditions were contributing factors.May 17, 1989 · N624H · Substantial damage