NTSB investigations: Lycoming HI0-360 series

8 cases on aircraft whose registry engine model is Lycoming HI0-360 series, where the first occurrence was “Loss of control - in flight”. 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

19822026
NTSB investigations: Lycoming HI0-360 series per year, 1982–2026: 8 cases
19821
19831
19861
19941
19971
20041
20051
20061

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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41553')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 250))
  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 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 IAD05LA122Accident · Serious injuriesLimited investigationFinal reportEnstrom 280C · Saulsville, WVThe pilot's inadequate remedial action following a loss of control during the landing approach.Aug 12, 2005 · N5691B · Substantial damageNTSB IAD05CA027Accident · Minor injuriesData collectionFinal reportEnstrom 280C · Pedricktown, NJThe pilot's failure to maintain control of the helicopter during the takeoff and his failure to flare during the autorotation.Dec 30, 2004 · N175BM · Substantial damageNTSB IAD97GA049Accident · Serious injuriesFinal reportEnstrom 280C · Lucasville, OHThe pilot in command failure to maintain rotor rpm.Feb 19, 1997 · N51662 · Substantial damageNTSB LAX94LA239Accident · No injuriesLimited investigationFinal reportEnstrom 280C · California City, CAthe pilot's inadequate compensation for the gusty wind conditions and his subsequent failure to maintain control of the helicopter.Jun 5, 1994 · N123MT · Substantial damageNTSB NYC86LA107Accident · No injuriesLimited investigationFinal reportEnstrom F-280C · Ridgefield, NJSeconds after an over-water takeoff from a shoreline helipad the acft impacted the water and sank. The pilot and pax escaped from the submerged acft and were not injured. The pilot claimed that he had a split needle in which the rotor RPM deteriorated. The…Apr 18, 1986 · N51721 · Substantial damageNTSB LAX83LA134Accident · Minor injuriesLimited investigationFinal reportEnstrom F280C · Concord, CAThe helicopter collided with a tree during a landing after a decay in rotor RPM during takeoff. According to the pilot the acft was facing southeast prior to departure and the pilot estimated that the wind was from the northwest at 8 KTS. Following a pedal…Mar 11, 1983 · N5691H · Substantial damageNTSB DEN82DTM08Accident · No injuriesFinal reportEnstrom 280C · Midway, UTThe aircraft crashed while being moved about 150 ft from the parking area to a storage building. There was about 2 1/2 ft of fresh snow on the ground. The snow had been cleared from the parking area in front of the storage building. However, a snow cat had…Jan 2, 1982 · N51735 · Destroyed