NTSB investigations: Lycoming IO-540 series, 2004, MI

5 cases on aircraft whose registry engine model is Lycoming IO-540 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

19652026
NTSB investigations: Lycoming IO-540 series, 2004, MI per year, 1965–2026: 28 cases
19651
19721
19771
19821
19831
19843
19851
19862
19902
19991
20001
20045
20062
20071
20191
20201
20212
20241

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 year(c.\"eventDate\") = 2004
    AND c.\"eventStateOrRegion\" = 'MI' 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 ('41530', '41585'))
  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 CHI05FA049Accident · 5 fatalField investigationFinal reportPiper PA-23-250 · Ironwood, MIFatigue fracture of an engine cylinder resulting in a loss of power on the left engine. Additional causes were the pilot's failure to maintain minimum control airspeed (Vmc), the resulting loss of aircraft control, and an inadvertent stall/spin. Contributing…Dec 28, 2004 · N5398M · Substantial damageNTSB CHI05FA024Accident · Serious injuriesField investigationFinal reportPiper PA-23-250 · Detroit, MIThe pilot's failure to feather the propeller and to maintain control of the airplane following the loss of engine power which resulted from undetermined reasons. Factors associated with the accident were the power lines and the house that the airplane…Nov 8, 2004 · N63887 · DestroyedNTSB CHI04LA232Accident · No injuriesLimited investigationFinal reportCessna 182S · Eastport, MIThe pilot misjudging the landing flare resulting in the hard landing and his unsuccessful remedial action following the bounced landing.Aug 15, 2004 · N537CR · Substantial damageNTSB CHI04LA199Accident · No injuriesLimited investigationFinal reportRockwell 114 · Grand Rapids, MIThe right main landing gear failed as a result of the fatigue fracture due to the casting defect (inclusion) during the manufacture process.Jul 29, 2004 · N114TS · Substantial damageNTSB CHI04CA159Accident · Serious injuriesData collectionFinal reportBracken CB540 · Lapeer, MIThe pilot's loss of control due to an undetermined flight control system malfunction. Contributing factors to the accident were the wires and trees.Jun 19, 2004 · N5439N · Destroyed