Fatal NTSB investigations: Lycoming 0-540 series, IN

6 cases on aircraft whose registry engine model is Lycoming 0-540 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

19762026
Fatal NTSB investigations: Lycoming 0-540 series, IN per year, 1976–2026: 6 cases
19761
19881
19981
20071
20101
20181

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\" = 'IN' AND c.\"eventCountry\" = 'USA'
    AND c.\"highestInjuryLevel\" = 'Fatal'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532'))
  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 CEN19FA044Accident · 1 fatalField investigationFinal reportPiper PA24 · Valparaiso, INThe pilot's failure to maintain adequate airspeed during the initial climb after takeoff, which resulted in an exceedance of the airplane's critical angle of attack and a subsequent aerodynamic stall and spin.Dec 13, 2018 · N6785P · DestroyedNTSB CEN10LA216Accident · 1 fatalLimited investigationFinal reportPiper PA-24-250 · Madison, INThe pilot’s failure to maintain control of the airplane. Contributing to the accident was the pilot’s decision to conduct the flight with known physiological impairment and his use of unapproved sedating medication, both of which likely impaired his ability…Apr 19, 2010 · N5425P · DestroyedNTSB CHI07FA114Accident · 2 fatalField investigationFinal reportRobinson Helicopter R44 II · Bass Lake, INThe pilot's failure to maintain a proper approach glidepath, which resulted in a settling-with-power flight condition. Contributing to the accident was the dark night light condition.Apr 23, 2007 · N382BT · Substantial damageNTSB CHI98LA102Accident · 1 fatalLimited investigationFinal reportPiper PA-32-260 · Mc Cordsville, INThe pilot's failure to maintain airspeed and control of the airplane. Factors were his self-induced pressure.Mar 12, 1998 · N55059 · Substantial damageNTSB CHI88DEX01Accident · 1 fatalFinal reportPiper PA-24-250 · Salem, INN6478P crashed during a forced landing near the Salem, IN, airport. The aircraft had experienced an engine failure due to failure of the number 5 connecting rod cap bolt. The aircraft struck a tree during the approach and crashed 100 yards north of the runway.Jan 5, 1988 · N6487P · DestroyedNTSB CHI76AC077Accident · 5 fatalClosedPiper PA-28 · Columbus, INJul 5, 1976 · N7915N · 2 aircraft · Destroyed