NTSB investigations: Lycoming 0-320 series, IL

7 cases on aircraft whose registry engine model is Lycoming 0-320 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19832026

NTSB investigations: Lycoming 0-320 series, IL per year, 1983–2026: 7 cases
1983	1
1997	1
1998	1
1999	1
2001	2
2003	1

Where

Open the map

Latest cases

Query with SQL

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" = 'IL' 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 ('41508') 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

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\" = 'IL' 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 ('41508')
      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.

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" = 'IL' 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 ('41508')
    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

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB CHI03FA150Accident · Serious injuriesField investigationFinal reportCessna 172M · West Chicago, ILThe abrupt pull-up initiated by the pilot during takeoff before airspeed was attained resulting in a stall. Factors contributing to the accident were the pilot's failure to maintain directional control of the airplane on takeoff and the crosswind.Jun 7, 2003 · N13474 · Destroyed NTSB CHI01FA234Accident · 3 fatalField investigationFinal reportCessna 177 · Benton, ILThe pilot's failure to maintain adequate airspeed, resulting in a stall.Jul 22, 2001 · N235LA · Destroyed NTSB CHI01LA133Accident · No injuriesLimited investigationFinal reportCessna 172M · West Chicago, ILThe inadequate compensation for the crosswind by the student pilot. Additional factors included the student pilot's lack of total flight time, the runway sign and the crosswind.May 9, 2001 · N13474 · Substantial damage NTSB CHI99FA293Accident · 2 fatalField investigationFinal reportHudson Avenger · Lansing, ILthe weight and balance exceeded by the owner/builder. The inadequate preflight planning/preparation by the owner/builder.Aug 15, 1999 · N4088X · Destroyed NTSB CHI99LA028Accident · No injuriesLimited investigationFinal reportCessna 172I · Jacksonville, ILthe student pilot's failure to maintain directional control of the airplane. Factors associated with the accident were the student's lack of experience and the road which the airplane contacted.Nov 13, 1998 · N35302 · Substantial damage NTSB CHI98LA005Accident · No injuriesLimited investigationFinal reportCessna 172N · Sandwich, ILthe pilot's inability to maintain flying airspeed resulting in an inadvertent stall/mush. A factor contributing to this accident was the wind gust.Oct 5, 1997 · N73899 · Substantial damage NTSB CHI83LA191Accident · No injuriesLimited investigationFinal reportBeech BE-19-180 · Champaign, ILThe acft drifted across the runway in a crosswind and collided with a runway light. The student pilot had taken off on runway 22 for his first solo flight. The tower changed runways according to the pilot and made 04 the active. The wind was 150 degrees at 8…Apr 22, 1983 · N5101R · Substantial damage