NTSB investigations: Lycoming 0-320 series, OK

8 cases on aircraft whose registry engine model is Lycoming 0-320 series, where the first occurrence was “Loss of control - on ground/water”. 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

19822026

NTSB investigations: Lycoming 0-320 series, OK per year, 1982–2026: 8 cases
1982	1
1983	1
1985	1
1987	1
1994	1
2001	2
2007	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" = 'OK' 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" = 260)) 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\" = 'OK' 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\" = 260))
  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" = 'OK' 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" = 260))
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 DFW07CA115Accident · No injuriesData collectionFinal reportCessna 172P · Harrah, OKThe pilot's failure to compensate for the existing wind conditons while landing. A factor was the crosswind.May 16, 2007 · N62960 · Substantial damage NTSB FTW01LA197Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Ardmore, OKthe student pilot's failure to maintain directional control during takeoff roll.Aug 24, 2001 · N81833 · Substantial damage NTSB FTW01LA161Accident · No injuriesLimited investigationFinal reportCessna 172 · Kingston, OKthe pilot's failure to maintain directional control during the takeoff roll, which required his evasive maneuver and resulted in a stall.Jul 10, 2001 · N1581V · Substantial damage NTSB FTW94LA129Accident · No injuriesLimited investigationFinal reportCessna 172P · Tulsa, OKThe pilot's failure to compensate for wind conditions. A factor was the gusting cross wind.Apr 15, 1994 · N63456 · Substantial damage NTSB FTW87LA145Accident · No injuriesLimited investigationFinal reportCessna 172 · Yukon, OKOn touchdown the aircraft started to drift to the left. The pilot applied right rudder and lost directional control of the aircraft. The aircraft's right wing contacted the runway and the aircraft nosed over.Jun 14, 1987 · N13618 · Substantial damage NTSB FTW85LA175Accident · No injuriesLimited investigationFinal reportPiper PA-28-181 · Carney, OKPlt attempted to abort takeoff from grass strip mowed in pasture. Plt lost control and acft received substantial damage when it ran off rwy and collided with dirt bank rwy estimated to be between 1,000 ft to 1200 ft long.Apr 6, 1985 · N8052T · Substantial damage NTSB FTW83LA265Accident · No injuriesLimited investigationFinal reportPiper PA-22-150 · Tulsa, OKThe acft veered off the rwy & nosed over. The plt stated he had purchased the acft to start taking plt lessons to securehis license which had been revoked 10/3/79.Jun 4, 1983 · N2637P · Substantial damage NTSB FTW82DA070Accident · No injuriesFinal reportCessna 172 · Hennessey, OKThe pilot reported that he encountered a gust of wind as he was flaring with full flaps about two feet above the strip. He stated that the right wing was blown down (the tail moved to the left) and the right wing collided with a fence beside the airstrip. The…Feb 24, 1982 · N79325 · Destroyed