NTSB investigations: Lycoming R680E series, AZ

7 cases on aircraft whose registry engine model is Lycoming R680E 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19662026

NTSB investigations: Lycoming R680E series, AZ per year, 1966–2026: 7 cases
1966	1
1967	1
1968	1
1973	1
1981	1
1999	1
2009	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" = 'AZ' 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 ('41545')) 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\" = 'AZ' 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 ('41545'))
  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" = 'AZ' 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 ('41545'))
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 WPR09LA384Accident · 1 fatalLimited investigationFinal reportBoeing E75 · Happy Jack, AZThe pilot's failure to maintain airspeed while maneuvering which resulted in an inadvertent stall/spin. Contributing to the accident was the high density altitude.Aug 4, 2009 · N5195N · Substantial damage NTSB LAX99LA126Accident · No injuriesLimited investigationFinal reportBoeing Stearman A75N1 · Mesa, AZThe pilot's inadequate compensation for the gusty and variable crosswind condition, which led to a loss of directional control and an inadvertent ground loop.Mar 20, 1999 · N52558 · Substantial damage NTSB LAX81FUJ39Accident · Minor injuriesClosedBoeing A75N1 · Phoenix, AZMar 8, 1981 · N69654 · Substantial damage NTSB LAX74DUJ10Accident · No injuriesClosedTravel Air 4000 · Tollison, AZJul 26, 1973 · N359M · Destroyed NTSB LAX68F0353Accident · Serious injuriesClosedTravel Air 4000 · Glendale, AZMar 2, 1968 · N4421 · Substantial damage NTSB LAX68D0128Accident · No injuriesClosedTravel Air 4000 · Phoenix, AZSep 4, 1967 · N4910 · Substantial damage NTSB LAX67D0036Accident · No injuriesClosedGrumman G-44A · Havasu City, AZJul 3, 1966 · N7775C · Substantial damage