NTSB investigations: Hughes 269B, OH

11 cases on aircraft the registry lists as Hughes 269B. 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

19682026

NTSB investigations: Hughes 269B, OH per year, 1968–2026: 11 cases
1968	2
1973	2
1978	2
1979	2
1982	1
1997	1
2006	1

Where

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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" = 'OH' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502')) 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\" = 'OH' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502'))
  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" = 'OH' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502'))
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 CHI06LA124Accident · No injuriesLimited investigationFinal reportHughes 269B · Sullivan, OHFatigue failure of the fuselage-to-tail boom cluster fitting, and the secondary failure of the tail rotor drive shaft. An additional cause was the incomplete compliance with an applicable Airworthiness Directive. A factor was the ditch.May 3, 2006 · N9471F · Substantial damage NTSB NYC98LA025Accident · No injuriesLimited investigationFinal reportHughes 269B · Cleveland, OHthe pilot's failure to recover from settling-with-power. Factors relating to the accident were: the pilot's downwind approach and low airspeed.Oct 31, 1997 · N2273W · Substantial damage NTSB CHI82DA327Accident · No injuriesFinal reportHughes 269B · Medina, OHThe pilot stated that shortly after takeoff, at about 800 feet AGL he felt a violent vibration lasting for 2 or 3 seconds. He reentered the downwind leg to the airport and experienced the vibration again. The aircraft then entered an uncontrollable spiral to…Aug 28, 1982 · N9307F · Destroyed NTSB CHI79FEK24Accident · No injuriesClosedHughes 269B · New Knoxville, OHSep 27, 1979 · N62402 · Substantial damage NTSB CHI79FEK16Accident · No injuriesClosedHughes 269B · Findlay, OHJun 24, 1979 · N9439F · Destroyed NTSB CHI78DEG13Accident · No injuriesClosedHughes 269B · Tipp City, OHJun 28, 1978 · N9439F · Substantial damage NTSB CHI78FEK20Accident · Minor injuriesClosedHughes 269B · Mechanicsburg, OHMay 24, 1978 · N9336F · Destroyed NTSB CHI74AC037Accident · 2 fatalClosedHughes 269B · Springfield, OHOct 16, 1973 · N9342F · Destroyed NTSB CHI73AC077Accident · No injuriesClosedHughes 269A · Moraine, OHMar 22, 1973 · N9541F · Substantial damage NTSB CHI69F0003Accident · Serious injuriesClosedHughes 269B · Dayton, OHMay 21, 1968 · N9479F · Destroyed NTSB CHI68A0077Accident · Serious injuriesClosedHughes 269B · Sinking Spgs, OHFeb 27, 1968 · N9406F · Destroyed