NTSB investigations: Hughes 269C, 1992
7 cases on aircraft the registry lists as Hughes 269C. 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
| 1970 | 1 |
|---|---|
| 1971 | 6 |
| 1972 | 8 |
| 1973 | 6 |
| 1974 | 7 |
| 1975 | 8 |
| 1976 | 7 |
| 1977 | 18 |
| 1978 | 16 |
| 1979 | 11 |
| 1980 | 13 |
| 1981 | 13 |
| 1982 | 8 |
| 1983 | 6 |
| 1984 | 7 |
| 1985 | 14 |
| 1986 | 11 |
| 1987 | 6 |
| 1988 | 12 |
| 1989 | 14 |
| 1990 | 11 |
| 1991 | 8 |
| 1992 | 7 |
| 1993 | 3 |
| 1994 | 6 |
| 1995 | 3 |
| 1996 | 5 |
| 1997 | 2 |
| 1998 | 3 |
| 1999 | 3 |
| 2000 | 8 |
| 2001 | 6 |
| 2002 | 1 |
| 2003 | 7 |
| 2004 | 2 |
| 2005 | 3 |
| 2006 | 1 |
| 2007 | 1 |
| 2009 | 2 |
| 2010 | 1 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2026 | 1 |
Where
Open the mapLatest 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 year(c.\"eventDate\") = 1992
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470504'))
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 year(c."eventDate") = 1992
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 SEA93LA001Accident · No injuriesLimited investigationFinal reportHughes 269C · Hillsboro, ORThe pilot in command's failure to maintain proper altitude during the hover. Factors contributing to the accident were the pilot in command's lack of total experience in rotorcraft and his diversion of attention while hovering.NTSB BFO92FA144Accident · 2 fatalField investigationFinal reportHughes 269C · East Bernstadt, KYInadequate maintenance inspection involving failure to detect wear of the clutch spring assembly, resulting in the uncoupling of engine power to the main transmission.NTSB LAX92LA383Accident · No injuriesLimited investigationFinal reportHughes 269C · Rialto, CAThe pilot/passenger's failure to maintain adequate rotor RPM and the pilot-in-command's inadequate supervision of the flight.NTSB LAX92LA354Accident · No injuriesLimited investigationFinal reportHughes 269C · Corona, CAThe flight instructor's improper supervision of the flight; the dual student pilot's failure to use carburetor heat; and the flight instructor's improper use of the tail rotor pedals. Contributing to this accident was the engine failure due to carburetor…NTSB CHI92LA222Accident · No injuriesLimited investigationFinal reportHughes 269C · Aurora, ILFatigue fracture of the engine crankshaft resulting in loss of power. Factors were the pilot's excessive descent and his lack of total experience.NTSB MIA92T#A02Accident · No injuriesClass 3Final reportHughes 269C · Jacksonville, FLNTSB LAX92FA154Accident · 1 fatalField investigationFinal reportHughes 269C · Hesperia, CAA failure of the student pilot to maintain adequate rotor RPM. Contributing to the accident was a failure of the instructor pilot to adequately supervise the training flight and a delay in correcting a low rotor RPM condition.