NTSB investigations: Hughes 269B, 1984
6 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.
Cases per year
| 1964 | 14 |
|---|---|
| 1965 | 25 |
| 1966 | 31 |
| 1967 | 20 |
| 1968 | 22 |
| 1969 | 23 |
| 1970 | 25 |
| 1971 | 22 |
| 1972 | 13 |
| 1973 | 14 |
| 1974 | 15 |
| 1975 | 10 |
| 1976 | 11 |
| 1977 | 15 |
| 1978 | 13 |
| 1979 | 12 |
| 1980 | 10 |
| 1981 | 8 |
| 1982 | 7 |
| 1983 | 2 |
| 1984 | 6 |
| 1985 | 2 |
| 1986 | 3 |
| 1987 | 3 |
| 1988 | 4 |
| 1989 | 2 |
| 1990 | 1 |
| 1991 | 5 |
| 1992 | 1 |
| 1993 | 2 |
| 1995 | 4 |
| 1996 | 2 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 1 |
| 2000 | 2 |
| 2001 | 2 |
| 2003 | 2 |
| 2004 | 1 |
| 2006 | 2 |
| 2008 | 2 |
| 2010 | 1 |
| 2011 | 1 |
| 2013 | 1 |
| 2015 | 3 |
| 2016 | 1 |
| 2019 | 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\") = 1984
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 year(c."eventDate") = 1984
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" 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 FTW85FA050Accident · 2 fatalField investigationFinal reportHughes 269B · Clint, TXN9336F, crashed while on a training flt. The certified flt instructor & his student were killed. Investigation revealed that the main drive shaft thrust bearing had failed. A service bulletin dated 1968 mandated replacement of the bearing at 300 hr time in…NTSB LAX84LA455Accident · No injuriesLimited investigationFinal reportHughes 269B · Goleta, CAThe student plt was practicing during solo flt and collided with the ground during an aerial taxi. The student explainedthat after a normal landing he pulled enough collective to make the acft light on the skids and proceeded to taxi along the ground by…NTSB CHI84LA274Accident · No injuriesLimited investigationFinal reportHughes 269B · Eden Prairie, MNThe CFI stated that while practicing a pedal turn the student pilot suddenly applied back cylic causing the tail rotor to contact the ground. The main rotor then contacted the ground and the helicopter rolled over.NTSB LAX84FA371Accident · 2 fatalField investigationFinal reportHughes 269B · Palos Verde Est, CAGnd witnesses obsvd helicopter into normal turn at 500 ft AGL followed by a violent rt turn. During the violent turn the tail rotor assy separated & the main rotor blades coned upwards. The helicopter went into a near vertical descent & crashed. Wreckage exam…NTSB CHI84LA203Accident · No injuriesLimited investigationFinal reportHughes 269B · Toulon, ILThe plt landed the helicopter in a grassy area to talk to a friend. During departure, he flew over a corn field, & at that time, an empty paper/plastic corn seed sack was drawn up into the main rotor & a severe vibration began. He then landed in the field &…NTSB SEA84LA050Accident · Minor injuriesLimited investigationFinal reportHughes 269B · Las Vegas, NVThe plt was on the return portion of a round trip from Las Vegas to mesquite, NV. & back. While cruising at about 500 ft AGL, the eng lost power & he initiated an autorotative landing on downsloping terrain. At about 50 ft AGL, he flared, then the helicopter…