NTSB investigations: Franklin 6V 350 series, 1974
8 cases on aircraft whose registry engine model is Franklin 6V 350 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.
Cases per year
| 1964 | 3 |
|---|---|
| 1965 | 1 |
| 1966 | 3 |
| 1967 | 4 |
| 1968 | 6 |
| 1969 | 5 |
| 1970 | 8 |
| 1971 | 9 |
| 1972 | 10 |
| 1973 | 12 |
| 1974 | 8 |
| 1975 | 8 |
| 1976 | 7 |
| 1977 | 4 |
| 1978 | 9 |
| 1979 | 3 |
| 1980 | 1 |
| 1982 | 6 |
| 1984 | 2 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 4 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 1 |
| 1992 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1996 | 1 |
| 1997 | 4 |
| 1999 | 1 |
| 2001 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 2 |
| 2006 | 1 |
| 2007 | 4 |
| 2008 | 1 |
| 2009 | 2 |
| 2010 | 3 |
| 2011 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2021 | 2 |
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\") = 1974
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27043'))
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") = 1974
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27043'))
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 OAK75DVA38Accident · No injuriesClosedHiller Acft UH-12C · Kettlmn Cty, CANTSB FTW75DRG44Accident · No injuriesClosedMaule M5220C · Austin, TXNTSB OAK75DXQ25Accident · No injuriesClosedMaule M4220C · Reno, NVNTSB ANC75DAG23Accident · No injuriesClosedMaule M4220C · Dillingham, AKNTSB DEN74FTE82Accident · Minor injuriesClosedMaule M4220C · Dove Creek, CONTSB DEN74DTE72Accident · No injuriesClosedMaule M4 · Boulder, CONTSB MIA74DKG74Accident · No injuriesClosedBell 47G · Blue Ridge, GANTSB MKC74DCJ29Accident · No injuriesClosedMaule M4220C · Lincoln, NE