NTSB investigations: Franklin 6A4165 series, 1999
6 cases on aircraft whose registry engine model is Franklin 6A4165 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 | 27 |
|---|---|
| 1965 | 20 |
| 1966 | 22 |
| 1967 | 16 |
| 1968 | 20 |
| 1969 | 16 |
| 1970 | 14 |
| 1971 | 16 |
| 1972 | 14 |
| 1973 | 12 |
| 1974 | 7 |
| 1975 | 11 |
| 1976 | 13 |
| 1977 | 12 |
| 1978 | 18 |
| 1979 | 6 |
| 1980 | 6 |
| 1981 | 1 |
| 1982 | 8 |
| 1983 | 3 |
| 1984 | 11 |
| 1985 | 3 |
| 1986 | 7 |
| 1987 | 4 |
| 1988 | 4 |
| 1989 | 5 |
| 1990 | 7 |
| 1991 | 3 |
| 1992 | 3 |
| 1993 | 4 |
| 1994 | 4 |
| 1995 | 7 |
| 1996 | 9 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 6 |
| 2000 | 7 |
| 2001 | 8 |
| 2002 | 5 |
| 2003 | 6 |
| 2004 | 4 |
| 2006 | 2 |
| 2007 | 3 |
| 2008 | 4 |
| 2009 | 4 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 4 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 7 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 3 |
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\") = 1999
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27025'))
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") = 1999
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27025'))
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 LAX00LA008Accident · Minor injuriesLimited investigationFinal reportStinson 108-3 · Yuma, AZThe pilot's inadequate compensation for the existing crosswind conditions.NTSB SEA99LA162Accident · No injuriesLimited investigationFinal reportStinson 108-2 · Burley, IDThe pilot's failure to maintain directional control during the landing roll. Factors include a taxiway marking sign located adjacent to the runway.NTSB CHI99LA294Accident · No injuriesLimited investigationFinal reportStinson 108-3 · Johnson Creek, WIthe pilot's failure to maintain directional control of the airplane.NTSB ANC99LA060Accident · Serious injuriesLimited investigationFinal reportAeronca 15AC · Pedro Bay, AKA separation of the number 3 engine cylinder head assembly, and a burned through fuel line.NTSB ANC99LA046Accident · Serious injuriesLimited investigationFinal reportStinson 108-2 · Kenai, AKThe pilot's inadequate compensation for wind conditions. A factor associated with the accident was high winds.NTSB NYC99LA065Accident · No injuriesLimited investigationFinal reportStinson 108-3 · Bristol, CTThe partial loss of power due to the failure of a fatigued connecting rod bolt.