NTSB investigations: Franklin 6A4165 series, 2020
7 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\") = 2020
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") = 2020
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 WPR21LA064Accident · No injuriesClass 3 · LimitedFinal reportStinson 108-3 · El Monte, CAA loss of directional control during the landing roll due to an undetermined failure of the tailwheel assembly.NTSB ERA20LA320Accident · Minor injuriesClass 3 · LimitedFinal reportStinson 108 · Newport, PAA total loss of engine power during cruise flight due to a disconnected carburetor mixture control cable which allowed the carburetor mixture lever to migrate to the cut-off position during flight.NTSB CEN20LA377Accident · No injuriesClass 3 · LimitedFinal reportStinson 108-3 · Coleman, MIThe pilot’s improper installation of the generator drive gear, which resulted in a total loss of engine power.NTSB CEN20LA345Accident · No injuriesClass 3 · LimitedFinal reportStinson 108 · Glenwood Springs, COThe pilot’s loss of directional control upon landing due to a sheared tailwheel locking pin.NTSB WPR20CA236Accident · No injuriesClass 4 · Data collectionFinal reportStinson 108 · Farewell Lakes, AKThe pilot's delayed decision to abort the takeoff roll, which resulted in a runway overrun and airplane nose over.NTSB ANC20CA063Accident · No injuriesClass 4 · Data collectionFinal reportStinson 108 · Nikolai, AKThe pilot's improper decision to depart from an unsuitable off-airport surface which resulted in a departure area excursion and impact with trees.NTSB CEN20CA204Accident · No injuriesClass 4 · Data collectionFinal reportStinson 108 · Denver, COThe pilot’s failure to maintain directional control while landing during variable wind conditions.