NTSB investigations: Franklin 6A4150 series, MI
17 cases on aircraft whose registry engine model is Franklin 6A4150 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 | 2 |
|---|---|
| 1965 | 1 |
| 1966 | 2 |
| 1967 | 1 |
| 1968 | 1 |
| 1969 | 1 |
| 1970 | 2 |
| 1972 | 1 |
| 1975 | 1 |
| 1978 | 2 |
| 1998 | 1 |
| 2002 | 1 |
| 2003 | 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 c.\"eventStateOrRegion\" = 'MI' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27024'))
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 c."eventStateOrRegion" = 'MI' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27024'))
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 CHI03LA145Accident · No injuriesLimited investigationFinal reportStinson 108-1 · Jenison, MIThe pilot not maintaining directional control of the airplane during landing. A factor to the accident was the overload of the right main landing gear.NTSB CHI03LA037Accident · 1 fatalLimited investigationFinal reportStinson 108-1 · Frankenmuth, MIThe pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall.NTSB CHI98LA132Accident · No injuriesLimited investigationFinal reportStinson 108-1 · Tecumseh, MIThe pilot's inadequate compensation for wind conditions, and his failure to maintain directional control. A contributing factors were wind gusts and crosswind.NTSB CHI78FEM27Accident · No injuriesClosedStinson 108-1 · Lake Ann, MINTSB CHI78FEC24Accident · No injuriesClosedStinson 108-1 · Pontiac, MINTSB CHI76AC015Accident · 1 fatalClosedBellanca 14-13 · Alma, MINTSB CHI72DEM71Accident · No injuriesClosedStinson 108-1 · Traverse Cty, MINTSB CHI70FDW17Accident · No injuriesClosedStinson 108-1 · Hudson, MINTSB CHI70FBM05Accident · No injuriesClosedStinson 108-1 · Dowagiac, MINTSB CHI69F0671Accident · No injuriesClosedStinson 108 · Vicksburg, MINTSB CHI69D0209Accident · No injuriesClosedStinson 108-1 · Freeland, MINTSB CHI68F0025Accident · No injuriesClosedStinson 108-1 · Lake City, MINTSB CHI67F0077Accident · No injuriesClosedStinson 108 · Ravenna, MINTSB CHI66F0594Accident · No injuriesClosedStinson 108-1 · Sparta, MINTSB CHI66F0329Accident · No injuriesClosedStinson 108-1 · Grand Rapids, MINTSB UNK64X2667Accident · No injuriesClosedStinson 108-1 · Ganges Tnshp, MINTSB UNK64X1434Accident · No injuriesClosedStinson 108 · Greenville, MI