NTSB investigations: Franklin 6V 350 series, CA

24 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

19642026
NTSB investigations: Franklin 6V 350 series, CA per year, 1964–2026: 24 cases
19642
19661
19671
19682
19691
19705
19722
19733
19741
19752
19761
19841
19931
19971

Latest 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\" = 'CA' 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 ('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.

NTSB LAX97LA211Accident · Serious injuriesLimited investigationFinal reportMaule M-4-220C · Gualala, CAcontinued VFR flight by the pilot into instrument meteorological conditions (IMC), and his failure to maintain sufficient altitude/clearance from tall trees. The weather conditions (low ceiling and fog) were related factors.Jun 14, 1997 · N40654 · DestroyedNTSB LAX93FA272Accident · 1 fatalField investigationFinal reportBell 47G2-M · S. Sn Francisco, CAThe pilot's inadequate preflight planning/preparation which resulted in flight into high winds, turbulence and windshear.Jul 2, 1993 · N2473B · DestroyedNTSB LAX84LA271Accident · No injuriesLimited investigationFinal reportMaule M-4-220C · Vacaville, CAThe flight was conducted for a sales demonstration. Both occupants were pilots. Two landings were performed by the acft owner. The third landing was performed by the prospective buyer and during touchdown the acft bounced. The owner applied power to recover.…Apr 28, 1984 · N40329 · Substantial damageNTSB LAX77DVA06Accident · No injuriesClosedCessna 175 · Lost Hills, CAOct 11, 1976 · N7409M · Substantial damageNTSB LAX75DUG34Accident · No injuriesClosedMaule M4220C · Chiraco Summit, CAFeb 14, 1975 · N40654 · Substantial damageNTSB LAX75FUQ21Accident · No injuriesClosedM-Saulnier MS894A · Inyokern, CAJan 25, 1975 · N43BF · Substantial damageNTSB OAK75DVA38Accident · No injuriesClosedHiller Acft UH-12C · Kettlmn Cty, CADec 31, 1974 · N4785C · DestroyedNTSB OAK73FVM40Accident · Minor injuriesClosedHiller Acft UH-12C · Salinas, CAJun 28, 1973 · N9734C · DestroyedNTSB LAX73FUQ35Accident · No injuriesClosedBell 47G · San Frnando, CAMay 23, 1973 · N2473B · Substantial damageNTSB LAX73FUM18Accident · No injuriesClosedMaule M-4 · Santee, CAFeb 5, 1973 · N2032U · Substantial damageNTSB OAK73FVD14Accident · 1 fatalClosedHiller Acft UH-12C · Brentwood, CASep 12, 1972 · N9734C · Minor damageNTSB OAK72DVA05Accident · No injuriesClosedMaule M-4 · Lone Pine, CAJul 9, 1972 · N40319 · Substantial damageNTSB OAK71DVA46Accident · No injuriesClosedHiller Acft UH-12C · Fresno, CADec 16, 1970 · N5315V · Substantial damageNTSB LAX71FUA38Accident · No injuriesClosedSiai-Marche 20522R · Hntngtn Bch, CADec 16, 1970 · N992WA · Substantial damageNTSB LAX71DVA47Accident · No injuriesClosedSiai-Marche S-205 · Bakersfield, CADec 5, 1970 · N970WA · Substantial damageNTSB OAK71DVA41Accident · No injuriesClosedMaule M4-220 · Visalia, CANov 22, 1970 · N2047U · Substantial damageNTSB OAK71AP010Accident · 1 fatalClosedMaule M4-220 · San Ardo, CAAug 22, 1970 · N2002U · DestroyedNTSB OAK70D0122Accident · No injuriesClosedHiller Acft UH-12B · Watsonville, CASep 11, 1969 · N4785C · Substantial damageNTSB LAX69F0076Accident · No injuriesClosedSiai-Marche S205 · Santee, CAAug 8, 1968 · N970WA · Substantial damageNTSB OAK68D0315Accident · No injuriesClosedMaule M-4 · San Ardo, CAFeb 25, 1968 · N2002U · Substantial damageNTSB LAX68A0010Accident · Serious injuriesClosedBell 47H-1 · San Brndino, CAJul 20, 1967 · N1211 · Substantial damageNTSB LAX66A0083Accident · Minor injuriesClosedBell 47G · Santa Susana, CAMay 6, 1966 · N2473B · Substantial damageNTSB UNK64X2162Accident · No injuriesClosedCessna 172 · Sunset Beach, CAJun 7, 1964 · N3859S · Substantial damageNTSB UNK64X0705Accident · No injuriesClosedHiller UH12C · Chatsworth, CAFeb 27, 1964 · N5315V · Substantial damage