# NTSB investigations: Franklin 6V 350 series

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 3 of 4 · 156 cases

## Cases, newest first

- [NTSB OAK73FVM40](https://openairdocs.org/ntsb/OAK73FVM40.md): Hiller Acft UH-12C · Salinas, CA · Accident · Minor injuries · Closed · Jun 28, 1973 · N9734C · Destroyed
- [NTSB NYC73DGM34](https://openairdocs.org/ntsb/NYC73DGM34.md): Great Lakes 2T-1AE · Saltsburg, PA · Accident · No injuries · Closed · Jun 5, 1973 · N305Y · Substantial damage
- [NTSB LAX73FUQ35](https://openairdocs.org/ntsb/LAX73FUQ35.md): Bell 47G · San Frnando, CA · Accident · No injuries · Closed · May 23, 1973 · N2473B · Substantial damage
- [NTSB MIA73FKJ54](https://openairdocs.org/ntsb/MIA73FKJ54.md): Maule M4-220 · Tuskegee, AL · Accident · No injuries · Closed · May 9, 1973 · N9865M · Substantial damage
- [NTSB MIA73DLD59](https://openairdocs.org/ntsb/MIA73DLD59.md): Maule M4220C · Lakeland, FL · Accident · No injuries · Closed · Mar 3, 1973 · N9865M · Substantial damage
- [NTSB FTW73DRG50](https://openairdocs.org/ntsb/FTW73DRG50.md): Bell 47G · Robstown, TX · Accident · No injuries · Closed · Feb 10, 1973 · N3740G · Substantial damage
- [NTSB LAX73FUM18](https://openairdocs.org/ntsb/LAX73FUM18.md): Maule M-4 · Santee, CA · Accident · No injuries · Closed · Feb 5, 1973 · N2032U · Substantial damage
- [NTSB OAK73FVD14](https://openairdocs.org/ntsb/OAK73FVD14.md): Hiller Acft UH-12C · Brentwood, CA · Accident · 1 fatal · Closed · Sep 12, 1972 · N9734C · Minor damage
- [NTSB DEN73DTC06](https://openairdocs.org/ntsb/DEN73DTC06.md): Maule M4220C · Jackson, WY · Accident · No injuries · Closed · Aug 12, 1972 · N40331 · Substantial damage
- [NTSB OAK72DVA05](https://openairdocs.org/ntsb/OAK72DVA05-201443.md): Maule M-4 · Lone Pine, CA · Accident · No injuries · Closed · Jul 9, 1972 · N40319 · Substantial damage
- [NTSB CHI72FEA46](https://openairdocs.org/ntsb/CHI72FEA46.md): Bell 47D-1 · Haubstadt, IN · Accident · No injuries · Closed · Jun 1, 1972 · N3087G · Destroyed
- [NTSB NYC72FIG23](https://openairdocs.org/ntsb/NYC72FIG23.md): Maule M4220C · Keedysville, MD · Accident · No injuries · Closed · May 17, 1972 · N2034U · Substantial damage
- [NTSB NYC72FNA41](https://openairdocs.org/ntsb/NYC72FNA41.md): Bell 47D · Accord, MA · Accident · Serious injuries · Closed · May 12, 1972 · N177B · Destroyed
- [NTSB ANC72AA043](https://openairdocs.org/ntsb/ANC72AA043.md): Maule M4220C · Cordova, AK · Accident · 2 fatal · Closed · Apr 25, 1972 · N2043U · Destroyed
- [NTSB NYC72FHD32](https://openairdocs.org/ntsb/NYC72FHD32.md): Siai-Marche S20522 · Atlantic City, NJ · Accident · No injuries · Closed · Apr 1, 1972 · N736W · Substantial damage
- [NTSB CHI72DLQ34](https://openairdocs.org/ntsb/CHI72DLQ34.md): Bell 47D1 · Hazard, KY · Accident · No injuries · Closed · Mar 19, 1972 · N929B · Substantial damage
- [NTSB MIA72DLG26](https://openairdocs.org/ntsb/MIA72DLG26.md): Maule M-4 · Mt.Pleasant, SC · Accident · No injuries · Closed · Feb 20, 1972 · N40319 · Substantial damage
- [NTSB ANC72DAG81](https://openairdocs.org/ntsb/ANC72DAG81.md): Maule M-4 · Skwentna, AK · Accident · No injuries · Closed · Dec 5, 1971 · N2028U · Substantial damage
- [NTSB MIA72DKT15](https://openairdocs.org/ntsb/MIA72DKT15.md): Siai-Marche S.205 · W Palm Beach, FL · Accident · No injuries · Closed · Sep 5, 1971 · N993WA · Substantial damage
- [NTSB MKC72DCQ27](https://openairdocs.org/ntsb/MKC72DCQ27.md): Maule M-4 · Newton, KS · Accident · No injuries · Closed · Sep 4, 1971 · N40307 · Substantial damage
- [NTSB SEA72DYC16](https://openairdocs.org/ntsb/SEA72DYC16.md): Maule M-4 · Lagrande, OR · Accident · No injuries · Closed · Aug 18, 1971 · N2077U · Substantial damage
- [NTSB NYC72FNA05](https://openairdocs.org/ntsb/NYC72FNA05.md): Bell 47D · Carver, MA · Accident · No injuries · Closed · Aug 4, 1971 · N177B · Substantial damage
- [NTSB MIA71FKW47](https://openairdocs.org/ntsb/MIA71FKW47.md): Waco S 20522R · Chattanooga, TN · Accident · No injuries · Closed · Apr 18, 1971 · N987WA · Substantial damage
- [NTSB CHI71DEC54](https://openairdocs.org/ntsb/CHI71DEC54.md): Maule 4-220C · Napoleon, MI · Accident · No injuries · Closed · Mar 31, 1971 · N2012U · Substantial damage
- [NTSB MIA71FKT46](https://openairdocs.org/ntsb/MIA71FKT46.md): Bell 47G · Loxahatchee, FL · Accident · No injuries · Closed · Mar 16, 1971 · N10175 · Substantial damage
- [NTSB CHI71FCG27](https://openairdocs.org/ntsb/CHI71FCG27.md): Siai-Marche S205 · N.Lewisburg, OH · Accident · Minor injuries · Closed · Mar 11, 1971 · N950W · Substantial damage
- [NTSB OAK71DVA46](https://openairdocs.org/ntsb/OAK71DVA46.md): Hiller Acft UH-12C · Fresno, CA · Accident · No injuries · Closed · Dec 16, 1970 · N5315V · Substantial damage
- [NTSB LAX71FUA38](https://openairdocs.org/ntsb/LAX71FUA38.md): Siai-Marche 20522R · Hntngtn Bch, CA · Accident · No injuries · Closed · Dec 16, 1970 · N992WA · Substantial damage
- [NTSB LAX71DVA47](https://openairdocs.org/ntsb/LAX71DVA47.md): Siai-Marche S-205 · Bakersfield, CA · Accident · No injuries · Closed · Dec 5, 1970 · N970WA · Substantial damage
- [NTSB OAK71DVA41](https://openairdocs.org/ntsb/OAK71DVA41.md): Maule M4-220 · Visalia, CA · Accident · No injuries · Closed · Nov 22, 1970 · N2047U · Substantial damage
- [NTSB DEN71DQA10](https://openairdocs.org/ntsb/DEN71DQA10.md): Maule M4-220 · Scholle, NM · Accident · No injuries · Closed · Sep 2, 1970 · N2049U · Substantial damage
- [NTSB OAK71AP010](https://openairdocs.org/ntsb/OAK71AP010.md): Maule M4-220 · San Ardo, CA · Accident · 1 fatal · Closed · Aug 22, 1970 · N2002U · Destroyed
- [NTSB MIA71FLD06](https://openairdocs.org/ntsb/MIA71FLD06.md): Maule M-4 · Brandon, FL · Accident · Serious injuries · Closed · Jul 30, 1970 · N9865M · Substantial damage
- [NTSB MIA70DKJ36](https://openairdocs.org/ntsb/MIA70DKJ36.md): Maule M4-220 · Birmingham, AL · Accident · No injuries · Closed · May 19, 1970 · N2018U · Substantial damage
- [NTSB LAX70D0224](https://openairdocs.org/ntsb/LAX70D0224.md): Bell 47D1 · Scottdale, AZ · Accident · No injuries · Closed · Dec 15, 1969 · N7732 · Substantial damage
- [NTSB OAK70D0122](https://openairdocs.org/ntsb/OAK70D0122.md): Hiller Acft UH-12B · Watsonville, CA · Accident · No injuries · Closed · Sep 11, 1969 · N4785C · Substantial damage
- [NTSB LAX70D0059](https://openairdocs.org/ntsb/LAX70D0059.md): Siai-Marche S.205 · Searchlight, NV · Accident · No injuries · Closed · Jul 18, 1969 · N973WA · Substantial damage
- [NTSB MIA70D0009](https://openairdocs.org/ntsb/MIA70D0009.md): Bell 47G · Groveland, FL · Accident · No injuries · Closed · May 4, 1969 · N10175 · Substantial damage
- [NTSB MIA69D0428](https://openairdocs.org/ntsb/MIA69D0428.md): Cessna 172F · Balm, FL · Accident · No injuries · Closed · Mar 16, 1969 · N8438U · Substantial damage
- [NTSB DIA69F0082](https://openairdocs.org/ntsb/DIA69F0082.md): Carson-Bell 47-G · Sandston, VA · Accident · No injuries · Closed · Oct 8, 1968 · N617X · Substantial damage
- [NTSB MIA69F0149](https://openairdocs.org/ntsb/MIA69F0149.md): Bell 47G · Merigold, MS · Accident · 1 fatal · Closed · Sep 2, 1968 · N10175 · Destroyed
- [NTSB LAX69F0076](https://openairdocs.org/ntsb/LAX69F0076.md): Siai-Marche S205 · Santee, CA · Accident · No injuries · Closed · Aug 8, 1968 · N970WA · Substantial damage
- [NTSB ANC69F0006](https://openairdocs.org/ntsb/ANC69F0006.md): Maule M-4 · Wasilla, AK · Accident · No injuries · Closed · Apr 15, 1968 · N9863M · Substantial damage
- [NTSB OAK68D0315](https://openairdocs.org/ntsb/OAK68D0315.md): Maule M-4 · San Ardo, CA · Accident · No injuries · Closed · Feb 25, 1968 · N2002U · Substantial damage
- [NTSB MIA68D0434](https://openairdocs.org/ntsb/MIA68D0434.md): Cessna 172 · Isabela, PR · Accident · Minor injuries · Closed · Feb 23, 1968 · N2670U · Substantial damage
- [NTSB LAX68A0010](https://openairdocs.org/ntsb/LAX68A0010.md): Bell 47H-1 · San Brndino, CA · Accident · Serious injuries · Closed · Jul 20, 1967 · N1211 · Substantial damage
- [NTSB CHI67A0137](https://openairdocs.org/ntsb/CHI67A0137.md): Bell 47G · Joliet, IL · Accident · Serious injuries · Closed · Jun 23, 1967 · N867Z · Destroyed
- [NTSB NYC68A0179](https://openairdocs.org/ntsb/NYC68A0179.md): Bell 47H-1 · Canton, MA · Accident · No injuries · Closed · Jun 15, 1967 · N8010E · Substantial damage
- [NTSB CHI67A0116](https://openairdocs.org/ntsb/CHI67A0116.md): Bell 47G · Greenville, MI · Accident · No injuries · Closed · Apr 11, 1967 · N2469B · Substantial damage
- [NTSB CHI67A0009](https://openairdocs.org/ntsb/CHI67A0009.md): Bell 47G · Greenville, MI · Accident · No injuries · Closed · Jul 22, 1966 · N2469B · Substantial damage

Next page: https://openairdocs.org/ntsb.md?engine=27043&page=4

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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."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
```

This list as a web page: https://openairdocs.org/ntsb?engine=27043&page=3

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