# NTSB investigations: Lycoming VO-435 series, 1974

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.

## Latest cases

- [NTSB FTW75FRG48](https://openairdocs.org/ntsb/FTW75FRG48.md): Bell 47GB31 · Freer, TX · Accident · Serious injuries · Closed · Dec 5, 1974 · N8505F · Substantial damage
- [NTSB SEA75AS022](https://openairdocs.org/ntsb/SEA75AS022.md): Bell 47G-2 · Kingston, WA · Accident · 1 fatal · Closed · Nov 4, 1974 · N5160B · Destroyed
- [NTSB MIA75DLD28](https://openairdocs.org/ntsb/MIA75DLD28.md): Bell 47G21A · Waverly, FL · Accident · No injuries · Closed · Oct 26, 1974 · N1161W · Substantial damage
- [NTSB CHI75FEM12](https://openairdocs.org/ntsb/CHI75FEM12.md): Bell 47G-2 · Paw Paw, MI · Accident · Minor injuries · Closed · Sep 21, 1974 · N7893B · Substantial damage
- [NTSB SEA75FYG10](https://openairdocs.org/ntsb/SEA75FYG10.md): Bell 47G-2 · Quincy, WA · Accident · Serious injuries · Closed · Aug 27, 1974 · N6717D · Destroyed
- [NTSB CHI75FEE14](https://openairdocs.org/ntsb/CHI75FEE14.md): Bell 47G5A · Hinsdale, IL · Accident · Minor injuries · Closed · Aug 20, 1974 · N211CB · Substantial damage
- [NTSB SEA75DYG07](https://openairdocs.org/ntsb/SEA75DYG07.md): Bell 47G-2 · Royal City, WA · Accident · No injuries · Closed · Aug 14, 1974 · N6717D · Substantial damage
- [NTSB SEA75FYE11](https://openairdocs.org/ntsb/SEA75FYE11.md): Bell 47G-2A · Mercer Isl, WA · Accident · Serious injuries · Closed · Aug 11, 1974 · N88AR · Destroyed
- [NTSB MKC75DER12](https://openairdocs.org/ntsb/MKC75DER12.md): Bell 47G-2 · Meridan, MN · Accident · No injuries · Closed · Aug 5, 1974 · N2870B · Substantial damage
- [NTSB NYC75FGM04](https://openairdocs.org/ntsb/NYC75FGM04.md): Bell 47G-5 · Sligo, PA · Accident · No injuries · Closed · Aug 1, 1974 · N6277N · Substantial damage
- [NTSB LAX75FUQ05](https://openairdocs.org/ntsb/LAX75FUQ05.md): Bell 47G-5 · Oceanside, CA · Accident · No injuries · Closed · Jul 17, 1974 · N2252W · Substantial damage
- [NTSB MIA75FKQ02](https://openairdocs.org/ntsb/MIA75FKQ02.md): Bell 47G-2 · Raleigh, MS · Accident · Minor injuries · Closed · Jul 11, 1974 · N4823 · Substantial damage
- [NTSB CHI75FEI01](https://openairdocs.org/ntsb/CHI75FEI01.md): Bell 47G-5 · Wauseon, OH · Accident · Minor injuries · Closed · Jul 8, 1974 · N4041G · Substantial damage
- [NTSB OAK75DVD03](https://openairdocs.org/ntsb/OAK75DVD03.md): Bell 47G-2 · Linden, CA · Accident · No injuries · Closed · Jul 6, 1974 · N6701D · Substantial damage
- [NTSB SEA74DYG49](https://openairdocs.org/ntsb/SEA74DYG49.md): Bell 47G-2 · Ephrata, WA · Accident · No injuries · Closed · Jun 24, 1974 · N2899B · Substantial damage
- [NTSB LAX74AL084](https://openairdocs.org/ntsb/LAX74AL084.md): Bell 47G-3B · La Crescnta, CA · Accident · 2 fatal · Closed · Jun 23, 1974 · N8496E · Destroyed
- [NTSB NYC74FHJ31](https://openairdocs.org/ntsb/NYC74FHJ31.md): Bell 47G-2 · Garden City, NY · Accident · No injuries · Closed · Jun 11, 1974 · N6173 · Substantial damage
- [NTSB SEA74DYG38](https://openairdocs.org/ntsb/SEA74DYG38.md): Bell 47G-2 · Ephrata, WA · Accident · Minor injuries · Closed · May 4, 1974 · N7887B · Substantial damage
- [NTSB IAD74FID36](https://openairdocs.org/ntsb/IAD74FID36.md): Bell 47G-2 · Norfolk, VA · Accident · Minor injuries · Closed · May 1, 1974 · N6752D · Destroyed
- [NTSB ANC74AA069](https://openairdocs.org/ntsb/ANC74AA069.md): Bell 47G-2 · Seward, AK · Accident · Minor injuries · Closed · Apr 23, 1974 · N2822B · Substantial damage
- [NTSB MIA74FKA09](https://openairdocs.org/ntsb/MIA74FKA09.md): Bell 47G2A1 · San Sabastian, PR · Accident · Serious injuries · Closed · Apr 18, 1974 · N73264 · Destroyed
- [NTSB LAX74DUJ49](https://openairdocs.org/ntsb/LAX74DUJ49.md): Bell 47G-5 · Yuma, AZ · Accident · No injuries · Closed · Apr 6, 1974 · N2294W · Substantial damage
- [NTSB OAK74DVD28](https://openairdocs.org/ntsb/OAK74DVD28.md): Bell 47G-5 · Stockton, CA · Accident · No injuries · Closed · Mar 24, 1974 · N7923J · Substantial damage
- [NTSB MIA74AM079](https://openairdocs.org/ntsb/MIA74AM079.md): Bell 47G-2 · Miami, FL · Accident · Serious injuries · Closed · Mar 14, 1974 · N4775S · Destroyed
- [NTSB MIA74DLD71](https://openairdocs.org/ntsb/MIA74DLD71.md): Bell 47G5 · Arcadia, FL · Accident · No injuries · Closed · Mar 9, 1974 · N8197J · Substantial damage
- [NTSB SEA74DYE39](https://openairdocs.org/ntsb/SEA74DYE39.md): Bell 47G-2 · Forks, WA · Accident · No injuries · Closed · Mar 3, 1974 · N5161B · Substantial damage
- [NTSB SEA74DYC25](https://openairdocs.org/ntsb/SEA74DYC25-186907.md): Bell 47G-2 · Spokane, WA · Accident · No injuries · Closed · Feb 24, 1974 · N59H · Substantial damage
- [NTSB DEN74DTE43](https://openairdocs.org/ntsb/DEN74DTE43.md): Bell 47G-5 · Aurora, CO · Accident · No injuries · Closed · Jan 12, 1974 · N2991W · Substantial damage

## 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 year(c."eventDate") = 1974
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41525'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41525&year=1974

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.