# NTSB investigations: Lycoming 0-235 series, 1973

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 1 of 2 · 68 cases

## Latest cases

- [NTSB IAD74FIG18](https://openairdocs.org/ntsb/IAD74FIG18.md): Piper PA-22 · Edgewater, MD · Accident · Minor injuries · Closed · Dec 15, 1973 · N5663Z · Substantial damage
- [NTSB SEA74DYC24](https://openairdocs.org/ntsb/SEA74DYC24.md): Piper PA-22 · Mosier, OR · Accident · No injuries · Closed · Nov 17, 1973 · N5912Z · Substantial damage
- [NTSB ANC74DAG79](https://openairdocs.org/ntsb/ANC74DAG79.md): Piper PA-18 · Talkeetna, AK · Accident · No injuries · Closed · Nov 17, 1973 · N215T · Substantial damage
- [NTSB ANC74DAA21](https://openairdocs.org/ntsb/ANC74DAA21.md): Piper PA-16 · North Pole, AK · Accident · No injuries · Closed · Nov 16, 1973 · N5776H · Substantial damage
- [NTSB CHI74FEA20](https://openairdocs.org/ntsb/CHI74FEA20.md): Piper PA-22 · Monroe City, IN · Accident · No injuries · Closed · Nov 12, 1973 · N4919Z · Substantial damage
- [NTSB ANC74DAG77](https://openairdocs.org/ntsb/ANC74DAG77.md): Piper PA-12 · Beluga, AK · Accident · No injuries · Closed · Nov 10, 1973 · N2368M · Substantial damage
- [NTSB MIA74AM032](https://openairdocs.org/ntsb/MIA74AM032.md): Amer Avco AA1-A · Venice, FL · Accident · No injuries · Closed · Oct 15, 1973 · N9374L · Substantial damage
- [NTSB MIA74DLD41](https://openairdocs.org/ntsb/MIA74DLD41.md): Cessna 140A · Tampa, FL · Accident · No injuries · Closed · Oct 13, 1973 · N3796V · Substantial damage
- [NTSB FTW74DPD25](https://openairdocs.org/ntsb/FTW74DPD25.md): Amer Avco AA-1A · Crowley, TX · Accident · No injuries · Closed · Oct 10, 1973 · N9440L · Substantial damage
- [NTSB MKC74FTG06](https://openairdocs.org/ntsb/MKC74FTG06.md): Amer Avco AA-1B · Fargo, ND · Accident · Minor injuries · Closed · Sep 25, 1973 · N9939L · Substantial damage
- [NTSB MIA74DKG37](https://openairdocs.org/ntsb/MIA74DKG37.md): Bellanca 7ECA · Statesboro, GA · Accident · No injuries · Closed · Sep 20, 1973 · N5195T · Substantial damage
- [NTSB IAD74FIA05](https://openairdocs.org/ntsb/IAD74FIA05.md): Piper PA-12 · Front Royal, VA · Accident · No injuries · Closed · Sep 16, 1973 · N2547M · Substantial damage
- [NTSB FTW74FRD09](https://openairdocs.org/ntsb/FTW74FRD09.md): Amer Avco AA1-B · Slidell, LA · Accident · No injuries · Closed · Sep 9, 1973 · N9917L · Substantial damage
- [NTSB ANC74DAG43](https://openairdocs.org/ntsb/ANC74DAG43.md): Piper PA-12 · Skwentna, AK · Accident · No injuries · Closed · Sep 9, 1973 · N3241M · Substantial damage
- [NTSB ANC74DAG36](https://openairdocs.org/ntsb/ANC74DAG36.md): Piper PA-12 · Alexander Lk, AK · Accident · No injuries · Closed · Sep 6, 1973 · N2899M · Substantial damage
- [NTSB FTW74FRJ11](https://openairdocs.org/ntsb/FTW74FRJ11.md): Amer Avco AA-1 · Converse, LA · Accident · Minor injuries · Closed · Sep 1, 1973 · N5928L · Substantial damage
- [NTSB CHI74DET07](https://openairdocs.org/ntsb/CHI74DET07.md): Luscombe 8F · Crown Point, IN · Accident · Minor injuries · Closed · Aug 31, 1973 · N1883B · Substantial damage
- [NTSB CHI74DEM18](https://openairdocs.org/ntsb/CHI74DEM18.md): Piper PA-16 · Lake City, MI · Accident · No injuries · Closed · Aug 31, 1973 · N5868H · Substantial damage
- [NTSB NYC74FNA12](https://openairdocs.org/ntsb/NYC74FNA12.md): Amer Avco AA1-B · Tewksbury, MA · Accident · Minor injuries · Closed · Aug 30, 1973 · N6273L · Substantial damage
- [NTSB NYC74DHD11](https://openairdocs.org/ntsb/NYC74DHD11.md): Amer Avco AA1-B · Bristol, PA · Accident · Minor injuries · Closed · Aug 19, 1973 · N9627L · Destroyed
- [NTSB DEN74DTC10](https://openairdocs.org/ntsb/DEN74DTC10.md): Piper PA-18 · Rocky Point, WY · Accident · Minor injuries · Closed · Aug 16, 1973 · N7101K · Substantial damage
- [NTSB ANC74FAA05](https://openairdocs.org/ntsb/ANC74FAA05.md): Piper PA-22 · Iowa Ridge, AK · Accident · No injuries · Closed · Aug 16, 1973 · N5032Z · Substantial damage
- [NTSB FTW74DPJ07](https://openairdocs.org/ntsb/FTW74DPJ07.md): Champion 7GCBC · Seminole, OK · Accident · No injuries · Closed · Aug 14, 1973 · N5242X · Substantial damage
- [NTSB CHI74DEM08](https://openairdocs.org/ntsb/CHI74DEM08.md): Piper PA-18 · Fibre, MI · Accident · No injuries · Closed · Aug 4, 1973 · N7534K · Substantial damage
- [NTSB NYC74DGM02](https://openairdocs.org/ntsb/NYC74DGM02.md): Piper PA-16 · Beaver Falls, PA · Accident · No injuries · Closed · Jul 30, 1973 · N5680H · Substantial damage
- [NTSB MIA74FLA04](https://openairdocs.org/ntsb/MIA74FLA04.md): Champion 7ECA · Jacksonville, FL · Accident · No injuries · Closed · Jul 29, 1973 · N5162X · Substantial damage
- [NTSB SEA74FYI06](https://openairdocs.org/ntsb/SEA74FYI06.md): Cessna 140 · Klamath Fals, OR · Accident · No injuries · Closed · Jul 28, 1973 · N72166 · Substantial damage
- [NTSB NYC74DNC13](https://openairdocs.org/ntsb/NYC74DNC13.md): Amer Avco AA-1A · Alton, ME · Accident · Minor injuries · Closed · Jul 25, 1973 · N6379L · Substantial damage
- [NTSB ANC74DAG12](https://openairdocs.org/ntsb/ANC74DAG12.md): Piper PA-22 · Dillingham, AK · Accident · No injuries · Closed · Jul 23, 1973 · N5789Z · Substantial damage
- [NTSB IAD74DKM05](https://openairdocs.org/ntsb/IAD74DKM05.md): Piper PA-12 · Indian Trail, NC · Accident · No injuries · Closed · Jul 22, 1973 · N3289M · Substantial damage
- [NTSB SEA74DTI02](https://openairdocs.org/ntsb/SEA74DTI02.md): Piper PA-12 · Ennis, MT · Accident · No injuries · Closed · Jul 6, 1973 · N78495 · Substantial damage
- [NTSB IAD74FIG01](https://openairdocs.org/ntsb/IAD74FIG01.md): Amer Avco AA1 · Stevensville, MD · Accident · Minor injuries · Closed · Jul 4, 1973 · N5787L · Substantial damage
- [NTSB FTW74FRJ02](https://openairdocs.org/ntsb/FTW74FRJ02.md): Amer Avco AA-1B · West Monroe, LA · Accident · Minor injuries · Closed · Jul 2, 1973 · N6277L · Destroyed
- [NTSB MKC73DTG23](https://openairdocs.org/ntsb/MKC73DTG23.md): Piper PA-18 · Sawyer, ND · Accident · No injuries · Closed · Jun 28, 1973 · N7223K · Substantial damage
- [NTSB DEN73DTE93](https://openairdocs.org/ntsb/DEN73DTE93.md): S-Tailwind W-L-8 · Falcon, CO · Accident · No injuries · Closed · Jun 26, 1973 · N11701 · Substantial damage
- [NTSB NYC73FGT14](https://openairdocs.org/ntsb/NYC73FGT14.md): Cessna 140 · Thomasville, PA · Accident · No injuries · Closed · Jun 19, 1973 · N89171 · Substantial damage
- [NTSB NYC73FHD38](https://openairdocs.org/ntsb/NYC73FHD38.md): Eaa Biplane P-2 · Medford, NJ · Accident · No injuries · Closed · Jun 17, 1973 · N5134 · Substantial damage
- [NTSB ANC73DAH03](https://openairdocs.org/ntsb/ANC73DAH03.md): Piper PA-12 · Soldotna, AK · Accident · Minor injuries · Closed · Jun 10, 1973 · N92527 · Substantial damage
- [NTSB CHI73FEI47](https://openairdocs.org/ntsb/CHI73FEI47.md): Amer Avco AA1-A · North Canton, OH · Accident · No injuries · Closed · Jun 9, 1973 · N9291L · Substantial damage
- [NTSB SEA73FYE37](https://openairdocs.org/ntsb/SEA73FYE37.md): Couger 1 · Bremerton, WA · Accident · 1 fatal · Closed · Jun 8, 1973 · N2513 · Substantial damage
- [NTSB SEA73DYC34](https://openairdocs.org/ntsb/SEA73DYC34.md): Piper PA-12 · Sandy, OR · Accident · No injuries · Closed · Jun 6, 1973 · N7754H · Substantial damage
- [NTSB OAK73FVW22](https://openairdocs.org/ntsb/OAK73FVW22.md): Amer Avco AA1 · Laughlin, NV · Accident · No injuries · Closed · Jun 6, 1973 · N5606L · Substantial damage
- [NTSB CHI73FEC39](https://openairdocs.org/ntsb/CHI73FEC39.md): Amer Avco AA-1A · Rives Jnct, MI · Accident · No injuries · Closed · Jun 2, 1973 · N9312L · Substantial damage
- [NTSB LAX73DUG55](https://openairdocs.org/ntsb/LAX73DUG55.md): Piper PA-12 · Rialto, CA · Accident · No injuries · Closed · May 27, 1973 · N2555M · Substantial damage
- [NTSB MKC73DCD66](https://openairdocs.org/ntsb/MKC73DCD66.md): Piper PA-12 · Davenport, IA · Accident · No injuries · Closed · May 13, 1973 · N4014M · Substantial damage
- [NTSB NYC73DFA31](https://openairdocs.org/ntsb/NYC73DFA31.md): Piper PA-22 · Glens Falls, NY · Accident · No injuries · Closed · May 7, 1973 · N5876Z · Substantial damage
- [NTSB MKC73DCJ37](https://openairdocs.org/ntsb/MKC73DCJ37.md): Piper PA-16 · Atkinson, NE · Accident · No injuries · Closed · May 7, 1973 · N5241H · Substantial damage
- [NTSB FTW73DRG79](https://openairdocs.org/ntsb/FTW73DRG79.md): Pitts S1C · Boerne, TX · Accident · No injuries · Closed · May 7, 1973 · N1581 · Substantial damage
- [NTSB ANC73DAG88](https://openairdocs.org/ntsb/ANC73DAG88.md): Champion 7ECA · Kenai, AK · Accident · No injuries · Closed · May 6, 1973 · N3017G · Substantial damage
- [NTSB IAD73DID21](https://openairdocs.org/ntsb/IAD73DID21.md): Piper PA-22 · Chesapeake, VA · Accident · No injuries · Closed · May 5, 1973 · N5475Z · Substantial damage

Next page: https://openairdocs.org/ntsb.md?engine=41505&year=1973&page=2

## 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") = 1973
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41505'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41505&year=1973

---
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.