# NTSB investigations: Lycoming 0-340 series, AK

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 ANC26LA007](https://openairdocs.org/ntsb/ANC26LA007.md): Danchini Aero Danchini Cub · Wasilla, AK · Accident · No injuries · Class 4 · Limited · Final report · Nov 24, 2025 · N794AK · Substantial damage
  > The pilot’s inadequate preflight inspection, and inadequate inflight fuel management, which resulted in a total loss of engine power due to fuel starvation and subsequent forced landing.
- [NTSB ANC03LA068](https://openairdocs.org/ntsb/ANC03LA068.md): Cessna 170B · Palmer, AK · Accident · No injuries · Limited investigation · Final report · Jul 6, 2003 · N63DJ · Substantial damage
  > The pilot's misjudged distance and altitude during an approach to land at an off-airport landing site, which resulted in an undershoot, and subsequent in-flight collision with terrain.
- [NTSB ANC02LA034](https://openairdocs.org/ntsb/ANC02LA034.md): Cessna 170B · North Pole, AK · Accident · No injuries · Limited investigation · Final report · May 16, 2002 · N4669C · Substantial damage
  > The separation of the right main landing gear from the airplane during landing. A factor associated with the accident is the unapproved hardware used to attach the main landing gear.
- [NTSB ANC01LA128](https://openairdocs.org/ntsb/ANC01LA128.md): Cessna 170B · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · Aug 29, 2001 · N4669C · Substantial damage
  > The pilot's inadvertent stall/mush during the initial climb after takeoff, and subsequent in-flight collision with a tree.
- [NTSB ANC79DAG42](https://openairdocs.org/ntsb/ANC79DAG42.md): Cessna 170B · Montague Is, AK · Accident · No injuries · Closed · Apr 15, 1979 · N3433C · Substantial damage
- [NTSB ANC74DAH09](https://openairdocs.org/ntsb/ANC74DAH09.md): Cessna 170B · Anchorage, AK · Accident · No injuries · Closed · Jun 16, 1974 · N2435D · 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 c."eventStateOrRegion" = 'AK' 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 ('41510'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41510&state=AK

---
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.