# NTSB investigations: Aero Commander S2R, 1994

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 ATL95LA004](https://openairdocs.org/ntsb/ATL95LA004.md): Aero Commander S2R · Ashburn, GA · Accident · No injuries · Limited investigation · Final report · Oct 5, 1994 · N8971Q · Substantial damage
  > The failure of a blade counterweight bearing shaft, allowing one propeller blade to go to high pitch.
- [NTSB LAX94LA379](https://openairdocs.org/ntsb/LAX94LA379.md): Rockwell S2R · Visalia, CA · Accident · No injuries · Limited investigation · Final report · Sep 26, 1994 · N8874Q · Destroyed
  > the pilot failed to maintain an adequate visual lookout and collided with power lines which resulted in an in-flight loss of control and subsequent collision with terrain.
- [NTSB LAX94LA327](https://openairdocs.org/ntsb/LAX94LA327.md): Aero Commander S2R · Firebaugh, CA · Accident · No injuries · Limited investigation · Final report · Aug 19, 1994 · N8843Q · Substantial damage
  > the loss of engine power due to the failure of the number 2 cylinder head. A factor was the dark night conditions which inhibited the pilot's ability to visually detect ground obstructions in the landing area.
- [NTSB MIA94LA172](https://openairdocs.org/ntsb/MIA94LA172.md): Aero Commander S2R · Rolling Fork, MS · Accident · No injuries · Limited investigation · Final report · Jul 3, 1994 · N8820Q · Substantial damage
  > The loss of engine power for undetermined causes. Contributing to the accident was the unsuitable terrain encountered during the forced landing.
- [NTSB SEA94LA131](https://openairdocs.org/ntsb/SEA94LA131.md): Rockwell S-2R · Touchet, WA · Accident · Minor injuries · Limited investigation · Final report · May 28, 1994 · N5642X · Substantial damage
  > The pilot's inadequate compensation for wind conditions. The wind gusts were a factor.
- [NTSB FTW94LA164](https://openairdocs.org/ntsb/FTW94LA164.md): Aero Commander S2R · Monticello, AR · Accident · No injuries · Limited investigation · Final report · May 17, 1994 · N4080X · Substantial damage
  > The loss of engine power due to the number 2 cylinder cracking. A factor was the lack of suitable terrain for the forced landing.
- [NTSB SEA94LA116](https://openairdocs.org/ntsb/SEA94LA116.md): Aero Commander S2R · Dayton, WA · Accident · No injuries · Limited investigation · Final report · May 7, 1994 · N5646X · Substantial damage
  > Total failure of the connecting rod.
- [NTSB FTW94LA128](https://openairdocs.org/ntsb/FTW94LA128.md): Aero Commander S2R · Monticello, AR · Accident · Minor injuries · Limited investigation · Final report · Apr 18, 1994 · N8958Q · Substantial damage
  > The loss of power for undetermined reasons and the inadvertant stall during the forced landing. A factor was the lack of suitable terrain.

## 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") = 1994
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0143022'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0143022&year=1994

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