# NTSB investigations: Aero Commander S2R: Airframe/component/system failure/malfunction

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 SEA00LA059](https://openairdocs.org/ntsb/SEA00LA059.md): Aero Commander S2R · Odessa, WA · Accident · No injuries · Limited investigation · Final report · Mar 31, 2000 · N3662X · Substantial damage
  > Disintegration of a lining of the right brake and subsequent lodging of brake lining debris between the brake housing and brake disc, resulting in seizure of the right brake. A factor was that directional control was not possible.
- [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 MKC89LA150](https://openairdocs.org/ntsb/MKC89LA150.md): Aero Commander S2R · Jonesboro, AR · Accident · No injuries · Limited investigation · Final report · Jul 3, 1989 · N8976Q · Destroyed
  > The pilot's encounter with unsuitable terrain during a forced landing made necessary by the separation of three feet of one of the propeller blades.
- [NTSB MKC88LA122](https://openairdocs.org/ntsb/MKC88LA122.md): Rockwell S2R · Brinkley, AR · Accident · No injuries · Limited investigation · Final report · Jul 23, 1988 · N4080X · Substantial damage
  > During the take-off roll for an aerial application operation, the pilot said he lost his left wheel braking capability. He continued the take-off, flew to the farm field to be treated, applied the load, then returned to a near by alternate landing strip…

## 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.aircraft_model_code IN ('0143022')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0143022&occurrence=130

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