# NTSB investigations: American Champion 7ECA

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 CEN25LA086](https://openairdocs.org/ntsb/CEN25LA086.md): American Champion 7ECA · Longview, TX · Incident · No injuries · Class 3 · Limited · Final report · Jan 16, 2025 · N798L · Substantial damage
  > The failure of the lower hinge barrel due to fatigue cracking. Contributing to the failure of the lower hinge barrel was increased stress from end face contact likely associated with worn bushings or displaced needle bearings.
- [NTSB CEN24LA171](https://openairdocs.org/ntsb/CEN24LA171.md): American Champion 7ECA · Lakeport, TX · Accident · No injuries · Class 4 · Limited · Final report · Apr 15, 2024 · N798L · Substantial damage
  > The student pilot’s failure to maintain adequate airspeed during the final approach, which resulted in an inadvertent aerodynamic stall. Contributing to the accident the flight instructor’s delayed remedial action.
- [NTSB CEN24LA162](https://openairdocs.org/ntsb/CEN24LA162.md): American Champion 7ECA · Longview, TX · Accident · No injuries · Class 3 · Limited · Final report · Apr 12, 2024 · N793L · Substantial damage
  > The rudder post’s failure due to corrosion fatigue. Contributing to the accident were the misalignment of the rudder hinge components, which produced mechanical binding and elevated localized stress, and a compromised the protective coating, which allowed…
- [NTSB CEN21LA033](https://openairdocs.org/ntsb/CEN21LA033.md): American Champion 7ECA · Longview, TX · Accident · No injuries · Class 3 · Limited · Final report · Oct 7, 2020 · N790L · Substantial damage
  > The improper installation of a clevis pin in the rudder system which led to a loss of directional control during landing.
- [NTSB LAX04LA292](https://openairdocs.org/ntsb/LAX04LA292.md): American Champion 7ECA · Manchester, CA · Accident · No injuries · Limited investigation · Final report · Aug 15, 2004 · N11037 · Substantial damage
  > maintenance personnel's failure to adequately torque the top spark plug on the number one cylinder, which resulted in a separation of that plug and a loss of engine power.

## 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 ('2120003'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2120003

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