# NTSB investigations: Ercoupe 415-C: 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 CHI08CA056](https://openairdocs.org/ntsb/CHI08CA056.md): Ercoupe 415D · Abingdon, IL · Accident · No injuries · Data collection · Final report · Dec 29, 2007 · N94131 · Substantial damage
  > The loose clamp on the throttle cable which prevented application of engine power. A factor in the accident was the low altitude when the throttle cable slipped.
- [NTSB SEA06CA051](https://openairdocs.org/ntsb/SEA06CA051.md): Ercoupe 415-C · Arlington, WA · Accident · No injuries · Data collection · Final report · Feb 12, 2006 · N93788 · Substantial damage
  > The pilot's excessive descent rate and his delay in taking action to reduce the descent rate which resulted in an in-flight collision with the runway during an emergency landing. Contributing factors were the total loss of engine oil pressure and the pilot's…
- [NTSB LAX04FA150](https://openairdocs.org/ntsb/LAX04FA150.md): Ercoupe 415-C · Oakdale, CA · Accident · 2 fatal · Field investigation · Final report · Mar 9, 2004 · N93707 · Destroyed
  > the in-flight separation of the main spar due to corrosion in the wing center section not detectable by inspection methods described in manufacturer's service bulletins and FAA Airworthiness Directives.
- [NTSB LAX99LA061](https://openairdocs.org/ntsb/LAX99LA061.md): Ercoupe 415-C · San Ysabel, CA · Accident · No injuries · Limited investigation · Final report · Dec 30, 1998 · N99371 · Substantial damage
  > A fatigue fracture of the crankshaft and the resulting separation of the propeller.
- [NTSB CHI98LA248](https://openairdocs.org/ntsb/CHI98LA248.md): Forney 415-C · Laurie, MO · Accident · Serious injuries · Limited investigation · Final report · Jul 12, 1998 · N99294 · Destroyed
  > the jammed aileron and elevator controls for undetermined reasons.
- [NTSB BFO93FA188](https://openairdocs.org/ntsb/BFO93FA188.md): Ercoupe 415-CD · Charles City, VA · Accident · 2 fatal · Field investigation · Final report · Sep 28, 1993 · N4576B · Destroyed
  > the pilot exceeded the design stress limits of the airplane which resulted in an in-flight break-up.
- [NTSB NYC87LA224](https://openairdocs.org/ntsb/NYC87LA224.md): Ercoupe 415-C · York, PA · Accident · Serious injuries · Limited investigation · Final report · Aug 9, 1987 · N99236 · Substantial damage
  > The Ercoupe model 415 experienced a loss of power in flight. The pilot made a forced landing in a field. He went under some power lines, however, he could not avoid the telephone lines and went through them. The pilot received serious injuries and the…
- [NTSB CHI82DA192](https://openairdocs.org/ntsb/CHI82DA192.md): Ercoupe 415-C · Fort Atkinson, WI · Accident · No injuries · Final report · May 29, 1982 · N93616 · Substantial damage
  > The safety bolt on the propeller hub failed allowing the propeller to separate from the aircraft. The pilot landed in a plowed field.

## 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 ('0420322')
    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=0420322&occurrence=130

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