# N37109: 1956 Ercoupe 415-C, registration cancelled 2015-05-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 8, 2015
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Ercoupe 415-C](https://openairdocs.org/model/ercoupe-415-c) (registry code 0420322)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Data sheets: [TCDS A-718](https://openairdocs.org/tcds/A-718) (OpenAirDocs)
- Serial number: 76
- Year built: 1956
- Type of aircraft: Fixed wing single engine
- Airworthiness: Standard, normal
- Airworthiness date: December 11, 1956
- Certificate issued: May 16, 1996
- Last registry action: May 20, 2008
- Mode S code: A439FC
- Owner when cancelled: [Knab Donald F](https://openairdocs.org/faa-owner/KNAB%20DONALD%20F)
- Location: [Sackets Harbor, NY](https://openairdocs.org/faa-place/NY/Sackets%20Harbor)
- Owner type: Individual
- Owner's area on the map: 43.9255° N, 76.0855° W: Placed by OpenAirDocs at the center of ZIP code 13685, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N37109
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=37109
- Page: https://openairdocs.org/deregistered/N37109-2015-05-08

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Ercoupe 415-C: https://openairdocs.org/model/ercoupe-415-c.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ATL82DA200](https://openairdocs.org/ntsb/ATL82DA200), Jul 14, 1982: Ercoupe 415-C (N37109), Richmond, KY, substantial damage

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19820714029679A](https://openairdocs.org/incident/19820714029679A), Jul 14, 1982: Univar 415C (N37109), Richmond, KY, Substantial damage. Hand propped engine started. Tail tiedown broke. Aircraft ran into a ditch. Student pilot had no 415C endorsement.

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