# N3920H: 1947 Ercoupe 415-C, registration cancelled 2004-05-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 6, 2004
- Status when cancelled: Triennial form not returned
- Airframe: [Ercoupe 415-C](https://openairdocs.org/model/ercoupe-415-c) (registry code 0420322)
- Engine: [Continental C85 series](https://openairdocs.org/engine/continental-c85-series) (registry code 17008)
- Data sheets: [TCDS A-718](https://openairdocs.org/tcds/A-718), [TCDS E-233](https://openairdocs.org/tcds/E-233) (OpenAirDocs)
- Serial number: 4621
- Year built: 1947
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: November 18, 1958
- Certificate issued: November 19, 1968
- Last registry action: March 16, 2004
- Mode S code: A48C97
- Owner when cancelled: [Winona Area Technical School](https://openairdocs.org/faa-owner/WINONA%20AREA%20TECHNICAL%20SCHOOL)
- Location: [Winona, MN](https://openairdocs.org/faa-place/MN/Winona)
- Owner type: Government
- Owner's area on the map: 43.9942° N, 91.6254° W: Placed by OpenAirDocs at the center of ZIP code 55987, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3920H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3920H
- Page: https://openairdocs.org/deregistered/N3920H-2004-05-06

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 CHI69F0150](https://openairdocs.org/ntsb/CHI69F0150), Aug 11, 1968: Erco 415-CD (N3920H), Rio, WI, destroyed

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