# N3340H: 1947 Ercoupe 415-C, registration cancelled 1981-12-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 23, 1981
- Status when cancelled: Valid registration
- Airframe: [Ercoupe 415-C](https://openairdocs.org/model/ercoupe-415-c) (registry code 0420322)
- Data sheets: [TCDS A-718](https://openairdocs.org/tcds/A-718) (OpenAirDocs)
- Serial number: 3965
- Year built: 1947
- Type of aircraft: Fixed wing single engine
- Certificate issued: March 28, 1972
- Mode S code: A3A70B
- Owner when cancelled: [Larson David H](https://openairdocs.org/faa-owner/LARSON%20DAVID%20H)
- Location: [Portland, OR](https://openairdocs.org/faa-place/OR/Portland)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N3340H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3340H
- Page: https://openairdocs.org/deregistered/N3340H-1981-12-23

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 SEA73FYC11](https://openairdocs.org/ntsb/SEA73FYC11), Oct 7, 1972: Ercoupe 415-CD (N3340H), North Plains, OR, substantial damage

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