# N3909H: Ercoupe 415-C, registration cancelled 1968-06-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 26, 1968
- 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: 4610
- Type of aircraft: Fixed wing single engine
- Certificate issued: May 24, 1965
- Mode S code: A48664
- Owner when cancelled: [Lloyd M Ludvigsen](https://openairdocs.org/faa-owner/LLOYD%20M%20LUDVIGSEN)
- Location: [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N3909H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3909H
- Page: https://openairdocs.org/deregistered/N3909H-1968-06-26

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 SEA68A0065](https://openairdocs.org/ntsb/SEA68A0065), May 4, 1968: Erco 415-D (N3909H), Lynnwood, WA, destroyed, 2 fatal

## Other aircraft with N3909H

- [Cancelled 1988-08-18](https://openairdocs.org/deregistered/N3909H-1988-08-18): Bell 212, S/N 31192. N-number assigned, not yet registered

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