# N3506H: 1947 Engineering & Research 415-CD, registration cancelled 1981-06-02

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 2, 1981
- Status when cancelled: Valid registration
- Airframe: [Engineering & Research 415-CD](https://openairdocs.org/model/engineering-research-415-cd) (registry code 0420304)
- Data sheets: [TCDS A-718](https://openairdocs.org/tcds/A-718) (OpenAirDocs)
- Serial number: 4131
- Year built: 1947
- Type of aircraft: Fixed wing single engine
- Certificate issued: September 15, 1975
- Mode S code: A3E7FF
- Owner when cancelled: [Osborne John W](https://openairdocs.org/faa-owner/OSBORNE%20JOHN%20W)
- Location: [Spokane, WA](https://openairdocs.org/faa-place/WA/Spokane)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N3506H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3506H
- Page: https://openairdocs.org/deregistered/N3506H-1981-06-02

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 Engineering & Research 415-CD: https://openairdocs.org/model/engineering-research-415-cd.md

## Other aircraft with N3506H

- [Registered now](https://openairdocs.org/aircraft/N3506H): Cessna T206H, S/N T20608312

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