# N18533: 1937 Porterfield CP-40, registration cancelled 1941-01-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 15, 1941
- Status when cancelled: Valid registration
- Airframe: [Porterfield CP-40](https://openairdocs.org/model/porterfield-cp-40) (registry code 6480110)
- Serial number: 515
- Year built: 1937
- Type of aircraft: Fixed wing single engine
- Certificate issued: October 2, 1940
- Mode S code: A1561C
- Owner when cancelled: [Bortell John](https://openairdocs.org/faa-owner/BORTELL%20JOHN)
- Location: [Albany, NY](https://openairdocs.org/faa-place/NY/Albany)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N18533
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=18533
- Page: https://openairdocs.org/deregistered/N18533-1941-01-15

From the FAA registry file of October 31, 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 Porterfield CP-40: https://openairdocs.org/model/porterfield-cp-40.md

## Other aircraft with N18533

- [Registered now](https://openairdocs.org/aircraft/N18533): Cessna 150L, S/N 15073922

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