# N4617C: 1953 Cessna 170B, registration cancelled 1973-06-25

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 25, 1973
- Status when cancelled: Valid registration
- Airframe: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306)
- Data sheets: [TCDS A-799](https://openairdocs.org/tcds/A-799) (OpenAirDocs)
- Serial number: 25561
- Year built: 1953
- Type of aircraft: Fixed wing single engine
- Certificate issued: March 4, 1971
- Mode S code: A5A0A2
- Owner when cancelled: [Ufo Inc](https://openairdocs.org/faa-owner/UFO%20INC)
- Location: [Issaquah, WA](https://openairdocs.org/faa-place/WA/Issaquah)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4617C
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4617C
- Page: https://openairdocs.org/deregistered/N4617C-1973-06-25

From the FAA registry file of November 7, 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 Cessna 170B: https://openairdocs.org/model/cessna-170b.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 SEA73AS003](https://openairdocs.org/ntsb/SEA73AS003), Aug 6, 1972: Cessna 170B (N4617C), Issaquah, WA, destroyed, 5 fatal

## Other aircraft with N4617C

- [Registered now](https://openairdocs.org/aircraft/N4617C): Cessna 210N, S/N 21063577

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