# N91MK: Cessna 180, registration cancelled 1958-12-02

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 2, 1958
- Status when cancelled: Valid registration
- Airframe: [Cessna 180](https://openairdocs.org/model/cessna-180) (registry code 2072602)
- Data sheets: [TCDS 5A6](https://openairdocs.org/tcds/5A6) (OpenAirDocs)
- Serial number: 31822
- Type of aircraft: Fixed wing single engine
- Certificate issued: December 31, 1956
- Mode S code: AC956F
- Owner when cancelled: [Morrison Knudsen Co Inc](https://openairdocs.org/faa-owner/MORRISON%20KNUDSEN%20CO%20INC)
- Location: [Los Angeles, CA](https://openairdocs.org/faa-place/CA/Los%20Angeles)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N91MK
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91MK
- Page: https://openairdocs.org/deregistered/N91MK-1958-12-02

From the FAA registry file of November 5, 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 180: https://openairdocs.org/model/cessna-180.md

## Other aircraft with N91MK

- [Registered now](https://openairdocs.org/aircraft/N91MK): Piper PA 46-350P, S/N 4636647, built 2014
- [Cancelled 2018-01-29](https://openairdocs.org/deregistered/N91MK-2018-01-29): Keeley M/Tidd R MK-1, S/N 001, built 2008. Registration expired, pending cancellation. Owner: [Keeley Mark E](https://openairdocs.org/faa-owner/KEELEY%20MARK%20E), [Forkland, AL](https://openairdocs.org/faa-place/AL/Forkland)

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