# N171TT: Aero Commander 690, registration cancelled 1988-05-19

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 19, 1988
- Status when cancelled: N-number assigned, not yet registered
- Airframe: [Aero Commander 690](https://openairdocs.org/model/aero-commander-690) (registry code 0141720)
- Data sheets: [TCDS 2A4](https://openairdocs.org/tcds/2A4) (OpenAirDocs)
- Serial number: 11007
- Type of aircraft: Fixed wing multi engine
- Mode S code: A11E9F
- The mark today: https://openairdocs.org/aircraft/N171TT
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=171TT
- Page: https://openairdocs.org/deregistered/N171TT-1988-05-19

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 Aero Commander 690: https://openairdocs.org/model/aero-commander-690.md

## Other aircraft with N171TT

- [Registered now](https://openairdocs.org/aircraft/N171TT): Cirrus Design SR20, S/N 11251, built 2026

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