# N9173: Riggs D, registration cancelled

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: date not recorded
- Status when cancelled: Valid registration
- Airframe: [Riggs D](https://openairdocs.org/model/riggs-d) (registry code 05602Z8)
- Serial number: 4
- Type of aircraft: Rotorcraft
- Mode S code: ACB36D
- Owner when cancelled: [Riggs John A](https://openairdocs.org/faa-owner/RIGGS%20JOHN%20A)
- Location: [San Bernardino, CA](https://openairdocs.org/faa-place/CA/San%20Bernardino)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N9173
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9173
- Page: https://openairdocs.org/deregistered/N9173-undated

From the FAA registry file of November 4, 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 Riggs D: https://openairdocs.org/model/riggs-d.md

## Other aircraft with N9173

- [Cancelled 1948-03-23](https://openairdocs.org/deregistered/N9173-1948-03-23): Fairchild 71, S/N 645

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