# N91090: Stearman-Hammond Y-1S, registration cancelled 1949-05-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 17, 1949
- Status when cancelled: Valid registration
- Airframe: [Stearman-Hammond Y-1S](https://openairdocs.org/model/stearman-hammond-y-1s) (registry code 05620YZ)
- Serial number: 1
- Type of aircraft: Fixed wing single engine
- Certificate issued: December 2, 1946
- Mode S code: AC9A57
- Owner when cancelled: [Kaiser Fleetwings Inc](https://openairdocs.org/faa-owner/KAISER%20FLEETWINGS%20INC)
- Location: [Bristol, PA](https://openairdocs.org/faa-place/PA/Bristol)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N91090
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91090
- Page: https://openairdocs.org/deregistered/N91090-1949-05-17

From the FAA registry file of October 29, 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 Stearman-Hammond Y-1S: https://openairdocs.org/model/stearman-hammond-y-1s.md

## Other aircraft with N91090

- [Cancelled 2021-01-23](https://openairdocs.org/deregistered/N91090-2021-01-23): Flightstar SPYDER, S/N 771, built 1998. Sale reported, canceled. Owner: [Salyersville, KY](https://openairdocs.org/faa-place/KY/Salyersville)
- [Cancelled 2004-09-07](https://openairdocs.org/deregistered/N91090-2004-09-07): Cessna 207, S/N 20700069, built 1969. Triennial form not returned. Owner: [Grant Aviaton Inc](https://openairdocs.org/faa-owner/GRANT%20AVIATON%20INC), [Emmonak, AK](https://openairdocs.org/faa-place/AK/Emmonak)

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