# N16504: Waco YKS-6, registration cancelled 1941-10-21

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 21, 1941
- Status when cancelled: Valid registration
- Airframe: [Waco YKS-6](https://openairdocs.org/model/waco-yks-6) (registry code 9600832)
- Data sheets: [TCDS A-533](https://openairdocs.org/tcds/A-533) (OpenAirDocs)
- Serial number: 4468
- Type of aircraft: Fixed wing single engine
- Certificate issued: September 29, 1941
- Mode S code: A106B6
- Owner when cancelled: [Petersburg Air Service](https://openairdocs.org/faa-owner/PETERSBURG%20AIR%20SERVICE)
- Location: [Petersburg, AK](https://openairdocs.org/faa-place/AK/Petersburg)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N16504
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=16504
- Page: https://openairdocs.org/deregistered/N16504-1941-10-21

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 Waco YKS-6: https://openairdocs.org/model/waco-yks-6.md

## Other aircraft with N16504

- [Cancelled 2012-07-19](https://openairdocs.org/deregistered/N16504-2012-07-19): Piper PA-28-140, S/N 28-7325287, built 1973. Sale reported, canceled. Owner: [Minneapolis, MN](https://openairdocs.org/faa-place/MN/Minneapolis)

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