# N91891: Schweizer SGS 1-23D, registration cancelled 1969-06-09

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 9, 1969
- Status when cancelled: Valid registration
- Airframe: [Schweizer SGS 1-23D](https://openairdocs.org/model/schweizer-sgs-1-23d) (registry code 8050104)
- Data sheets: [TCDS 1G1](https://openairdocs.org/tcds/1G1) (OpenAirDocs)
- Serial number: 29
- Type of aircraft: Glider
- Certificate issued: August 7, 1965
- Mode S code: ACB810
- Owner when cancelled: [Walters William C](https://openairdocs.org/faa-owner/WALTERS%20WILLIAM%20C)
- Location: [Garden Grove, CA](https://openairdocs.org/faa-place/CA/Garden%20Grove)
- Owner type: Partnership
- The mark today: https://openairdocs.org/aircraft/N91891
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91891
- Page: https://openairdocs.org/deregistered/N91891-1969-06-09

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 Schweizer SGS 1-23D: https://openairdocs.org/model/schweizer-sgs-1-23d.md

## Other aircraft with N91891

- [Cancelled 2012-08-01](https://openairdocs.org/deregistered/N91891-2012-08-01): Air Tractor AT-502, S/N 502-0224, built 1993. Sale reported, canceled. Owner: [Prattville, AL](https://openairdocs.org/faa-place/AL/Prattville)
- [Cancelled 1989-09-12](https://openairdocs.org/deregistered/N91891-1989-09-12): Piper PA-28-161, S/N 2841202

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