# N1205S: Schweizer SGS 2-33A, registration cancelled 1974-05-16

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 16, 1974
- Status when cancelled: Valid registration
- Airframe: [Schweizer SGS 2-33A](https://openairdocs.org/model/schweizer-sgs-2-33a) (registry code 8051606)
- Data sheets: [TCDS G2EA](https://openairdocs.org/tcds/G2EA) (OpenAirDocs)
- Serial number: 205
- Type of aircraft: Glider
- Certificate issued: July 17, 1971
- Mode S code: A056CA
- Owner when cancelled: [Erwinna Aviation](https://openairdocs.org/faa-owner/ERWINNA%20AVIATION)
- Location: [Erwinna, PA](https://openairdocs.org/faa-place/PA/Erwinna)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N1205S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1205S
- Page: https://openairdocs.org/deregistered/N1205S-1974-05-16

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 Schweizer SGS 2-33A: https://openairdocs.org/model/schweizer-sgs-2-33a.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB NYC72FHA16](https://openairdocs.org/ntsb/NYC72FHA16), Sep 21, 1971: Schweizer SGS233 (N1205S), Erwinna, PA, substantial damage

## Other aircraft with N1205S

- [Registered now](https://openairdocs.org/aircraft/N1205S): Beech E-90, S/N LW-319, built 1979

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