# N1165S: Schweizer SGS 1-34, registration cancelled 1983-10-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 22, 1983
- Status when cancelled: Administratively canceled
- Airframe: [Schweizer SGS 1-34](https://openairdocs.org/model/schweizer-sgs-1-34) (registry code 8050146)
- Data sheets: [TCDS G3EA](https://openairdocs.org/tcds/G3EA) (OpenAirDocs)
- Serial number: 65
- Type of aircraft: Glider
- Certificate issued: June 20, 1980
- Last registry action: October 22, 1983
- Mode S code: A04595
- Owners when cancelled: [Silverado Soaring Inc](https://openairdocs.org/faa-owner/SILVERADO%20SOARING%20INC), [Art Scholl Aviation](https://openairdocs.org/faa-owner/ART%20SCHOLL%20AVIATION), [Helmer Directional Drilling Inc](https://openairdocs.org/faa-owner/HELMER%20DIRECTIONAL%20DRILLING%20INC), [Farkas Robert J](https://openairdocs.org/faa-owner/FARKAS%20ROBERT%20J), [Franz Robert H](https://openairdocs.org/faa-owner/FRANZ%20ROBERT%20H)
- Location: [Novato, CA](https://openairdocs.org/faa-place/CA/Novato)
- Owner type: Corporation
- Owner's area on the map: 38.1107° N, 122.6247° W: Placed by OpenAirDocs at the center of ZIP code 94947, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N1165S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1165S
- Page: https://openairdocs.org/deregistered/N1165S-1983-10-22

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 Schweizer SGS 1-34: https://openairdocs.org/model/schweizer-sgs-1-34.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 LAX80FVG33](https://openairdocs.org/ntsb/LAX80FVG33), Apr 30, 1980: Schweizer SGS134 (N1165S), Calistoga, CA, destroyed

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19800430010709A](https://openairdocs.org/incident/19800430010709A), Apr 30, 1980: Scwzer SGS134 (N1165S), Calistoga, CA, Destroyed. Misjudged altitude & air currents developed. High sink rate on approach. Hit short in a semi-stall.

## Other aircraft with N1165S

- [Registered now](https://openairdocs.org/aircraft/N1165S): Aeronca 65-CA, S/N CA-16251

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