# N91881: 1952 Schweizer SGS 1-23C

- Status: Valid registration
- Airframe: [Schweizer SGS 1-23C](https://openairdocs.org/model/schweizer-sgs-1-23c) (registry code 8050107, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Serial number: 18
- Year built: 1952
- Type: Glider
- Engine type: None
- Airworthiness: Standard
- Airworthiness date: June 4, 1957
- Certificate issued: July 17, 2006
- Expires: March 31, 2028
- Mode S code: ACB7ED
- Registered owner: [Burns Robert A](https://openairdocs.org/faa-owner/BURNS%20ROBERT%20A)
- Location: [Leavenworth, KS](https://openairdocs.org/faa-place/KS/Leavenworth)
- Owner type: Individual
- Owner's area on the map: 39.2727° N, 94.9804° W: Placed by OpenAirDocs at the center of ZIP code 66048, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91881
- Page: https://openairdocs.org/aircraft/N91881

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Schweizer SGS 1-23C)

None in force.

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory)

None matched.

## 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 NYC70DFM15](https://openairdocs.org/ntsb/NYC70DFM15), Jun 8, 1970: Schweizer SGS123 (N91881), Oakham, MA, substantial damage

## FAA accident and incident reports

None matched to N91881.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Schweizer SGS 1-23C aircraft: https://openairdocs.org/model/schweizer-sgs-1-23c/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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