# N31680: Midwest MU-1 GLIDER

- Status: Valid registration
- Airframe: [Midwest MU-1 GLIDER](https://openairdocs.org/model/midwest-mu-1-glider) (registry code 5690102, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS GTC 16](https://openairdocs.org/tcds/GTC%2016) (Midwest Sailplane) (OpenAirDocs)
- Serial number: 5
- Type: Glider
- Engine type: None
- Certificate issued: May 5, 2023
- Expires: May 31, 2030
- Mode S code: A360A4
- Registered owner: [National Soaring Museum](https://openairdocs.org/faa-owner/NATIONAL%20SOARING%20MUSEUM)
- Location: [Elmira, NY](https://openairdocs.org/faa-place/NY/Elmira)
- Owner type: Corporation
- Owner's area on the map: 42.1173° N, 76.8785° W: Placed by OpenAirDocs at the center of ZIP code 14903, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=31680
- Page: https://openairdocs.org/aircraft/N31680

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 (Midwest MU-1 GLIDER)

None in force.

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N31680.

## FAA accident and incident reports

None matched to N31680.

## 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) (1)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Midwest MU-1 GLIDER)

- [STC SA01734SE](https://openairdocs.org/stc/SA01734SE): Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts. Andrew D. Humphrey

## Related

- Other Midwest MU-1 GLIDER aircraft: https://openairdocs.org/model/midwest-mu-1-glider/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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