# N371MS: 1966 Schweizer SGU 2-22E

- Status: Valid registration
- Airframe: [Schweizer SGU 2-22E](https://openairdocs.org/model/schweizer-sgu-2-22e) (registry code 8050612, 2 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G-18](https://openairdocs.org/tcds/G-18) (K & L Soaring LLC) (OpenAirDocs)
- Serial number: 236
- Year built: 1966
- Type: Glider
- Engine type: None
- Airworthiness: Standard, glider
- Airworthiness date: May 14, 1999
- Certificate issued: January 13, 1999
- Expires: April 30, 2029
- Mode S code: A438A6
- Registered owner: [Wells Air Service Inc](https://openairdocs.org/faa-owner/WELLS%20AIR%20SERVICE%20INC)
- Location: [Scotia, NE](https://openairdocs.org/faa-place/NE/Scotia)
- Owner type: Corporation
- Owner's area on the map: 41.5231° N, 98.6854° W: Placed by OpenAirDocs at the center of ZIP code 68875, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=371MS
- Page: https://openairdocs.org/aircraft/N371MS

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): 3 in force

### Matched by airframe (Schweizer SGU 2-22E)

- [AD 87-17-01](https://openairdocs.org/ad/87-17-01): Tow Release Installation · K & L Soaring SGS 1-23, SGS 1-23D, SGS 1-23F and 25 more. Effective Aug 19, 1988
- [AD 76-13-11 R1](https://openairdocs.org/ad/76-13-11-R1): Aft Fuselage Longerons · K & L Soaring SGS 2-33, SGS 2-33A, SGU 2-22C and 3 more. Effective May 25, 1988
- [AD 87-02-01](https://openairdocs.org/ad/87-02-01): Tow-Release Installation Inspection · K & L Soaring SGM 2-37, SGS 1-23, SGS 1-23D and 32 more. Effective Jan 21, 1987

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N371MS.

## FAA accident and incident reports

None matched to N371MS.

## 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) (5)

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 (Schweizer SGU 2-22E)

- [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
- [STC SG01164CH](https://openairdocs.org/stc/SG01164CH): Install Cooper superflite 102 fabric. Aviation Products Systems Inc
- [STC SA1351WE](https://openairdocs.org/stc/SA1351WE): Replace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12). Ceconite Inc
- [STC SG10WE](https://openairdocs.org/stc/SG10WE): Replace existing fabric on wings, fuselage, empennage, and/or control surfaces with Ceconite103 material. Ceconite Inc
- [STC SG4-1240](https://openairdocs.org/stc/SG4-1240): Installation of Eonnex cover on aircraft surfaces. Ceconite, Inc

## Related

- Other Schweizer SGU 2-22E aircraft: https://openairdocs.org/model/schweizer-sgu-2-22e/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.