# N173JS: 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: 173
- Type: Glider
- Engine type: None
- Airworthiness: Standard
- Airworthiness date: November 1, 1963
- Certificate issued: June 12, 2025
- Expires: June 30, 2032
- Mode S code: A1252B
- Registered owner: [Cleveland Soaring Society Inc](https://openairdocs.org/faa-owner/CLEVELAND%20SOARING%20SOCIETY%20INC)
- Location: [Hartville, OH](https://openairdocs.org/faa-place/OH/Hartville)
- Owner type: Corporation
- Owner's area on the map: 40.9630° N, 81.3054° W: Placed by OpenAirDocs at the center of ZIP code 44632, 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=173JS
- Page: https://openairdocs.org/aircraft/N173JS

From the FAA registry file of October 22, 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 (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 CHI83LA179](https://openairdocs.org/ntsb/CHI83LA179), Apr 23, 1983: Schweizer SGU 2-22E (N173JS), Cadiz, OH, substantial damage

## 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 19830423015149A](https://openairdocs.org/incident/19830423015149A), Apr 23, 1983: Scwzer SGU222E (N173JS), Cadiz, OH, Substantial damage. Student glider pilot overshot landing, glider crashed into hill at end of runway.

## 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

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