# N8647R: 1963 Schweizer SGU 2-22CK

- Status: Valid registration
- Airframe: [Schweizer SGU 2-22CK](https://openairdocs.org/model/schweizer-sgu-2-22ck) (registry code 8050610, 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: 149
- Year built: 1963
- Type: Glider
- Engine type: None
- Airworthiness: Standard
- Airworthiness date: September 26, 1962
- Certificate issued: February 12, 1987
- Expires: February 28, 2030
- Mode S code: ABE110
- Registered owners: [Lutes Ralph E](https://openairdocs.org/faa-owner/LUTES%20RALPH%20E), [Lutes Melba S](https://openairdocs.org/faa-owner/LUTES%20MELBA%20S)
- Location: [Shipshewana, IN](https://openairdocs.org/faa-place/IN/Shipshewana)
- Owner type: Co-owned
- Owner's area on the map: 41.6912° N, 85.5837° W: Placed by OpenAirDocs at the center of ZIP code 46565, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=8647R
- Page: https://openairdocs.org/aircraft/N8647R

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 2-22CK)

- [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 N8647R.

## FAA accident and incident reports

None matched to N8647R.

## 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) (6)

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 2-22CK)

- [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
- [STC SG4-1411](https://openairdocs.org/stc/SG4-1411): Ceconite 103 covering of glider. Cooper Engineering Corporation

## Related

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

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