# N48UG: 2005 Test TST-10

- Status: Valid registration
- Airframe: [Test TST-10](https://openairdocs.org/model/test-tst-10) (registry code 05626GO, 1 seats)
- Engine: [Rotax 447](https://openairdocs.org/engine/rotax-447) (registry code 55576)
- Serial number: 10021805
- Year built: 2005
- Type: Glider
- Engine type: 2 cycle
- Airworthiness: Experimental, racing, exhibition
- Airworthiness date: June 23, 2008
- Certificate issued: August 25, 2017
- Expires: August 31, 2027
- Mode S code: A5E809
- Registered owner: [Dierker Robert R](https://openairdocs.org/faa-owner/DIERKER%20ROBERT%20R)
- Location: [Chestertown, MD](https://openairdocs.org/faa-place/MD/Chestertown)
- Owner type: Individual
- Owner's area on the map: 39.2095° N, 76.0839° W: Placed by OpenAirDocs at the center of ZIP code 21620, 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=48UG
- Page: https://openairdocs.org/aircraft/N48UG

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 (Test TST-10)

None in force.

### Matched by engine (Rotax 447)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N48UG.

## FAA accident and incident reports

None matched to N48UG.

## 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 Test TST-10 aircraft: https://openairdocs.org/model/test-tst-10/aircraft.md
- The Rotax 447 engine: https://openairdocs.org/engine/rotax-447.md

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