# N636L: 2008 TL Ultralight Sro STING S3

- Status: Valid registration
- Airframe: [TL Ultralight Sro STING S3](https://openairdocs.org/model/tl-ultralight-sro-sting-s3) (registry code 060005G, 2 seats)
- Engine: [Rotax 912ULS series](https://openairdocs.org/engine/rotax-912uls-series) (registry code 55572)
- Serial number: TLUSA171
- Year built: 2008
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, operating light-sport, previously under 21.190
- Airworthiness date: February 27, 2024
- Certificate issued: February 6, 2009
- Expires: March 31, 2030
- Mode S code: A85500
- Registered owner: [Dan Koester Air LLC](https://openairdocs.org/faa-owner/DAN%20KOESTER%20AIR%20LLC)
- Location: [Poseyville, IN](https://openairdocs.org/faa-place/IN/Poseyville)
- Owner type: LLC
- Owner's area on the map: 38.1674° N, 87.7863° W: Placed by OpenAirDocs at the center of ZIP code 47633, 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=636L
- Page: https://openairdocs.org/aircraft/N636L

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. The registry lists only the engine series, so ADs for every Rotax 912ULS model are included.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (TL Ultralight Sro STING S3)

None in force.

### Matched by engine (Rotax 912ULS series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N636L.

## FAA accident and incident reports

None matched to N636L.

## 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 TL Ultralight Sro STING S3 aircraft: https://openairdocs.org/model/tl-ultralight-sro-sting-s3/aircraft.md
- The Rotax 912ULS series engine: https://openairdocs.org/engine/rotax-912uls-series.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.