# N512ST: 2010 Kloos Alan J PULSAR

- Status: Valid registration
- Airframe: [Kloos Alan J PULSAR](https://openairdocs.org/model/kloos-alan-j-pulsar) (registry code 05630A6, 2 seats)
- Engine: [Rotax SEE BOMBADIER](https://openairdocs.org/engine/rotax-see-bombadier) (registry code 55555)
- Serial number: 182
- Year built: 2010
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 3, 2013
- Certificate issued: November 28, 1995
- Expires: October 31, 2028
- Mode S code: A66A7F
- Registered owners: [Kloos Alan J](https://openairdocs.org/faa-owner/KLOOS%20ALAN%20J), [Kloos Theresa A](https://openairdocs.org/faa-owner/KLOOS%20THERESA%20A)
- Location: [Pagosa Springs, CO](https://openairdocs.org/faa-place/CO/Pagosa%20Springs)
- Owner type: Co-owned
- Owner's area on the map: 37.2862° N, 107.0918° W: Placed by OpenAirDocs at the center of ZIP code 81147, within about 21 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=512ST
- Page: https://openairdocs.org/aircraft/N512ST

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 (Kloos Alan J PULSAR)

None in force.

### Matched by engine (Rotax SEE BOMBADIER)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N512ST.

## FAA accident and incident reports

None matched to N512ST.

## 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 Kloos Alan J PULSAR aircraft: https://openairdocs.org/model/kloos-alan-j-pulsar/aircraft.md
- The Rotax SEE BOMBADIER engine: https://openairdocs.org/engine/rotax-see-bombadier.md

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