# N412GB: 2002 Williams Roland E RAF 2000 GTX SE FI

- Status: Valid registration
- Airframe: [Williams Roland E RAF 2000 GTX SE FI](https://openairdocs.org/model/williams-roland-e-raf-2000-gtx-se-fi) (registry code 05614LP, 2 seats)
- Engine: [Subaru ALL MDLS A/B](https://openairdocs.org/engine/subaru-all-mdls-a-b) (registry code 59050)
- Serial number: REW-01
- Year built: 2002
- Type: Rotorcraft
- Engine type: Reciprocating
- Kit: Rotary Air Force Marketing RAF 2000 GTX SE
- Airworthiness: Experimental, amateur built
- Airworthiness date: March 8, 2005
- Certificate issued: November 3, 2011
- Expires: November 30, 2027
- Mode S code: A4DC26
- Registered owner: [Kalvoda Charles B](https://openairdocs.org/faa-owner/KALVODA%20CHARLES%20B)
- Location: [Mandan, ND](https://openairdocs.org/faa-place/ND/Mandan)
- Owner type: Individual
- Owner's area on the map: 46.7557° N, 100.9487° W: Placed by OpenAirDocs at the center of ZIP code 58554, within about 13 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=412GB
- Page: https://openairdocs.org/aircraft/N412GB

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 (Williams Roland E RAF 2000 GTX SE FI)

None in force.

### Matched by engine (Subaru ALL MDLS A/B)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N412GB.

## FAA accident and incident reports

None matched to N412GB.

## 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 Williams Roland E RAF 2000 GTX SE FI aircraft: https://openairdocs.org/model/williams-roland-e-raf-2000-gtx-se-fi/aircraft.md
- The Subaru ALL MDLS A/B engine: https://openairdocs.org/engine/subaru-all-mdls-a-b.md

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