# N57MB: 2003 Brocious Robert A KOLB MARK III

- Status: Valid registration
- Airframe: [Brocious Robert A KOLB MARK III](https://openairdocs.org/model/brocious-robert-a-kolb-mark-iii) (registry code 05614U8, 2 seats)
- Engine: [Rotax SEE BOMBADIER](https://openairdocs.org/engine/rotax-see-bombadier) (registry code 55555)
- Serial number: MT-99-4-00011
- Year built: 2003
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: New Kolb Aircraft MK III
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 3, 2003
- Certificate issued: May 19, 2014
- Expires: May 31, 2027
- Mode S code: A74D25
- Registered owner: [Batton Douglas M](https://openairdocs.org/faa-owner/BATTON%20DOUGLAS%20M)
- Location: [Williamsville, MO](https://openairdocs.org/faa-place/MO/Williamsville)
- Owner type: Individual
- Owner's area on the map: 36.9407° N, 90.4853° W: Placed by OpenAirDocs at the center of ZIP code 63967, 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=57MB
- Page: https://openairdocs.org/aircraft/N57MB

From the FAA registry file of October 22, 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 (Brocious Robert A KOLB MARK III)

None in force.

### Matched by engine (Rotax SEE BOMBADIER)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N57MB.

## FAA accident and incident reports

None matched to N57MB.

## 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 Brocious Robert A KOLB MARK III aircraft: https://openairdocs.org/model/brocious-robert-a-kolb-mark-iii/aircraft.md
- The Rotax SEE BOMBADIER engine: https://openairdocs.org/engine/rotax-see-bombadier.md

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