# N5415A: 2012 Allen R Kerstetter KOLB MK 3

- Status: Valid registration
- Airframe: [Allen R Kerstetter KOLB MK 3](https://openairdocs.org/model/allen-r-kerstetter-kolb-mk-3) (registry code 05631K1, 2 seats)
- Engine: [Rotax 912UL series](https://openairdocs.org/engine/rotax-912ul-series) (registry code 55571)
- Serial number: 0193912UL
- Year built: 2012
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Kit: Kolb Company Inc KOLB TWINSTAR MK III
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 17, 2012
- Certificate issued: July 29, 2020
- Expires: July 31, 2027
- Mode S code: A6DEAB
- Registered owner: [Parkhurst Thomas G](https://openairdocs.org/faa-owner/PARKHURST%20THOMAS%20G)
- Location: [Guilford, NY](https://openairdocs.org/faa-place/NY/Guilford)
- Owner type: Individual
- Owner's area on the map: 42.4225° N, 75.4766° W: Placed by OpenAirDocs at the center of ZIP code 13780, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=5415A
- Page: https://openairdocs.org/aircraft/N5415A

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 912UL model are included.

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

### Matched by airframe (Allen R Kerstetter KOLB MK 3)

None in force.

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

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N5415A.

## NTSB investigations on N5415A not matched to an aircraft (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB MKC69D0169](https://openairdocs.org/ntsb/MKC69D0169), Sep 1, 1968: Cessna 310B (N5415A), Whiting, IA, substantial damage

## FAA accident and incident reports

None matched to N5415A.

## 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 Allen R Kerstetter KOLB MK 3 aircraft: https://openairdocs.org/model/allen-r-kerstetter-kolb-mk-3/aircraft.md
- The Rotax 912UL series engine: https://openairdocs.org/engine/rotax-912ul-series.md

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