# N515MK: 2025 Mark Krotky CH701

- Status: Valid registration
- Airframe: [Mark Krotky CH701](https://openairdocs.org/model/mark-krotky-ch701) (registry code 056421Q, 2 seats)
- Engine: [Rotax 912ULS](https://openairdocs.org/engine/rotax-912uls) (registry code 55607)
- Serial number: 1213
- Year built: 2025
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 12, 2025
- Certificate issued: September 21, 2026
- Expires: September 30, 2033
- Mode S code: A6751F
- Registered owner: [Vaughan Thomas](https://openairdocs.org/faa-owner/VAUGHAN%20THOMAS)
- Location: [Bakersfield, CA](https://openairdocs.org/faa-place/CA/Bakersfield)
- Owner type: Individual
- Owner's area on the map: 35.3918° N, 119.1195° W: Placed by OpenAirDocs at the center of ZIP code 93312, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=515MK
- Page: https://openairdocs.org/aircraft/N515MK

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 (Mark Krotky CH701)

None in force.

### Matched by engine (Rotax 912ULS)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N515MK.

## FAA accident and incident reports

None matched to N515MK.

## 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.

## Earlier aircraft with N515MK

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N515MK before.

- [Cancelled 2011-02-18](https://openairdocs.org/deregistered/N515MK-2011-02-18): Bell 222U, S/N 47515. First renewal notice. Owner: [Careflite](https://openairdocs.org/faa-owner/CAREFLITE), [Grand Prairie, TX](https://openairdocs.org/faa-place/TX/Grand%20Prairie)

## Related

- Other Mark Krotky CH701 aircraft: https://openairdocs.org/model/mark-krotky-ch701/aircraft.md
- The Rotax 912ULS engine: https://openairdocs.org/engine/rotax-912uls.md

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