# N71TY: 2008 Ferkin Mark S-7S

- Status: Valid registration
- Airframe: [Ferkin Mark S-7S](https://openairdocs.org/model/ferkin-mark-s-7s) (registry code 05625X0, 2 seats)
- Engine: [Rotax 912ULS series](https://openairdocs.org/engine/rotax-912uls-series) (registry code 55572)
- Serial number: 1006448
- Year built: 2008
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Kit: Rans Inc RANS S7S
- Airworthiness: Experimental, amateur built
- Airworthiness date: February 8, 2008
- Certificate issued: December 12, 2023
- Expires: December 31, 2030
- Mode S code: A97B74
- Registered owner: [Saner Ronald](https://openairdocs.org/faa-owner/SANER%20RONALD)
- Location: [De Borgia, MT](https://openairdocs.org/faa-place/MT/De%20Borgia)
- Owner type: Individual
- Owner's area on the map: 47.4346° N, 115.4572° W: Placed by OpenAirDocs at the center of ZIP code 59830, 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=71TY
- Page: https://openairdocs.org/aircraft/N71TY

From the FAA registry file of October 21, 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 912ULS model are included.

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

### Matched by airframe (Ferkin Mark S-7S)

None in force.

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

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N71TY.

## FAA accident and incident reports

None matched to N71TY.

## Service difficulty reports

None filed for this aircraft.

## Related

- Other Ferkin Mark S-7S aircraft: https://openairdocs.org/model/ferkin-mark-s-7s/aircraft.md
- STCs for the Ferkin Mark S-7S: https://openairdocs.org/model/ferkin-mark-s-7s/stcs.md
- The Rotax 912ULS series engine: https://openairdocs.org/engine/rotax-912uls-series.md

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