# N701BU: 2010 Unruh Brian K ZENITH CH701

- Status: Valid registration
- Airframe: [Unruh Brian K ZENITH CH701](https://openairdocs.org/model/unruh-brian-k-zenith-ch701) (registry code 056281S, 2 seats)
- Engine: [Rotax 912UL](https://openairdocs.org/engine/rotax-912ul) (registry code 55592)
- Serial number: 7-4831
- Year built: 2010
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Zenith Acft Co STOL CH 701
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 4, 2010
- Certificate issued: August 24, 2009
- Expires: March 31, 2028
- Mode S code: A95871
- Registered owner: [Unruh Brian K](https://openairdocs.org/faa-owner/UNRUH%20BRIAN%20K)
- Location: [Riverhead, NY](https://openairdocs.org/faa-place/NY/Riverhead)
- Owner type: Individual
- Owner's area on the map: 40.9281° N, 72.6482° W: Placed by OpenAirDocs at the center of ZIP code 11901, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=701BU
- Page: https://openairdocs.org/aircraft/N701BU

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 (Unruh Brian K ZENITH CH701)

None in force.

### Matched by engine (Rotax 912UL)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N701BU.

## FAA accident and incident reports

None matched to N701BU.

## 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 Unruh Brian K ZENITH CH701 aircraft: https://openairdocs.org/model/unruh-brian-k-zenith-ch701/aircraft.md
- The Rotax 912UL engine: https://openairdocs.org/engine/rotax-912ul.md

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