# N621RS: Stauter Robert RV-4

- Status: Valid registration
- Airframe: [Stauter Robert RV-4](https://openairdocs.org/model/stauter-robert-rv-4) (registry code 056086G, 2 seats)
- Engine: [Lycoming I0360 SER A&C](https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (registry code 41511)
- Serial number: 1438
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 21, 1988
- Certificate issued: June 5, 2026
- Expires: June 30, 2033
- Mode S code: A81B7C
- Registered owner: [Neuroth Kurt V](https://openairdocs.org/faa-owner/NEUROTH%20KURT%20V)
- Location: [Saint Charles, MO](https://openairdocs.org/faa-place/MO/Saint%20Charles)
- Owner type: Individual
- Owner's area on the map: 38.7957° N, 90.5154° W: Placed by OpenAirDocs: center of St. Charles, MO, 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=621RS
- Page: https://openairdocs.org/aircraft/N621RS

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 (Stauter Robert RV-4)

None in force.

### Matched by engine (Lycoming I0360 SER A&C)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N621RS.

## FAA accident and incident reports

None matched to N621RS.

## 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 Stauter Robert RV-4 aircraft: https://openairdocs.org/model/stauter-robert-rv-4/aircraft.md
- The Lycoming I0360 SER A&C engine: https://openairdocs.org/engine/lycoming-i0360-ser-a-c.md

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