# N20GL: 2020 Leo Knowlden RV-10

- Status: Valid registration
- Airframe: [Leo Knowlden RV-10](https://openairdocs.org/model/leo-knowlden-rv-10) (registry code 05638ZW, 4 seats)
- Engine: [Lycoming YIO-540 SERIE](https://openairdocs.org/engine/lycoming-yio-540-serie) (registry code 41779)
- Serial number: 41593
- Year built: 2020
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Kit: Vans Aircraft Inc RV-10
- Airworthiness: Experimental, amateur built
- Airworthiness date: January 12, 2020
- Certificate issued: May 18, 2023
- Expires: May 31, 2030
- Mode S code: A1904B
- Registered owner: [Knowlden Leo S](https://openairdocs.org/faa-owner/KNOWLDEN%20LEO%20S)
- Location: [Forest City, NC](https://openairdocs.org/faa-place/NC/Forest%20City)
- Owner type: Individual
- Owner's area on the map: 35.3124° N, 81.8703° W: Placed by OpenAirDocs at the center of ZIP code 28043, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=20GL
- Page: https://openairdocs.org/aircraft/N20GL

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 (Leo Knowlden RV-10)

None in force.

### Matched by engine (Lycoming YIO-540 SERIE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N20GL.

## FAA accident and incident reports

None matched to N20GL.

## 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 N20GL

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N20GL before.

- [Cancelled 2013-05-22](https://openairdocs.org/deregistered/N20GL-2013-05-22): Beech E18S, S/N BA-174, built 1956. Registration expired, pending cancellation. Owner: [Dwyer Hubert J](https://openairdocs.org/faa-owner/DWYER%20HUBERT%20J), [Clear Lake, IA](https://openairdocs.org/faa-place/IA/Clear%20Lake)

## Related

- Other Leo Knowlden RV-10 aircraft: https://openairdocs.org/model/leo-knowlden-rv-10/aircraft.md
- The Lycoming YIO-540 SERIE engine: https://openairdocs.org/engine/lycoming-yio-540-serie.md

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