# N404AK: 2024 Aaa AL18

- Status: Valid registration
- Airframe: [Aaa AL18](https://openairdocs.org/model/aaa-al18) (registry code 05642J4, 2 seats)
- Engine: [Lycoming YO-360 series](https://openairdocs.org/engine/lycoming-yo-360-series) (registry code 42422)
- Serial number: AL-388
- Year built: 2024
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Kit: American Legend Aircraft Co AL18
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 3, 2024
- Certificate issued: May 23, 2025
- Expires: May 31, 2032
- Mode S code: A4BB87
- Registered owner: [Protsman Bryan Dale](https://openairdocs.org/faa-owner/PROTSMAN%20BRYAN%20DALE)
- Location: [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage)
- Owner type: Individual
- Owner's area on the map: 61.1637° N, 149.9966° W: Placed by OpenAirDocs at the center of ZIP code 99502, 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=404AK
- Page: https://openairdocs.org/aircraft/N404AK

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. The registry lists only the engine series, so ADs for every Lycoming YO-360 model are included.

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

### Matched by airframe (Aaa AL18)

None in force.

### Matched by engine (Lycoming YO-360 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N404AK.

## FAA accident and incident reports

None matched to N404AK.

## 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 N404AK

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N404AK before.

- [Cancelled 2014-07-22](https://openairdocs.org/deregistered/N404AK-2014-07-22): Cessna 172S, S/N 172S10600, built 2007. Exported to Colombia. Owner: [Executive Aircraft Management](https://openairdocs.org/faa-owner/EXECUTIVE%20AIRCRAFT%20MANAGEMENT), [Warsaw, IN](https://openairdocs.org/faa-place/IN/Warsaw)

## Related

- Other Aaa AL18 aircraft: https://openairdocs.org/model/aaa-al18/aircraft.md
- The Lycoming YO-360 series engine: https://openairdocs.org/engine/lycoming-yo-360-series.md

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