# N503AK: 2000 Antares MA-33

- Status: Valid registration
- Airframe: [Antares MA-33](https://openairdocs.org/model/antares-ma-33) (registry code 05903T9, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: ANT159
- Year built: 2000
- Type: Weight-shift-control
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: October 13, 2007
- Certificate issued: February 4, 2016
- Expires: February 28, 2029
- Mode S code: A6451F
- Registered owner: [Hood Lloyd A](https://openairdocs.org/faa-owner/HOOD%20LLOYD%20A)
- Location: [Wasilla, AK](https://openairdocs.org/faa-place/AK/Wasilla)
- Owner type: Individual
- Owner's area on the map: 61.6051° N, 149.4227° W: Placed by OpenAirDocs at the center of ZIP code 99654, 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=503AK
- Page: https://openairdocs.org/aircraft/N503AK

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 (Antares MA-33)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N503AK.

## FAA accident and incident reports

None matched to N503AK.

## 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 Antares MA-33 aircraft: https://openairdocs.org/model/antares-ma-33/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.md

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