# N913SJ: Legend Air Alaska AK-18-4PX

- Status: Valid registration
- Airframe: [Legend Air Alaska AK-18-4PX](https://openairdocs.org/model/legend-air-alaska-ak-18-4px) (registry code 05643II, 4 seats)
- Engine: [Aerosport O-360](https://openairdocs.org/engine/aerosport-o-360) (registry code 01300)
- Serial number: AK-001
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Limited
- Airworthiness date: April 3, 2026
- Certificate issued: June 25, 2026
- Expires: June 30, 2033
- Mode S code: ACA369
- Registered owner: [Haddix Christopher](https://openairdocs.org/faa-owner/HADDIX%20CHRISTOPHER)
- 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=913SJ
- Page: https://openairdocs.org/aircraft/N913SJ

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 (Legend Air Alaska AK-18-4PX)

None in force.

### Matched by engine (Aerosport O-360)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ANC26LA083](https://openairdocs.org/ntsb/ANC26LA083), Aug 6, 2026: Legend Air Alaska AK-18-4PX (N913SJ), Butte, AK, substantial damage, investigation ongoing

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20260805009269A](https://openairdocs.org/incident/20260805009269A), Aug 5, 2026: Legend Air Alaska LLC AK-18-4PX (N913SJ), Palmer, AK, Substantial damage. Pilot attempted to land an aircraft on a sand or gravel strip that was not an official airport runway. During the landing rollout, the pilot realized that the…

## 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 Legend Air Alaska AK-18-4PX aircraft: https://openairdocs.org/model/legend-air-alaska-ak-18-4px/aircraft.md
- The Aerosport O-360 engine: https://openairdocs.org/engine/aerosport-o-360.md

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