# N831L: 1986 Phantom X-1

- Status: Valid registration
- Airframe: [Phantom X-1](https://openairdocs.org/model/phantom-x-1) (registry code 059013F, 1 seats)
- Engine: [Rotax 503 series](https://openairdocs.org/engine/rotax-503-series) (registry code 55564)
- Serial number: 009R
- Year built: 1986
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: January 25, 2008
- Certificate issued: February 10, 2014
- Expires: February 28, 2030
- Mode S code: AB5D0B
- Registered owner: [Smith David W](https://openairdocs.org/faa-owner/SMITH%20DAVID%20W)
- Location: [Elgin, SC](https://openairdocs.org/faa-place/SC/Elgin)
- Owner type: Individual
- Owner's area on the map: 34.1852° N, 80.8048° W: Placed by OpenAirDocs at the center of ZIP code 29045, 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=831L
- Page: https://openairdocs.org/aircraft/N831L

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 Rotax 503 model are included.

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

### Matched by airframe (Phantom X-1)

None in force.

### Matched by engine (Rotax 503 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N831L.

## FAA accident and incident reports

None matched to N831L.

## 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 N831L

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N831L before.

- [Cancelled 2004-02-23](https://openairdocs.org/deregistered/N831L-2004-02-23): Boeing 727-2Q8, S/N 21826, built 1979. Sale reported. Owner: [Miami, FL](https://openairdocs.org/faa-place/FL/Miami)

## Related

- Other Phantom X-1 aircraft: https://openairdocs.org/model/phantom-x-1/aircraft.md
- The Rotax 503 series engine: https://openairdocs.org/engine/rotax-503-series.md

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