# N4831A: Excalibur EXCALIBUR

- Status: Sale reported
- Airframe: [Excalibur EXCALIBUR](https://openairdocs.org/model/excalibur-excalibur) (registry code 05902ZN, 2 seats)
- Engine: [Rotax 503ULDCDI](https://openairdocs.org/engine/rotax-503uldcdi) (registry code 55568)
- Serial number: 102898
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: January 21, 2008
- Mode S code: A5F63A
- Location: [Mountain View, MO](https://openairdocs.org/faa-place/MO/Mountain%20View)
- Owner type: Individual
- Owner's area on the map: 37.0059° N, 91.7109° W: Placed by OpenAirDocs at the center of ZIP code 65548, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4831A
- Page: https://openairdocs.org/aircraft/N4831A

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 (Excalibur EXCALIBUR)

None in force.

### Matched by engine (Rotax 503ULDCDI)

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 CEN25LA180](https://openairdocs.org/ntsb/CEN25LA180), May 18, 2025: Excalibur Excalibur (N4831A), Mountain View Airport, MO, substantial damage. Probable cause: An in-flight collision with a bird while enroute.

## NTSB investigations on N4831A not matched to an aircraft (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 LAX86LA327](https://openairdocs.org/ntsb/LAX86LA327), Aug 22, 1986: Cessna P210N (N4831A), Coalinga, CA, substantial damage

## 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 20250518005609A](https://openairdocs.org/incident/20250518005609A), May 18, 2025: Excalibur Aircraft EXCALIBUR (N4831A), Mountain View, MO, Substantial damage. An experimental light sport aircraft with one passenger was flying at approximately 1500 AGL. A large bird struck the RH MLG, causing it to separate from 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.

## Earlier aircraft with N4831A

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4831A before.

- [Cancelled 1971-10-06](https://openairdocs.org/deregistered/N4831A-1971-10-06): Piper PA-22-150, S/N 22-3984. Owner: [Carrel John S](https://openairdocs.org/faa-owner/CARREL%20JOHN%20S), [Byron, GA](https://openairdocs.org/faa-place/GA/Byron)

## Related

- Other Excalibur EXCALIBUR aircraft: https://openairdocs.org/model/excalibur-excalibur/aircraft.md
- The Rotax 503ULDCDI engine: https://openairdocs.org/engine/rotax-503uldcdi.md

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