# N1950J: 2023 Judge Russell M SHARK 600

- Status: Valid registration
- Airframe: [Judge Russell M SHARK 600](https://openairdocs.org/model/judge-russell-m-shark-600) (registry code 0564168, 2 seats)
- Engine: [Rotax 912ULS series](https://openairdocs.org/engine/rotax-912uls-series) (registry code 55572)
- Serial number: 144
- Year built: 2023
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Shark Aero SHARK 600
- Airworthiness: Experimental, amateur built
- Airworthiness date: June 17, 2024
- Certificate issued: December 29, 2023
- Expires: December 31, 2030
- Mode S code: A17D1F
- Registered owner: [Judge Russell M](https://openairdocs.org/faa-owner/JUDGE%20RUSSELL%20M)
- Location: [Newton, NJ](https://openairdocs.org/faa-place/NJ/Newton)
- Owner type: Individual
- Owner's area on the map: 41.0573° N, 74.8027° W: Placed by OpenAirDocs at the center of ZIP code 07860, 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=1950J
- Page: https://openairdocs.org/aircraft/N1950J

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 912ULS model are included.

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

### Matched by airframe (Judge Russell M SHARK 600)

None in force.

### Matched by engine (Rotax 912ULS series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N1950J.

## FAA accident and incident reports

None matched to N1950J.

## 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 N1950J

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N1950J before.

- [Cancelled 2016-05-24](https://openairdocs.org/deregistered/N1950J-2016-05-24): Moore Ronald J ONEX, S/N ONX0118, built 2015. Owner: [Moore Ronald J](https://openairdocs.org/faa-owner/MOORE%20RONALD%20J), [Tollhouse, CA](https://openairdocs.org/faa-place/CA/Tollhouse)
- [Cancelled 2006-12-01](https://openairdocs.org/deregistered/N1950J-2006-12-01): Ayres S2R-T15, S/N T15-024, built 1990. Exported to Ecuador. Owner: [Culp Lynn](https://openairdocs.org/faa-owner/CULP%20LYNN), [Petersburg, TX](https://openairdocs.org/faa-place/TX/Petersburg)

## Related

- Other Judge Russell M SHARK 600 aircraft: https://openairdocs.org/model/judge-russell-m-shark-600/aircraft.md
- The Rotax 912ULS series engine: https://openairdocs.org/engine/rotax-912uls-series.md

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