# N512D: Courtney David M CHALLENGER II CWS

- Status: Valid registration
- Airframe: [Courtney David M CHALLENGER II CWS](https://openairdocs.org/model/courtney-david-m-challenger-ii-cws) (registry code 05621QI, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: CH2-1005-CW-2680
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Kit: Quad City Ultralight Acft Corp CHALLENGER II
- Airworthiness: Experimental, amateur built
- Airworthiness date: December 1, 2007
- Certificate issued: September 27, 2017
- Expires: September 30, 2027
- Mode S code: A66928
- Registered owner: [Muri Dennis W](https://openairdocs.org/faa-owner/MURI%20DENNIS%20W)
- Location: [Billings, MT](https://openairdocs.org/faa-place/MT/Billings)
- Owner type: Individual
- Owner's area on the map: 45.5641° N, 108.3336° W: Placed by OpenAirDocs at the center of ZIP code 59101, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=512D
- Page: https://openairdocs.org/aircraft/N512D

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 (Courtney David M CHALLENGER II CWS)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N512D.

## FAA accident and incident reports

None matched to N512D.

## 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 N512D

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N512D before.

- [Cancelled 2008-06-20](https://openairdocs.org/deregistered/N512D-2008-06-20): Cessna 182E, S/N 18254044, built 1962. Exported to Canada. Owner: [Wilson Mary Michelle Trustee](https://openairdocs.org/faa-owner/WILSON%20MARY%20MICHELLE%20TRUSTEE), [Thermal, CA](https://openairdocs.org/faa-place/CA/Thermal)

## Related

- Other Courtney David M CHALLENGER II CWS aircraft: https://openairdocs.org/model/courtney-david-m-challenger-ii-cws/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.md

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