# N448WM: 2004 Mcfarland Bill CHALLENGER II, registration cancelled 2012-07-24

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 24, 2012
- Status when cancelled: Registration pending, canceled
- Airframe: [Mcfarland Bill CHALLENGER II](https://openairdocs.org/model/mcfarland-bill-challenger-ii) (registry code 05615B0)
- Engine: [Bombardier ROTAX (ALL)](https://openairdocs.org/engine/bombardier-rotax-all) (registry code 09050)
- Serial number: CH2-1002-2263
- Year built: 2004
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Zanklites CHALLENGER II
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 14, 2004
- Last registry action: October 29, 2010
- Mode S code: A56A55
- Location: [West Fargo, ND](https://openairdocs.org/faa-place/ND/West%20Fargo)
- Owner type: Individual
- Owner's area on the map: 46.8672° N, 96.9422° W: Placed by OpenAirDocs at the center of ZIP code 58078, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N448WM
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=448WM
- Page: https://openairdocs.org/deregistered/N448WM-2012-07-24

From the FAA registry file of October 28, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Mcfarland Bill CHALLENGER II: https://openairdocs.org/model/mcfarland-bill-challenger-ii.md

## 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 CEN11LA050](https://openairdocs.org/ntsb/CEN11LA050), Nov 1, 2010: Mcfarland Bill Challenger II (N448WM), Praire Du Sac, WI, substantial damage, 1 fatal. Probable cause: The separation of the fuselage-mounted wing strut attachment fitting for an undetermined reason, which resulted in the separation of the left wing of the airplane.

## 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 20101101050989A](https://openairdocs.org/incident/20101101050989A), Nov 1, 2010: Mcfarland B CHALLENGER (N448WM), Prairie Du Sac, WI, Destroyed, 1 fatal. On November 1, 2010 at 14:15 CDT, the pilot of an amatuer bulit Challenger ii experienced an in flight breakup 3 miles north of the Sauk-Prairie Airport,…

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