# N150KM: 1998 Williamson & Morrison WILLY SPORT PLANE, registration cancelled 2005-10-27

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 27, 2005
- Status when cancelled: Triennial form not returned
- Airframe: [Williamson & Morrison WILLY SPORT PLANE](https://openairdocs.org/model/williamson-morrison-willy-sport-plane) (registry code 05605XU)
- Engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505)
- Data sheets: [TCDS E-223](https://openairdocs.org/tcds/E-223) (OpenAirDocs)
- Serial number: WSP101
- Year built: 1998
- Type of aircraft: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: November 16, 1999
- Certificate issued: September 10, 1998
- Last registry action: September 21, 2004
- Mode S code: A0CB1C
- Owners when cancelled: [Williamson Marion H](https://openairdocs.org/faa-owner/WILLIAMSON%20MARION%20H), [Morrison Karl F](https://openairdocs.org/faa-owner/MORRISON%20KARL%20F)
- Location: [Chesapeake, VA](https://openairdocs.org/faa-place/VA/Chesapeake)
- Owner type: Partnership
- Owner's area on the map: 36.8136° N, 76.2399° W: Placed by OpenAirDocs at the center of ZIP code 23325, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N150KM
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=150KM
- Page: https://openairdocs.org/deregistered/N150KM-2005-10-27

From the FAA registry file of October 29, 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 Williamson & Morrison WILLY SPORT PLANE: https://openairdocs.org/model/williamson-morrison-willy-sport-plane.md

## Other aircraft with N150KM

- [Registered now](https://openairdocs.org/aircraft/N150KM): Dassault MYSTERE FALCON 900, S/N 62

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