# N91599: 2001 Macnutt William Phillip WPM4, registration cancelled 2017-10-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 20, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Macnutt William Phillip WPM4](https://openairdocs.org/model/macnutt-william-phillip-wpm4) (registry code 056108X)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 001
- Year built: 2001
- Type of aircraft: Balloon
- Airworthiness: Experimental, amateur built
- Airworthiness date: June 26, 2001
- Certificate issued: March 2, 2001
- Last registry action: April 1, 2011
- Mode S code: ACACF3
- Owner when cancelled: [Macnutt William Phillip](https://openairdocs.org/faa-owner/MACNUTT%20WILLIAM%20PHILLIP)
- Location: [Austin, TX](https://openairdocs.org/faa-place/TX/Austin)
- Owner type: Individual
- Owner's area on the map: 30.2430° N, 97.7651° W: Placed by OpenAirDocs at the center of ZIP code 78704, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N91599
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91599
- Page: https://openairdocs.org/deregistered/N91599-2017-10-20

From the FAA registry file of October 31, 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 Macnutt William Phillip WPM4: https://openairdocs.org/model/macnutt-william-phillip-wpm4.md

## Other aircraft with N91599

- [Cancelled 1975-06-11](https://openairdocs.org/deregistered/N91599-1975-06-11): Cessna 182M, S/N 18259837. Owner: [Cap Division Department Of Military Affairs](https://openairdocs.org/faa-owner/CAP%20DIVISION%20DEPARTMENT%20OF%20MILITARY%20AFFAIRS), [Denver, CO](https://openairdocs.org/faa-place/CO/Denver)

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