# N499WH: Hileman William W BD-4, registration cancelled 1991-10-16

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 16, 1991
- Status when cancelled: Triennial form not returned
- Airframe: [Hileman William W BD-4](https://openairdocs.org/model/hileman-william-w-bd-4) (registry code 11304E4)
- Serial number: 499
- Type of aircraft: Fixed wing single engine
- Certificate issued: March 12, 1985
- Last registry action: September 24, 1991
- Mode S code: A63383
- Owner when cancelled: [Hileman William W](https://openairdocs.org/faa-owner/HILEMAN%20WILLIAM%20W)
- Location: [Lingle, WY](https://openairdocs.org/faa-place/WY/Lingle)
- Owner type: Individual
- Owner's area on the map: 42.1238° N, 104.3898° W: Placed by OpenAirDocs at the center of ZIP code 82223, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N499WH
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=499WH
- Page: https://openairdocs.org/deregistered/N499WH-1991-10-16

From the FAA registry file of November 4, 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 Hileman William W BD-4: https://openairdocs.org/model/hileman-william-w-bd-4.md

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