# N4789Y: Balloon Works FIREFLY 7, registration cancelled 1991-03-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 20, 1991
- Status when cancelled: Triennial form not returned
- Airframe: [Balloon Works FIREFLY 7](https://openairdocs.org/model/balloon-works-firefly-7) (registry code 1050100)
- Data sheets: [TCDS A14SO](https://openairdocs.org/tcds/A14SO) (OpenAirDocs)
- Serial number: 10228
- Type of aircraft: Balloon
- Certificate issued: January 6, 1986
- Last registry action: January 31, 1991
- Mode S code: A5E27C
- Owner when cancelled: [Benzinger Bill](https://openairdocs.org/faa-owner/BENZINGER%20BILL)
- Location: [Costa Mesa, CA](https://openairdocs.org/faa-place/CA/Costa%20Mesa)
- Owner type: Individual
- Owner's area on the map: 33.6481° N, 117.9212° W: Placed by OpenAirDocs at the center of ZIP code 92627, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4789Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4789Y
- Page: https://openairdocs.org/deregistered/N4789Y-1991-03-20

From the FAA registry file of November 7, 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 Balloon Works FIREFLY 7: https://openairdocs.org/model/balloon-works-firefly-7.md

## Other aircraft with N4789Y

- [Cancelled 1971-03-12](https://openairdocs.org/deregistered/N4789Y-1971-03-12): Piper PA-25-235, S/N 25-4562. Owner: [A A A Flying Service](https://openairdocs.org/faa-owner/A%20A%20A%20FLYING%20SERVICE), [Atmore, AL](https://openairdocs.org/faa-place/AL/Atmore)

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