# N4057T: Balloon Works FIREFLY 7, registration cancelled 1990-02-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 15, 1990
- 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: 10125
- Type of aircraft: Balloon
- Mode S code: A4C293
- The mark today: https://openairdocs.org/aircraft/N4057T
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4057T
- Page: https://openairdocs.org/deregistered/N4057T-1990-02-15

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 Balloon Works FIREFLY 7: https://openairdocs.org/model/balloon-works-firefly-7.md

## Other aircraft with N4057T

- [Cancelled 2020-07-07](https://openairdocs.org/deregistered/N4057T-2020-07-07): Robinson Helicopter R66, S/N 0975, built 2020. Exported to United Kingdom. Owner: [Robinson Helicopter Co](https://openairdocs.org/faa-owner/ROBINSON%20HELICOPTER%20CO), [Torrance, CA](https://openairdocs.org/faa-place/CA/Torrance)
- [Cancelled 2009-04-16](https://openairdocs.org/deregistered/N4057T-2009-04-16): Wyman Ivan C PIETENPOL-GN1 AIRCMP, S/N 1. Triennial form undeliverable. Owner: [Botsford Jon F](https://openairdocs.org/faa-owner/BOTSFORD%20JON%20F), [Hewitt, TX](https://openairdocs.org/faa-place/TX/Hewitt)

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