# N9741Z: Spherotrol SE-1, registration cancelled 1973-04-10

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 10, 1973
- Status when cancelled: Valid registration
- Airframe: [Spherotrol SE-1](https://openairdocs.org/model/spherotrol-se-1) (registry code 056025Z)
- Serial number: 0001
- Type of aircraft: Rotorcraft
- Certificate issued: September 28, 1964
- Mode S code: AD9514
- Owner when cancelled: [Miles Melvin O/Miles Pearl E](https://openairdocs.org/faa-owner/MILES%20MELVIN%20O%2FMILES%20PEARL%20E)
- Location: [Fountain Valley, CA](https://openairdocs.org/faa-place/CA/Fountain%20Valley)
- Owner type: Co-owned
- The mark today: https://openairdocs.org/aircraft/N9741Z
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9741Z
- Page: https://openairdocs.org/deregistered/N9741Z-1973-04-10

From the FAA registry file of November 3, 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 Spherotrol SE-1: https://openairdocs.org/model/spherotrol-se-1.md

## Other aircraft with N9741Z

- [Cancelled 2017-07-07](https://openairdocs.org/deregistered/N9741Z-2017-07-07): Thunder Balloons AX7-77, S/N 882. Registration expired, pending cancellation. Owner: [Bumpass Edwin A](https://openairdocs.org/faa-owner/BUMPASS%20EDWIN%20A), [Avon, CO](https://openairdocs.org/faa-place/CO/Avon)
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N9741Z-undated): Cessna U206G, S/N U20606635. N-number assigned, not yet registered

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