# N4789S: 2011 Unmanned Systems SANDSTORM, registration cancelled 2019-01-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 18, 2019
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Unmanned Systems SANDSTORM](https://openairdocs.org/model/unmanned-systems-sandstorm) (registry code 061002B)
- Engine: [Hacker A60-18L](https://openairdocs.org/engine/hacker-a60-18l) (registry code 36440)
- Serial number: 11-005E
- Year built: 2011
- Type of aircraft: Fixed wing single engine
- Engine type: Electric
- Airworthiness: Experimental, unmanned, research and development, unmanned, market survey, unmanned, crew training
- Airworthiness date: March 13, 2014
- Certificate issued: September 12, 2012
- Last registry action: April 21, 2015
- Mode S code: A5E276
- Owner when cancelled: [Northrop Grumman Technical Services Inc](https://openairdocs.org/faa-owner/NORTHROP%20GRUMMAN%20TECHNICAL%20SERVICES%20INC)
- Location: [Sierra Vista, AZ](https://openairdocs.org/faa-place/AZ/Sierra%20Vista)
- Owner type: Corporation
- Owner's area on the map: 31.5531° N, 110.1711° W: Placed by OpenAirDocs at the center of ZIP code 85635, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4789S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4789S
- Page: https://openairdocs.org/deregistered/N4789S-2019-01-18

From the FAA registry file of October 29, 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 Unmanned Systems SANDSTORM: https://openairdocs.org/model/unmanned-systems-sandstorm.md

## Other aircraft with N4789S

- [Cancelled 1995-01-17](https://openairdocs.org/deregistered/N4789S-1995-01-17): Balloon Works FIREFLY 7, S/N 10227. Second triennial mailing, no response. Owner: [Winds Aloft Ltd](https://openairdocs.org/faa-owner/WINDS%20ALOFT%20LTD), [Shelburne, VT](https://openairdocs.org/faa-place/VT/Shelburne)
- [Cancelled 1965-07-15](https://openairdocs.org/deregistered/N4789S-1965-07-15): Douglas RC54V, S/N 72486, built 1965. Exported to Peru. Owner: [Gibson Capers C--Gibson Inspection & Consulting Co](https://openairdocs.org/faa-owner/GIBSON%20CAPERS%20C--GIBSON%20INSPECTION%20%26%20CONSULTING%20CO), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami)

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