# N1840: Schjeldahl POWERED AIRSHIP, registration cancelled 1970-09-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 18, 1970
- Status when cancelled: Valid registration
- Airframe: [Schjeldahl POWERED AIRSHIP](https://openairdocs.org/model/schjeldahl-powered-airship) (registry code 05605YF)
- Serial number: LF00020
- Type of aircraft: Blimp/Dirigible
- Certificate issued: October 25, 1967
- Mode S code: A151E0
- Owner when cancelled: [U S Goverment](https://openairdocs.org/faa-owner/U%20S%20GOVERMENT)
- Location: [Northfield, MN](https://openairdocs.org/faa-place/MN/Northfield)
- Owner type: Government
- The mark today: https://openairdocs.org/aircraft/N1840
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1840
- Page: https://openairdocs.org/deregistered/N1840-1970-09-18

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 Schjeldahl POWERED AIRSHIP: https://openairdocs.org/model/schjeldahl-powered-airship.md

## Other aircraft with N1840

- [Cancelled 2015-05-20](https://openairdocs.org/deregistered/N1840-2015-05-20): Fairey FIREFLY, S/N WD-840. Sale reported, canceled. Owner: Monaco
- [Cancelled 1934-07-17](https://openairdocs.org/deregistered/N1840-1934-07-17): Waco GXE, S/N 929. Owner: [Hatt Kermit R](https://openairdocs.org/faa-owner/HATT%20KERMIT%20R), [Milo, ME](https://openairdocs.org/faa-place/ME/Milo)

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