# N3128: 1970 Rohmann NON-EUCLIDEAN SPECIA, registration cancelled 2013-08-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 8, 2013
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Rohmann NON-EUCLIDEAN SPECIA](https://openairdocs.org/model/rohmann-non-euclidean-specia) (registry code 056020C)
- Serial number: R-2
- Year built: 1970
- Type of aircraft: Rotorcraft
- Certificate issued: November 2, 1979
- Last registry action: July 30, 1988
- Mode S code: A351AF
- Owner when cancelled: [Hardin Clyde W](https://openairdocs.org/faa-owner/HARDIN%20CLYDE%20W)
- Location: [Riverside, CA](https://openairdocs.org/faa-place/CA/Riverside)
- Owner type: Individual
- Owner's area on the map: 33.9084° N, 117.4013° W: Placed by OpenAirDocs at the center of ZIP code 92504, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3128
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3128
- Page: https://openairdocs.org/deregistered/N3128-2013-08-08

From the FAA registry file of November 12, 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 Rohmann NON-EUCLIDEAN SPECIA: https://openairdocs.org/model/rohmann-non-euclidean-specia.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.