# N4349: 1970 Knepper BENSEN GYRO-COPTER, registration cancelled 2012-11-09

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 9, 2012
- Status when cancelled: Sale reported, canceled
- Airframe: [Knepper BENSEN GYRO-COPTER](https://openairdocs.org/model/knepper-bensen-gyro-copter) (registry code 13007DY)
- Serial number: 1
- Year built: 1970
- Type of aircraft: Rotorcraft
- Last registry action: January 14, 1977
- Mode S code: A5358D
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: Individual
- Owner's area on the map: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4349
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4349
- Page: https://openairdocs.org/deregistered/N4349-2012-11-09

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 Knepper BENSEN GYRO-COPTER: https://openairdocs.org/model/knepper-bensen-gyro-copter.md

## Other aircraft with N4349

- [Registered now](https://openairdocs.org/aircraft/N4349): Nicholas H Knobil KNOBIL-SOPWITH F.1, S/N 4349, built 2022

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