# N5DF: 1970 Knight Twister RACER 1, registration cancelled 2012-12-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 18, 2012
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Knight Twister RACER 1](https://openairdocs.org/model/knight-twister-racer-1) (registry code 497014P)
- Engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506)
- Data sheets: [TCDS E-229](https://openairdocs.org/tcds/E-229) (OpenAirDocs)
- Serial number: PD-1
- Year built: 1970
- Type of aircraft: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: May 12, 1980
- Certificate issued: August 21, 1968
- Last registry action: June 15, 2010
- Mode S code: A6358F
- Owner when cancelled: [Fairbanks Charles D](https://openairdocs.org/faa-owner/FAIRBANKS%20CHARLES%20D)
- Location: [Cincinnati, OH](https://openairdocs.org/faa-place/OH/Cincinnati)
- Owner type: Individual
- Owner's area on the map: 39.1141° N, 84.3263° W: Placed by OpenAirDocs at the center of ZIP code 45244, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N5DF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=5DF
- Page: https://openairdocs.org/deregistered/N5DF-2012-12-18

From the FAA registry file of October 27, 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 Knight Twister RACER 1: https://openairdocs.org/model/knight-twister-racer-1.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DEN71DXT09](https://openairdocs.org/ntsb/DEN71DXT09), Sep 13, 1970: K.Twister IMP (N5DF), Coalville, UT, substantial damage

## Other aircraft with N5DF

- [Registered now](https://openairdocs.org/aircraft/N5DF): Bell Textron Canada 505, S/N 65340, built 2021

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