# N1013Z: Knight Twister OW-1, registration cancelled 1972-11-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 15, 1972
- Status when cancelled: Valid registration
- Airframe: [Knight Twister OW-1](https://openairdocs.org/model/knight-twister-ow-1) (registry code 4970138)
- Serial number: OW-1
- Type of aircraft: Fixed wing single engine
- Certificate issued: May 28, 1970
- Mode S code: A00B44
- Owner when cancelled: [Williams Charles](https://openairdocs.org/faa-owner/WILLIAMS%20CHARLES)
- Location: [Melrose Park, IL](https://openairdocs.org/faa-place/IL/Melrose%20Park)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N1013Z
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1013Z
- Page: https://openairdocs.org/deregistered/N1013Z-1972-11-15

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 Knight Twister OW-1: https://openairdocs.org/model/knight-twister-ow-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 CHI72FEE29](https://openairdocs.org/ntsb/CHI72FEE29), Oct 4, 1971: Knight OW-1 (N1013Z), Maple Park, IL, substantial damage

## Other aircraft with N1013Z

- [Registered now](https://openairdocs.org/aircraft/N1013Z): Nanchang China CJ-6A, S/N 2951290
- [Cancelled 2000-04-03](https://openairdocs.org/deregistered/N1013Z-2000-04-03): Air Tractor AT-401, S/N 401-0718. Triennial form not returned. Owner: [Cane Lake Aero Inc](https://openairdocs.org/faa-owner/CANE%20LAKE%20AERO%20INC), [Ruleville, MS](https://openairdocs.org/faa-place/MS/Ruleville)

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