# N4009K: 1979 Ayres S-2R, registration cancelled 1979-03-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 22, 1979
- Exported to: Guatemala
- Status when cancelled: Valid registration
- Airframe: [Ayres S-2R](https://openairdocs.org/model/ayres-s-2r) (registry code 0970101)
- Serial number: 2519R
- Year built: 1979
- Type of aircraft: Fixed wing single engine
- Mode S code: A4B03E
- Owner when cancelled: [Riddell Flying Service Inc](https://openairdocs.org/faa-owner/RIDDELL%20FLYING%20SERVICE%20INC)
- Location: [West Helena, AR](https://openairdocs.org/faa-place/AR/West%20Helena)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4009K
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4009K
- Page: https://openairdocs.org/deregistered/N4009K-1979-03-22

From the FAA registry file of November 5, 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 Ayres S-2R: https://openairdocs.org/model/ayres-s-2r.md

## Other aircraft with N4009K

- [Cancelled 2022-12-31](https://openairdocs.org/deregistered/N4009K-2022-12-31): MD Helicopters 369FF, S/N 0154FF, built 2008. Sale reported, canceled. Owner: [Xxx, OK](https://openairdocs.org/faa-place/OK/Xxx)
- [Cancelled 1958-11-19](https://openairdocs.org/deregistered/N4009K-1958-11-19): Ryan NAVION A, S/N NAV-4-1009. Owner: [Monizwalter](https://openairdocs.org/faa-owner/MONIZWALTER), [Papaikou, HI](https://openairdocs.org/faa-place/HI/Papaikou)

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