# N4121G: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 1
- Last cancelled: March 1, 2007
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4121G
- Page: https://openairdocs.org/aircraft/N4121G

## Aircraft that carried N4121G

- [Cancelled 2007-03-01](https://openairdocs.org/deregistered/N4121G-2007-03-01): Ayres S2R-T660, S/N T660-105, built 2000. Triennial form not returned. Owner: [Wilco Flying Service LLC](https://openairdocs.org/faa-owner/WILCO%20FLYING%20SERVICE%20LLC), [Dewitt, AR](https://openairdocs.org/faa-place/AR/Dewitt)

## NTSB investigations on N4121G (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 DFW06LA130](https://openairdocs.org/ntsb/DFW06LA130), May 18, 2006: Ayres S2R (N4121G), DeWitt, AR, substantial damage, 1 fatal. Probable cause: The failure by both pilots to maintain adequate visual lookout and the Grumman G-164A pilot's impairment caused by the recent use of marijuana.

## FAA accident and incident reports on N4121G (2)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20060518010072A](https://openairdocs.org/incident/20060518010072A), May 18, 2006: Ayres S2RT660 (N4121G), Dewitt, AR, Destroyed. (-23) On may 18, 2006, at approximately 12:00 CDT, a Grumman G-164, N6629, collided with an Ayres-S2R, N4121G. The Ayres, N4121G, was ferrying a load of…
- [Incident 19890524029549I](https://openairdocs.org/incident/19890524029549I), May 24, 1989: Cessna 340A (N4121G), Sidney, NE. Left engine quit. Unable to restart. Landed safely at Sidney. Impeller of left engine turbocharger would not rotate

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