# N4050X: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 2
- Last cancelled: April 20, 2005
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4050X
- Page: https://openairdocs.org/aircraft/N4050X

## Aircraft that carried N4050X

- [Cancelled 2005-04-20](https://openairdocs.org/deregistered/N4050X-2005-04-20): Bell 206B, S/N 3493, built 1981. Exported to Mexico. Owner: [Concord Development Properties Corp](https://openairdocs.org/faa-owner/CONCORD%20DEVELOPMENT%20PROPERTIES%20CORP), [San Antonio, TX](https://openairdocs.org/faa-place/TX/San%20Antonio)
- [Cancelled 1997-03-05](https://openairdocs.org/deregistered/N4050X-1997-03-05): Aero Commander 100-180, S/N 5103. Triennial form not returned. Owner: [Mandan Air Service](https://openairdocs.org/faa-owner/MANDAN%20AIR%20SERVICE), [Mandan, ND](https://openairdocs.org/faa-place/ND/Mandan)

## NTSB investigations on N4050X (2)

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 GAA20CA002](https://openairdocs.org/ntsb/GAA20CA002), Oct 2, 2019: Robinson R44 (N4050X), Carlsbad, CA, substantial damage. Probable cause: The student pilot's incorrect collective and cyclic applications during landing and the flight instructor's delayed remedial action, which resulted in a roll-over.
- [NTSB MKC71FDM35](https://openairdocs.org/ntsb/MKC71FDM35), Dec 6, 1970: Aero Comdr 100 (N4050X), Lake Elmo, MN, destroyed

## FAA accident and incident reports on N4050X (1)

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 20191002018109A](https://openairdocs.org/incident/20191002018109A), Oct 2, 2019: Robinson Helicopter R44 (N4050X), Carlsbad, CA, Substantial damage. On 10/02/2019 at approximately 1345 a CFI and student pilot rolled helicopter N4050X over during practice landings to a towable landing pad. One successful…

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