# N4441S: 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: October 17, 2014
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4441S
- Page: https://openairdocs.org/aircraft/N4441S

## Aircraft that carried N4441S

- [Cancelled 2014-10-17](https://openairdocs.org/deregistered/N4441S-2014-10-17): Air Tractor AT-302, S/N 302-0101, built 1977. Exported to Colombia. Owner: [Helm Flying Service Inc](https://openairdocs.org/faa-owner/HELM%20FLYING%20SERVICE%20INC), [Harvey, ND](https://openairdocs.org/faa-place/ND/Harvey)

## NTSB investigations on N4441S (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 LAX91DUJ03](https://openairdocs.org/ntsb/LAX91DUJ03), Nov 16, 1990: Air Tractor AT-302 (N4441S), Somerton, AZ, substantial damage. Probable cause: THE FAILURE OF THE NUMBER 3 EXHAUST VALVE WHICH LED TO AN ENGINE FAILURE AND SUBSEQUENT CRASH LANDING.

## FAA accident and incident reports on N4441S (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 19901115050889A](https://openairdocs.org/incident/19901115050889A), Nov 15, 1990: Airtrc AT302 (N4441S), Somerton, AZ, Substantial damage. Engine quit on swath run. Nosed over on forced landing. Stuck valve caused cylinder to crack and engine failed.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.