# N4575M: 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: December 22, 1975
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4575M
- Page: https://openairdocs.org/aircraft/N4575M

## Aircraft that carried N4575M

- [Cancelled 1975-12-22](https://openairdocs.org/deregistered/N4575M-1975-12-22): Piper PA-11, S/N 11-78, built 1947. Owner: [Roppe Neil T](https://openairdocs.org/faa-owner/ROPPE%20NEIL%20T), [Turner, MT](https://openairdocs.org/faa-place/MT/Turner)

## NTSB investigations on N4575M (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 SEA76AS022](https://openairdocs.org/ntsb/SEA76AS022), Oct 17, 1975: Piper PA-11 (N4575M), Turner, MT, destroyed, 3 fatal

## FAA accident and incident reports on N4575M (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 19751017035989A](https://openairdocs.org/incident/19751017035989A), Oct 17, 1975: Piper PA11 (N4575M), Turner, MT, Destroyed, 2 fatal. Low alt search,circling nr missing child. Plt blood alcohol 316MG .

---
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.