# N4085X: 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: April 17, 2013
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4085X
- Page: https://openairdocs.org/aircraft/N4085X

## Aircraft that carried N4085X

- [Cancelled 2013-04-17](https://openairdocs.org/deregistered/N4085X-2013-04-17): Aero Commander 100-180, S/N 5185, built 1970. Registration expired, pending cancellation. Owner: [Young Brewer H Jr](https://openairdocs.org/faa-owner/YOUNG%20BREWER%20H%20JR), [Parker, CO](https://openairdocs.org/faa-place/CO/Parker)

## NTSB investigations on N4085X (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 DEN84FA188](https://openairdocs.org/ntsb/DEN84FA188), Jun 19, 1984: Rockwell 100-180 (N4085X), Franktown, CO, destroyed, 1 fatal

## FAA accident and incident reports on N4085X (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 19840619025299A](https://openairdocs.org/incident/19840619025299A), Jun 19, 1984: Slinds 100180 (N4085X), Franktown, CO, Destroyed. Pilot took off with a density altitude of 9190 feet. Crashed into trees at end of runway.

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