# N166ER: 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: June 21, 1989
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=166ER
- Page: https://openairdocs.org/aircraft/N166ER

## Aircraft that carried N166ER

- [Cancelled 1989-06-21](https://openairdocs.org/deregistered/N166ER-1989-06-21): Golden Herbert S SCORPION TOO-133, S/N 1046. Second triennial mailing, no response

## NTSB investigations on N166ER (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 FTW80DRD15](https://openairdocs.org/ntsb/FTW80DRD15), Jan 5, 1980: Scorpion II (N166ER), Baton Rouge, LA, substantial damage

## FAA accident and incident reports on N166ER (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 19800105000649A](https://openairdocs.org/incident/19800105000649A), Jan 5, 1980: Amtrrw SCORPION2 (N166ER), Baton Rouge, LA, Substantial damage. Tail rotor pitch control bolts became loose. Lost directional control. Made hard landing due to low rotor RPM.

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