# N81664: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 3
- Last cancelled: July 14, 2017
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=81664
- Page: https://openairdocs.org/aircraft/N81664

## Aircraft that carried N81664

- [Cancelled 2017-07-14](https://openairdocs.org/deregistered/N81664-2017-07-14): Sikorsky S-61A, S/N 61063, built 1961. Registration expired, pending cancellation. Owner: [Carson Helicopters Inc](https://openairdocs.org/faa-owner/CARSON%20HELICOPTERS%20INC), [Grants Pass, OR](https://openairdocs.org/faa-place/OR/Grants%20Pass)
- [Cancelled 1991-12-12](https://openairdocs.org/deregistered/N81664-1991-12-12): Beech B300, S/N FL52. Exported to Taiwan. Owner: [Rangeflyers Inc](https://openairdocs.org/faa-owner/RANGEFLYERS%20INC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)
- [Cancelled 1955-10-13](https://openairdocs.org/deregistered/N81664-1955-10-13): Aeronca 7AC, S/N 7AC-283, built 1945. Owner: [Dangremond Gordon H](https://openairdocs.org/faa-owner/DANGREMOND%20GORDON%20H), [Hamilton, MI](https://openairdocs.org/faa-place/MI/Hamilton)

## NTSB investigations on N81664 (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 ATL03FA065](https://openairdocs.org/ntsb/ATL03FA065), Mar 23, 2003: Sikorsky S-61A (N81664), Kimble, TN, destroyed, 1 fatal. Probable cause: The interruption of rotor system drive power due to the input free wheeling unit malfunctioning , and the pilot's operation of the helicopter in the critical area of the height-velocity curve.

## FAA accident and incident reports on N81664 (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 20030323003739A](https://openairdocs.org/incident/20030323003739A), Mar 23, 2003: Skrsky S61A (N81664), Kembal, TN, Destroyed, 1 fatal. (-23) On 3/23/03 a Sikorsky S-16A, N81664, registered to and operated by carson helicopters inc., collided with terrain and burst into flames during a logging…

---
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.