# N4066G: 1990 Robinson Helicopter R22 BETA, registration cancelled 2018-01-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 18, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R22 BETA](https://openairdocs.org/model/robinson-helicopter-r22-beta) (registry code 7640110)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS H10WE](https://openairdocs.org/tcds/H10WE), [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 1505
- Year built: 1990
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: August 15, 1990
- Certificate issued: December 14, 1995
- Last registry action: December 18, 2007
- Mode S code: A4C61C
- Owner when cancelled: [Atlantic Coast Helicopter Ltd](https://openairdocs.org/faa-owner/ATLANTIC%20COAST%20HELICOPTER%20LTD)
- Location: [Ronkonkoma, NY](https://openairdocs.org/faa-place/NY/Ronkonkoma)
- Owner type: Corporation
- Owner's area on the map: 40.8129° N, 73.1156° W: Placed by OpenAirDocs at the center of ZIP code 11779, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4066G
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4066G
- Page: https://openairdocs.org/deregistered/N4066G-2018-01-18

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Robinson Helicopter R22 BETA: https://openairdocs.org/model/robinson-helicopter-r22-beta.md

## NTSB investigations (2)

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 NYC01LA204](https://openairdocs.org/ntsb/NYC01LA204), Aug 5, 2001: Robinson R22 (N4066G), Islip, NY, substantial damage. Probable cause: The flight instructor's delayed remedial action during a practice autorotation. Factors included the flight instructor's overconfidence in the pilot receiving instruction, and that pilot's improper…
- [NTSB IAD99LA058](https://openairdocs.org/ntsb/IAD99LA058), Aug 15, 1999: Robinson R-22 (N4066G), Islip, NY, substantial damage. Probable cause: was the student pilot's improper control input and the flight instructor's delayed remedial action.

## FAA accident and incident reports (2)

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 20010805022229A](https://openairdocs.org/incident/20010805022229A), Aug 5, 2001: Robsin R22BETA (N4066G), Islip, NY, No damage. (-23) At 1653 local time on August 5, 2000, aircraft collided with ground during auto rotations to the practice area at kisp (Islip macarthur airport). The…
- [Accident 19990815012099A](https://openairdocs.org/incident/19990815012099A), Aug 15, 1999: Robsin R22BETA (N4066G), Islip, NY, Substantial damage. R-22 helicopter was hovering over a grassy area when it flipped over and came to rest on its rotor, other circumstances are unknown. (-23) wx 700' ceiling 6…

## Other aircraft with N4066G

- [Cancelled 1984-08-28](https://openairdocs.org/deregistered/N4066G-1984-08-28): Bell 206A, S/N 224, built 1968. Exported to South Africa. Owner: [Walzer William G](https://openairdocs.org/faa-owner/WALZER%20WILLIAM%20G), [Bay Village, OH](https://openairdocs.org/faa-place/OH/Bay%20Village)

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