# N983HA: 2004 Robinson Helicopter R44 II, registration cancelled 2023-11-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 20, 2023
- Status when cancelled: Sale reported, canceled
- Airframe: [Robinson Helicopter R44 II](https://openairdocs.org/model/robinson-helicopter-r44-ii) (registry code 7640122)
- Engine: [Lycoming IO-540-AE1A5](https://openairdocs.org/engine/lycoming-io-540-ae1a5) (registry code 41899)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM), [TCDS 1E4](https://openairdocs.org/tcds/1E4) (OpenAirDocs)
- Serial number: 10464
- Year built: 2004
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Multiple
- Airworthiness date: July 10, 2020
- Last registry action: December 16, 2022
- Mode S code: ADB6F9
- Location: [Old Saybrook, CT](https://openairdocs.org/faa-place/CT/Old%20Saybrook)
- Owner type: Individual
- Owner's area on the map: 41.3000° N, 72.3825° W: Placed by OpenAirDocs at the center of ZIP code 06475, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N983HA
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=983HA
- Page: https://openairdocs.org/deregistered/N983HA-2023-11-20

From the FAA registry file of November 4, 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 R44 II: https://openairdocs.org/model/robinson-helicopter-r44-ii.md

## NTSB investigations (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 CEN21LA339](https://openairdocs.org/ntsb/CEN21LA339), Jul 20, 2021: Robinson Helicopter R44 II (N983HA), West Liberty, IA, substantial damage. Probable cause: The pilot’s failure to see and avoid a wire while maneuvering at low altitude during an aerial application flight, resulting in a collision with the wire.

## FAA accident and incident reports (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 20210720013309A](https://openairdocs.org/incident/20210720013309A), Jul 20, 2021: Robinson Helicopter Company R44 II (N983HA), West Liberty, IA, Substantial damage. The main rotor mast struck a wire. The wire broke and was trailing from the helicopter. The wire became entangled in the tail rotor causing failure of the tail…

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