# N577DD: 2015 Robinson Helicopter R66, registration cancelled 2022-04-02

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 2, 2022
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R66](https://openairdocs.org/model/robinson-helicopter-r66) (registry code 7640130)
- Engine: [Rolls-Royce 250-C300/A1](https://openairdocs.org/engine/rolls-royce-250-c300-a1) (registry code 54232)
- Data sheets: [TCDS R00015LA](https://openairdocs.org/tcds/R00015LA), [TCDS E4CE](https://openairdocs.org/tcds/E4CE) (OpenAirDocs)
- Serial number: 0675
- Year built: 2015
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, normal
- Airworthiness date: October 2, 2015
- Certificate issued: December 7, 2015
- Last registry action: March 8, 2021
- Mode S code: A768B9
- Owner when cancelled: [Donagair](https://openairdocs.org/faa-owner/DONAGAIR)
- Location: [Harrisburg, PA](https://openairdocs.org/faa-place/PA/Harrisburg)
- Owner type: Corporation
- Owner's area on the map: 40.3235° N, 76.8882° W: Placed by OpenAirDocs at the center of ZIP code 17110, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N577DD
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=577DD
- Page: https://openairdocs.org/deregistered/N577DD-2022-04-02

From the FAA registry file of November 3, 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 R66: https://openairdocs.org/model/robinson-helicopter-r66.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 ERA21LA171](https://openairdocs.org/ntsb/ERA21LA171), Apr 3, 2021: Robinson Helicopter R66 (N577DD), Palmyra, PA, substantial damage. Probable cause: The pilot’s improper judgment to attempt a flight while impaired by medications, which resulted in the helicopter’s abnormal ground contact, loss of control, and collision with terrain.

## 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 20210403007199A](https://openairdocs.org/incident/20210403007199A), Apr 3, 2021: Robinson Helicopter Co R66 (N577DD), Palmyra, PA, Destroyed. Upon landing at Reigle Airport 58N, N577DD, Robinson R66 helicopter, s/n: 675 was destroyed due to a dynamic rollover.

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