| Tail Number / N-Number | N166RK |
| Manufacturer | ROBINSON HELICOPTER CO |
| Model | R66 |
| Year Built | 2012 |
| Manufacturer's Serial Number | 0125 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROLLS-ROYC |
| Engine Model | 250-C300 |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | LLC |
| Owner Name | NEW CASTLE AIR LLC |
| Street | C/O POMERANZ & ASSOCIATES PA 1920 E HALLANDALE BEACH BLVD #802 |
| City | HALLANDALE BEACH |
| State | FL |
| Zip Code | 33009-4725 |
| Region | Southern |
| County | Broward County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2012-05-04 |
| Certificate Issue Date | 2015-01-21 |
| Last Action Date | 2020-08-24 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 50204571 |
| Mode S Code Hex | A10979 |