| Tail Number / N-Number | N605BH |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R44 II |
| Year Built | 2021 |
| Manufacturer's Serial Number | 14459 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-540-AE1A5 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | Corporation |
| Owner Name | BLACK HILLS HELICOPTERS INC |
| Street | 1912 W MAIN ST STE 3 |
| City | RAPID CITY |
| State | SD |
| Zip Code | 57702-2505 |
| Region | Great Lakes |
| County | Pennington County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2021-05-10 |
| Certificate Issue Date | 2021-07-29 |
| Last Action Date | 2021-07-29 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 51754763 |
| Mode S Code Hex | A7D9F3 |