| Tail Number / N-Number | N128KR |
| Manufacturer | ROBINSON HELICOPTER COMPANY |
| Model | R44 ASTRO |
| Year Built | 1994 |
| Manufacturer's Serial Number | 0047 |
| 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 | O-540-F1B5 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | LLC |
| Owner Name | BILLS HELICOPTER SERVICE LLC |
| Street | 3849 BUCK WOODS RD |
| City | WOODLAWN |
| State | VA |
| Zip Code | 24381-4702 |
| Region | Eastern |
| County | Carroll County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2020-07-10 |
| Certificate Issue Date | 2021-12-03 |
| Last Action Date | 2021-12-03 |
| Expiration Date | 2028-12-31 |
| Status | Valid Registration |
| Mode S Code | 50071133 |
| Mode S Code Hex | A0725B |