| Tail Number / N-Number | N889EH |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R44 |
| Year Built | 2002 |
| Manufacturer's Serial Number | 1184 |
| 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 | Individual |
| Owner Name | MILLHOUSE ERIC L |
| Street | 1767 POWDERHOUSE RD |
| City | CHEYENNE |
| State | WY |
| Zip Code | 82009-8515 |
| Region | Northwest Mountain |
| County | Laramie County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2015-05-27 |
| Certificate Issue Date | 2016-06-29 |
| Last Action Date | 2022-03-28 |
| Expiration Date | 2029-06-30 |
| Status | Valid Registration |
| Mode S Code | 53037660 |
| Mode S Code Hex | AC3FB0 |