| Tail Number / N-Number | N441MR |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R44 |
| Year Built | 2003 |
| Manufacturer's Serial Number | 1329 |
| 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 | 0-540 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Type of Registrant | LLC |
| Owner Name | HILLSBORO AERO ACADEMY LLC |
| Street | 3565 NE CORNELL RD |
| City | HILLSBORO |
| State | OR |
| Zip Code | 97124-6374 |
| Region | Northwest Mountain |
| County | Washington County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2003-08-14 |
| Certificate Issue Date | 2014-12-10 |
| Last Action Date | 2020-09-09 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 51247567 |
| Mode S Code Hex | A54F77 |