| Tail Number / N-Number | N31UP |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R44 |
| Year Built | 2013 |
| Manufacturer's Serial Number | 2294 |
| 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 | Corporation |
| Owner Name | MIDSTATE SERVICE & AVIATION |
| Street | PO BOX 607 |
| City | SEARCY |
| State | AR |
| Zip Code | 72145-0607 |
| Region | Southwestern |
| County | White County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2013-08-27 |
| Certificate Issue Date | 2022-11-16 |
| Last Action Date | 2022-11-16 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 50643110 |
| Mode S Code Hex | A34648 |