| Tail Number / N-Number | N931TG |
| Manufacturer | ROBINSON HELICOPTER COMPANY |
| Model | R44 II |
| Year Built | 2006 |
| Manufacturer's Serial Number | 11559 |
| 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 | LLC |
| Owner Name | MDR HELICOPTER LLC |
| Street | 47756 880TH RD |
| City | ATKINSON |
| State | NE |
| Zip Code | 68713-4876 |
| Region | Central |
| County | Holt County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2006-12-13 |
| Certificate Issue Date | 2017-05-15 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 53165420 |
| Mode S Code Hex | ACEB10 |