| Tail Number / N-Number | N739AS |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R44 |
| Year Built | 1999 |
| Manufacturer's Serial Number | 0612 |
| 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 | Partnership |
| Owner Name | DEL MARTIN LP |
| Street | 8319 THORA LN HNGR A1 |
| City | SPRING |
| State | TX |
| Zip Code | 77379-3153 |
| Region | Southwestern |
| County | Harris County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1999-05-20 |
| Certificate Issue Date | 2011-11-03 |
| Last Action Date | 2020-06-10 |
| Expiration Date | 2027-11-30 |
| Status | Valid Registration |
| Mode S Code | 52366213 |
| Mode S Code Hex | A9EC8B |