| Tail Number / N-Number | N790A |
| Manufacturer | BEECH |
| Model | C90 |
| Year Built | 1982 |
| Manufacturer's Serial Number | LJ-1016 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | U/A CANADA |
| Engine Model | PT6 SER 578HP |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 550 hp (410 kW) |
| Total Horsepower | 1,100 hp (821 kW) |
| Average Cruising Speed | 201 miles per hour |
| Type of Registrant | LLC |
| Owner Name | WILLIAM C NEW AVIATION SERVICES LLC |
| Street | 6032 RAILROAD AVENUE |
| City | MORGAN CITY |
| State | LA |
| Zip Code | 70380 |
| Region | Southwestern |
| County | St. Mary Parish |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1982-01-26 |
| Certificate Issue Date | 2014-11-13 |
| Last Action Date | 2020-10-15 |
| Expiration Date | 2027-11-30 |
| Status | Valid Registration |
| Mode S Code | 52534005 |
| Mode S Code Hex | AAB805 |