| Tail Number / N-Number | N391ZA |
| Manufacturer | AERO VODOCHODY |
| Model | L-39 |
| Year Built | 1981 |
| Manufacturer's Serial Number | 132015 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | IVCHENKO |
| Engine Model | AI-25TL |
| Engine Type | Turbo-fan |
| Number of Engines | 1 engine |
| Thrust | 3,792 pounds-force (16.9 kN) |
| Type of Registrant | Corporation |
| Owner Name | NORTHROP GRUMMAN SYSTEMS CORP |
| Street | 1 HORNET WAY # XE6K40/W5 |
| City | EL SEGUNDO |
| State | CA |
| Zip Code | 90245-2804 |
| Region | Western-Pacific |
| County | Los Angeles County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2022-06-01 |
| Certificate Issue Date | 2020-04-07 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-04-30 |
| Status | Valid Registration |
| Mode S Code | 51104300 |
| Mode S Code Hex | A488C0 |