| Tail Number / N-Number | N399ZA |
| Manufacturer | AERO VODOCHODY |
| Model | L-39ZA |
| Year Built | 1983 |
| Manufacturer's Serial Number | 332641 |
| 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 | COASTAL DEFENSE INC |
| Street | 155 ORCHARD HILL LN |
| City | MILL HALL |
| State | PA |
| Zip Code | 17751-8890 |
| Region | Eastern |
| County | Clinton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2015-04-06 |
| Certificate Issue Date | 2015-04-10 |
| Last Action Date | 2021-01-15 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51123170 |
| Mode S Code Hex | A4A678 |