| Tail Number / N-Number | N393SB |
| Manufacturer | GLASER-DIRKS |
| Model | DG-400 |
| Year Built | 1985 |
| Manufacturer's Serial Number | 4-85 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 505 |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 40 hp (30 kW) |
| Type of Registrant | Corporation |
| Owner Name | TWENTY INC |
| Street | 2801 CENTERVILLE RD PMB 819 |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19808-1609 |
| Region | Eastern |
| County | New Castle County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2021-11-08 |
| Certificate Issue Date | 2019-06-14 |
| Last Action Date | 2022-03-15 |
| Expiration Date | 2029-06-30 |
| Status | Valid Registration |
| Mode S Code | 51107600 |
| Mode S Code Hex | A48F80 |