| Tail Number / N-Number | N493SL |
| Manufacturer | BURKHART GROB |
| Model | G103C TWIN III SL |
| Year Built | 1992 |
| Manufacturer's Serial Number | 35027 |
| 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 | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Type of Registrant | Corporation |
| Owner Name | WHITE SANDS SOARING FOUNDATION (WSSF) |
| Street | 3500 AIRPORT RD # 14 |
| City | ALAMOGORDO |
| State | NM |
| Zip Code | 88310-8126 |
| Region | Southwestern |
| County | Otero County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1993-05-20 |
| Certificate Issue Date | 2017-05-17 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 51416330 |
| Mode S Code Hex | A61CD8 |