| Tail Number / N-Number | N899DC |
| Manufacturer | WINDWARD |
| Model | SPARROW HAWK |
| Manufacturer's Serial Number | SH-5 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 0 engines |
| Type of Registrant | Corporation |
| Owner Name | NATIONAL SOARING MUSEUM |
| Street | 51 SOARING HILL DR |
| City | ELMIRA |
| State | NY |
| Zip Code | 14903-9204 |
| Region | Eastern |
| County | Chemung County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2008-10-10 |
| Certificate Issue Date | 2019-09-19 |
| Last Action Date | 2022-08-26 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 53063421 |
| Mode S Code Hex | AC6711 |