| Tail Number / N-Number | N304ZS |
| Manufacturer | GLASFLUGEL |
| Model | 304CZ-17 |
| Year Built | 2002 |
| Manufacturer's Serial Number | 52-C |
| 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 | ZERO SINK INC |
| Street | 76 LYNTHWAITE FARM LN |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19803-1545 |
| Region | Eastern |
| County | New Castle County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2002-06-24 |
| Certificate Issue Date | 2005-09-28 |
| Last Action Date | 2021-01-11 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 50630176 |
| Mode S Code Hex | A3307E |