| Tail Number / N-Number | N4784S |
| Manufacturer | SCHLEICHER |
| Model | KA 6 E |
| Year Built | 1965 |
| Manufacturer's Serial Number | 4010 |
| 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 |
| Average Cruising Speed | 60 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | PORT TOWNSEND AERO MUSEUM |
| Street | 105 AIRPORT RD |
| City | PORT TOWNSEND |
| State | WA |
| Zip Code | 98368-9716 |
| Region | Northwest Mountain |
| County | Jefferson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1967-03-22 |
| Certificate Issue Date | 2007-07-02 |
| Last Action Date | 2020-06-21 |
| Expiration Date | 2027-11-30 |
| Status | Valid Registration |
| Mode S Code | 51360707 |
| Mode S Code Hex | A5E1C7 |