| Tail Number / N-Number | N91818 |
| Manufacturer | SCHWEIZER |
| Model | SGU-1-19 |
| Year Built | 1946 |
| Manufacturer's Serial Number | 38 |
| 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 | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CLEMENS RUSSELL E |
| Street | 660 TYRONE ST |
| City | EL CAJON |
| State | CA |
| Zip Code | 92020-2235 |
| Region | Western-Pacific |
| County | San Diego County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 2005-08-23 |
| Last Action Date | 2021-01-20 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 53133377 |
| Mode S Code Hex | ACB6FF |