| Tail Number / N-Number | N91840 |
| Manufacturer | SCHWEIZER |
| Model | SGU-1-20 |
| Manufacturer's Serial Number | 1 |
| 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) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Partnership |
| Owner Name | BYARS GUY F |
| Other Names |
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| Street | 1021 BLUE SKY DR |
| City | GOSHEN |
| State | OH |
| Zip Code | 45122-8443 |
| Region | Great Lakes |
| County | Clermont County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2004-12-03 |
| Certificate Issue Date | 2021-01-13 |
| Last Action Date | 2021-01-13 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 53133540 |
| Mode S Code Hex | ACB760 |