| Tail Number / N-Number | N321SR |
| Manufacturer | CREVOISIER RALPH |
| Model | GLASAIR III |
| Year Built | 1995 |
| Manufacturer's Serial Number | 3239 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Individual |
| Owner Name | ESTLER CARLTON GEORGE |
| Other Names |
|
| Street | 17 W KITTY HAWK ST |
| City | RICHMOND |
| State | TX |
| Zip Code | 77406-9710 |
| Region | Southwestern |
| County | Fort Bend County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1995-11-27 |
| Certificate Issue Date | 2016-04-18 |
| Last Action Date | 2021-11-11 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 50671647 |
| Mode S Code Hex | A373A7 |