| Tail Number / N-Number | N821N |
| Manufacturer | SEB AVIATION MONTANA LLC |
| Model | SPORTSMAN GS-2 |
| Year Built | 2018 |
| Manufacturer's Serial Number | 7472 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | YIO-390 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 210 hp (157 kW) |
| Kit Manufacturer | GLASAIR AVIATION USA LLC |
| Kit Model | SPORTSMAN GS-2 |
| Type of Registrant | LLC |
| Owner Name | SEB AVIATION MONTANA LLC |
| Street | 725 SW HIGGINS AVE STE C |
| City | MISSOULA |
| State | MT |
| Zip Code | 59803-1420 |
| Region | Northwest Mountain |
| County | Missoula County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2018-08-03 |
| Certificate Issue Date | 2018-08-02 |
| Last Action Date | 2021-08-03 |
| Expiration Date | 2028-08-31 |
| Status | Valid Registration |
| Mode S Code | 52632676 |
| Mode S Code Hex | AB35BE |