| Tail Number / N-Number | N639MS |
| Manufacturer | SEAMAX AIRCRAFT LTDA |
| Model | SEAMAX M-22 |
| Year Built | 2020 |
| Manufacturer's Serial Number | 161 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 912ULS SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Type of Registrant | Individual |
| Owner Name | STANLEY MARK |
| Street | 140 S DIXIE HWY APT 1017 |
| City | HOLLYWOOD |
| State | FL |
| Zip Code | 33020-7330 |
| Region | Southern |
| County | Broward County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Light Sport |
| Airworthiness Date | 2020-12-21 |
| Certificate Issue Date | 2020-12-16 |
| Last Action Date | 2020-12-16 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 52060117 |
| Mode S Code Hex | A8604F |