| Tail Number / N-Number | N2051Z |
| Manufacturer | NELSON WILLIAM G |
| Model | NELSON AMPHIBIAN |
| Year Built | 1984 |
| Manufacturer's Serial Number | 1 |
| 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | NELSON WILLIAM GEORGE |
| Street | 3529 SAILBOARD CIR |
| City | ANCHORAGE |
| State | AK |
| Zip Code | 99516-3500 |
| Region | Alaskan |
| County | Anchorage Municipality |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1984-03-15 |
| Certificate Issue Date | 1983-03-03 |
| Last Action Date | 2022-07-15 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 50323451 |
| Mode S Code Hex | A1A729 |