| Tail Number / N-Number | N942UD |
| Manufacturer | WHEELER RICHARD E |
| Model | MARINER |
| Year Built | 1996 |
| Manufacturer's Serial Number | H008 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| 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 | SUBARU |
| Engine Model | ALL MDLS A/B |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 400 hp (298 kW) |
| Type of Registrant | Individual |
| Owner Name | HUNT WILLIAM W |
| Street | 922 LAKE DR E |
| City | LAKE PLACID |
| State | FL |
| Zip Code | 33852-6446 |
| Region | Southern |
| County | Highlands County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1996-05-24 |
| Certificate Issue Date | 2004-10-25 |
| Last Action Date | 2021-02-16 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 53213134 |
| Mode S Code Hex | AD165C |