| Tail Number / N-Number | N20331 |
| Manufacturer | WEISS WARD L |
| Model | CHALLENGER II |
| Year Built | 2006 |
| Manufacturer's Serial Number | CH2-0901-2132 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| 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 | 582DCDI |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Type of Registrant | Individual |
| Owner Name | WEISS WARD L |
| Street | N297 COUNTY ROAD H |
| City | FREMONT |
| State | WI |
| Zip Code | 54940-9414 |
| Region | Great Lakes |
| County | Waupaca County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-05-17 |
| Certificate Issue Date | 2006-04-04 |
| Last Action Date | 2023-01-13 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 50320003 |
| Mode S Code Hex | A1A003 |
Deregistered Aircraft 1 of 3. This aircraft was previously assigned the N-number N20331.
| Tail Number / N-Number | N20331 |
| Manufacturer | CESSNA |
| Model | A150M |
| Manufacturer's Serial Number | A1500719 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 88 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SEVEN EAGLES INC |
| Street | 11422 S R 54 |
| City | ODESSA |
| State | FL |
| Zip Code | 33556 |
| County | Waupaca County |
| Country | US |
| Certificate Issue Date | 1990-01-18 |
| Last Action Date | 1990-01-19 |
| Last Status | Valid Registration |
| Cancellation Date | 1991-01-09 |
| Exported To | UNITED KINGDOM |
Deregistered Aircraft 2 of 3. This aircraft was previously assigned the N-number N20331.
| Tail Number / N-Number | N20331 |
| Manufacturer | TAYLORCRAFT |
| Model | A |
| Year Built | 1937 |
| Manufacturer's Serial Number | 432 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 69 miles per hour |
| Type of Registrant | Individual |
| Owner Name | THOMPSON FRED A |
| Street | BOX 39 |
| City | EMERY PARK |
| State | AZ |
| Zip Code | 85706 |
| Region | Western-Pacific |
| County | Waupaca County |
| Certificate Issue Date | 1948-11-29 |
| Last Status | Valid Registration |
| Cancellation Date | 1955-05-13 |
Deregistered Aircraft 3 of 3. This aircraft was previously assigned the N-number N20331.
| Tail Number / N-Number | N20331 |
| Manufacturer | BEECH |
| Model | 58 |
| Manufacturer's Serial Number | TH969 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 165 miles per hour |
| County | Waupaca County |
| Last Status | N-Number Assigned – but has not yet been registered |
| Cancellation Date | 1989-01-12 |