| Tail Number / N-Number | N3421 |
| Manufacturer | WILSON |
| Model | CASSUTT II |
| Year Built | 1967 |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| 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 | CONT MOTOR |
| Engine Model | C90 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 95 hp (71 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DOWD JOHN J JR |
| Street | PO BOX 924 |
| City | SYRACUSE |
| State | KS |
| Zip Code | 67878-0924 |
| Region | Central |
| County | Hamilton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-06-12 |
| Certificate Issue Date | 2006-06-29 |
| Last Action Date | 2020-03-12 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 50743467 |
| Mode S Code Hex | A3C737 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N3421.
| Tail Number / N-Number | N3421 |
| Manufacturer | CURTISS |
| Model | JN4D |
| Manufacturer's Serial Number | 1917 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WILSON AL |
| Street | 8401 CARLTON WAY |
| City | HOLLYWOOD |
| State | CA |
| Zip Code | 90001 |
| Region | Western-Pacific |
| County | Hamilton County |
| Last Status | Valid Registration |
| Cancellation Date | 1928-06-26 |