Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N6668K.
| Tail Number / N-Number | N6668K |
| Manufacturer | REPUBLIC |
| Model | RC-3 |
| Manufacturer's Serial Number | 945 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | FRANKLIN |
| Engine Model | 6A8 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 215 hp (160 kW) |
| Average Cruising Speed | 87 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KNIGHT DONALD H |
| Street | 3065 ROSELINE CT |
| City | FLINT |
| State | MI |
| Zip Code | 48507 |
| Country | US |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 1978-06-28 |
| Last Action Date | 1988-04-09 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-04-30 |
| Mode S Code | 52146775 |
| Mode S Code Hex | A8CDFD |