| Tail Number / N-Number | N6488K |
| Manufacturer | REPUBLIC |
| Model | RC-3 |
| Manufacturer's Serial Number | 750 |
| 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 | WHITNEY WILLIAM D |
| Street | 3 DORRE RD APT 6 |
| City | KINGSTON |
| State | NH |
| Zip Code | 03848-3462 |
| Region | New England |
| County | Rockingham County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2001-05-24 |
| Certificate Issue Date | 2019-03-30 |
| Last Action Date | 2021-11-01 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 52103155 |
| Mode S Code Hex | A8866D |