| Tail Number / N-Number | N6048K |
| Manufacturer | REPUBLIC |
| Model | RC-3 |
| Year Built | 1947 |
| Manufacturer's Serial Number | 223 |
| 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 | Corporation |
| Owner Name | GREAT CIRCLE AVIATION |
| Street | 5530 NE 199TH AVE |
| City | VANCOUVER |
| State | WA |
| Zip Code | 98682-9155 |
| Region | Northwest Mountain |
| County | Clark County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1961-06-02 |
| Certificate Issue Date | 2014-11-03 |
| Last Action Date | 2020-12-09 |
| Expiration Date | 2027-11-30 |
| Status | Valid Registration |
| Mode S Code | 51754625 |
| Mode S Code Hex | A7D995 |