| Tail Number / N-Number | N6647K |
| Manufacturer | GRUMMAN |
| Model | G-44A |
| Year Built | 1941 |
| Manufacturer's Serial Number | 1206 |
| Aircraft Type | Fixed wing multi engine |
| Category | Amphibian |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | GO-480 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 295 hp (220 kW) |
| Total Horsepower | 590 hp (440 kW) |
| Average Cruising Speed | 131 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SHACKELFORD JOHN S JR |
| Street | 400 BOEING WAY |
| City | ROANOKE |
| State | TX |
| Zip Code | 76262 |
| Region | Southwestern |
| County | Denton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1958-05-13 |
| Certificate Issue Date | 1995-03-10 |
| Last Action Date | 2022-05-11 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 52143154 |
| Mode S Code Hex | A8C66C |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N6647K.
| Tail Number / N-Number | N6647K |
| Manufacturer | REPUBLIC |
| Model | RC-3 |
| Year Built | 1947 |
| Manufacturer's Serial Number | 924 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 87 miles per hour |
| Type of Registrant | Corporation |
| County | Denton County |
| Last Status | Valid Registration |
| Exported To | CANADA |