| Tail Number / N-Number | N6603U |
| Manufacturer | CESSNA |
| Model | T210R |
| Manufacturer's Serial Number | 21064959 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | LLC |
| Owner Name | N6603U LLC |
| Street | 6909 ROBLE BLANCO DR SW |
| City | ALBUQUERQUE |
| State | NM |
| Zip Code | 87105-7921 |
| Region | Southwestern |
| County | Bernalillo County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2021-10-19 |
| Last Action Date | 2021-10-19 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 52133415 |
| Mode S Code Hex | A8B70D |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N6603U.
| Tail Number / N-Number | N6603U |
| Manufacturer | MOONEY |
| Model | M20C |
| Manufacturer's Serial Number | 2390 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| 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 | 127 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SHANK INDUSTRIES |
| Street | 3000 EAST 56TH STREET |
| City | INDIANAPOLIS |
| State | IN |
| Zip Code | 46204 |
| Region | Great Lakes |
| County | Bernalillo County |
| Certificate Issue Date | 1963-02-04 |
| Last Status | Valid Registration |
| Cancellation Date | 1964-11-17 |
| Exported To | URUGUAY |