Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N6331K.
| Tail Number / N-Number | N6331K |
| Manufacturer | CESSNA |
| Model | R172K |
| Manufacturer's Serial Number | R172-2040 |
| 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 | 76 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MCCAUSLAND AVIATION INC |
| Street | DRAWER M CAVERN CITY AIR TERMINAL |
| City | CARLSBAD |
| State | NM |
| Zip Code | 88220 |
| Region | Southwestern |
| Certificate Issue Date | 1977-02-17 |
| Last Status | Valid Registration |
| Cancellation Date | 1980-08-01 |
| Mode S Code | 52045546 |
| Mode S Code Hex | A84B66 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N6331K.
| Tail Number / N-Number | N6331K |
| Manufacturer | REPUBLIC |
| Model | RC-3 |
| Manufacturer's Serial Number | 555 |
| 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 |
| Owner Name | TYLER FLIGHT SERVICE CO |
| Street | WESTMINISTER ARPT |
| City | WESTMINSTER |
| State | MD |
| Zip Code | 20903 |
| Region | Eastern |
| Certificate Issue Date | 1947-07-22 |
| Last Status | Valid Registration |
| Cancellation Date | 1955-01-06 |
| Mode S Code | 52045546 |
| Mode S Code Hex | A84B66 |