| Tail Number / N-Number | N421MG |
| Manufacturer | CESSNA |
| Model | 421C |
| Manufacturer's Serial Number | 421C0662 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | LLC |
| Owner Name | COWTOWN AVIATION LLC |
| Street | 1130 WEST J ST |
| City | HASTINGS |
| State | NE |
| Zip Code | 68901 |
| Region | Central |
| County | Adams County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-05-03 |
| Certificate Issue Date | 2023-01-31 |
| Last Action Date | 2023-01-31 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51200160 |
| Mode S Code Hex | A50070 |