| Tail Number / N-Number | N421FA |
| Manufacturer | CESSNA |
| Model | 421B |
| Year Built | 1973 |
| Manufacturer's Serial Number | 421B0431 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | GTSIO-520-H |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 375 hp (280 kW) |
| Total Horsepower | 750 hp (560 kW) |
| Average Cruising Speed | 172 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | K & K INVESTMENT GROUP INC |
| Street | 1309 COFFEEN AVE STE 1200 |
| City | SHERIDAN |
| State | WY |
| Zip Code | 82801-5777 |
| Region | Northwest Mountain |
| County | Sheridan County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2018-07-12 |
| Certificate Issue Date | 2022-07-21 |
| Last Action Date | 2022-10-07 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51177724 |
| Mode S Code Hex | A4FFD4 |