| Tail Number / N-Number | N421TG |
| Manufacturer | CESSNA |
| Model | 421C |
| Manufacturer's Serial Number | 421C0839 |
| 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 | TRI-K MANAGEMENT LLC |
| Street | 650 5TH AVE FL 30 |
| City | NEW YORK |
| State | NY |
| Zip Code | 10019-6108 |
| Region | Eastern |
| County | New York County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1980-03-26 |
| Certificate Issue Date | 2019-10-29 |
| Last Action Date | 2022-05-26 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 51200406 |
| Mode S Code Hex | A50106 |