| Tail Number / N-Number | N621TA |
| Manufacturer | MITSUBISHI |
| Model | MU-2B-35 |
| Manufacturer's Serial Number | 605 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 2 engines |
| Average Cruising Speed | 147 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | TDT HOLDINGS INC |
| Street | 5121 LEWISBURG HWY |
| City | PULASKI |
| State | TN |
| Zip Code | 38478-6895 |
| Region | Central |
| County | Giles County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1996-02-12 |
| Certificate Issue Date | 2009-03-12 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-03-31 |
| Status | Valid Registration |
| Mode S Code | 52015636 |
| Mode S Code Hex | A81B9E |