| Tail Number / N-Number | N721TC |
| Manufacturer | THUNDER & COLT LTD |
| Model | THUNDER AX7-77 |
| Manufacturer's Serial Number | 2395 |
| Aircraft Type | Balloon |
| 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 | 0 engines |
| Type of Registrant | Individual |
| Owner Name | POWDRELL RICHARD M |
| Street | PO BOX 5395 |
| City | BERNALILLO |
| State | NM |
| Zip Code | 87004-5395 |
| Region | Southwestern |
| County | Sandoval County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1993-11-29 |
| Certificate Issue Date | 2019-04-16 |
| Last Action Date | 2022-05-02 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 52324357 |
| Mode S Code Hex | A9A8EF |