| Tail Number / N-Number | N7171Z |
| Manufacturer | AEROSTAR INTERNATIONAL INC |
| Model | S-51A |
| Manufacturer's Serial Number | S51A-3004 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Type of Registrant | Individual |
| Owner Name | SPROUL KEITH A |
| Street | 698 MAGNOLIA RD |
| City | NORTH BRUNSWICK |
| State | NJ |
| Zip Code | 08902-2647 |
| Region | Eastern |
| County | Middlesex County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1996-09-23 |
| Certificate Issue Date | 2018-01-12 |
| Last Action Date | 2020-08-17 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 52314241 |
| Mode S Code Hex | A998A1 |