Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N5721C.
| Tail Number / N-Number | N5721C |
| Manufacturer | RAVEN |
| Model | S55A |
| Manufacturer's Serial Number | S55A720 |
| 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) |
| Number of Engines | 0 engines |
| Average Cruising Speed | 60 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BALLOON INC |
| Street | 6135 CALICO LANE |
| City | HOUSE SPRINGS |
| State | MO |
| Zip Code | 63051 |
| Country | US |
| Certificate Issue Date | 1981-06-17 |
| Last Action Date | 1992-06-25 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1992-08-04 |
| Mode S Code | 51654125 |
| Mode S Code Hex | A75855 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N5721C.
| Tail Number / N-Number | N5721C |
| Manufacturer | CESSNA |
| Model | 170A |
| Manufacturer's Serial Number | 19675 |
| Aircraft Type | Fixed wing single engine |
| 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 | 1 engine |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | BUTTERFIELD MELVIN |
| Street | RT 1 |
| City | FORT MORGAN |
| State | CO |
| Zip Code | 80701 |
| Region | Northwest Mountain |
| Certificate Issue Date | 1973-04-30 |
| Last Status | Valid Registration |
| Cancellation Date | 1974-08-29 |
| Mode S Code | 51654125 |
| Mode S Code Hex | A75855 |