Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N2021F.
| Tail Number / N-Number | N2021F |
| Manufacturer | BALLOON WORKS |
| Model | FIREFLY 6 |
| Year Built | 1976 |
| Manufacturer's Serial Number | 608 |
| 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 |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | OLSEN RICHARDW |
| Street | 29 W NELSON ST PO BOX 258 |
| City | DEERFIELD |
| State | WI |
| Zip Code | 53531 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1976-02-04 |
| Certificate Issue Date | 1979-01-17 |
| Last Action Date | 2009-04-21 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2014-09-10 |
| Mode S Code | 50315762 |
| Mode S Code Hex | A19BF2 |