Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N20998.
| Tail Number / N-Number | N20998 |
| Manufacturer | HUEBBE THOMAS E |
| Model | CHALLENGER II SPEC |
| Year Built | 1990 |
| Manufacturer's Serial Number | TOM H 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | KEMPER JAMES L |
| Street | 2770 LEE RD |
| City | WEST BROOKLYN |
| State | IL |
| Zip Code | 61378 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1990-04-05 |
| Certificate Issue Date | 1991-07-23 |
| Last Action Date | 2009-11-17 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2017-05-31 |
| Mode S Code | 50333446 |
| Mode S Code Hex | A1B726 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N20998.
| Tail Number / N-Number | N20998 |
| Manufacturer | DART |
| Model | GK |
| Manufacturer's Serial Number | GK-17 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CASEY LIONEL J JR |
| Street | 3322 LENS AVENUE |
| City | NORFOLK |
| State | VA |
| Zip Code | 23501 |
| Region | Eastern |
| Certificate Issue Date | 1955-11-17 |
| Last Status | Valid Registration |
| Cancellation Date | 1965-06-02 |
| Mode S Code | 50333446 |
| Mode S Code Hex | A1B726 |