| Tail Number / N-Number | N21X |
| Type of Reservation | Fee paid |
| Reserving Party Name | KARATSONYI MICHAEL |
| Street | 7151 ATHELING WAY |
| City | WEST HILLS |
| State | CA |
| Zip Code | 91307-1428 |
| Date Reserved | 2019-10-02 |
| Expiration Date | 2023-08-02 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N21X.
| Tail Number / N-Number | N21X |
| Manufacturer | JONES-AST-ALBRECHT-GILMORE |
| Model | WILLIAMS W-17 |
| Year Built | 1971 |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | 0-200 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | 7000 MERRILL AVE STE 17 |
| City | CHINO |
| State | CA |
| Zip Code | 91710-9084 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-08-13 |
| Last Action Date | 1998-09-24 |
| Last Status | Sale Reported – Canceled |
| Cancellation Date | 2013-08-19 |