| Tail Number / N-Number | N21EX |
| Manufacturer | EXTRA FLUGZEUGBAU GMBH |
| Model | EA-300 |
| Year Built | 1993 |
| Manufacturer's Serial Number | 044 |
| 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | AEIO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | Individual |
| Owner Name | JONES THOMAS E |
| Street | PO BOX 441 |
| City | CRESTLINE |
| State | CA |
| Zip Code | 92325-0441 |
| Region | Western-Pacific |
| County | San Bernardino County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1993-07-21 |
| Certificate Issue Date | 2015-04-10 |
| Last Action Date | 2020-11-11 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 50333643 |
| Mode S Code Hex | A1B7A3 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N21EX.
| Tail Number / N-Number | N21EX |
| Manufacturer | MCGINNIS TIMOTHY L |
| Model | BD-4-EX |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| County | San Bernardino County |
| Last Action Date | 2003-02-07 |
| Last Status | N-Number assigned as a Non Type Certificated (Amateur) but has not been registered that is pending cancellation |
| Cancellation Date | 2010-10-29 |