| Tail Number / N-Number | N25SX |
| Manufacturer | BROWN DAVID W |
| Model | SONEX B |
| Year Built | 2022 |
| Manufacturer's Serial Number | 016 |
| 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 | ULPOWER |
| Engine Model | 350I |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 118 hp (88 kW) |
| Kit Manufacturer | SONEX AIRCRAFT LLC |
| Kit Model | SONEX B |
| Type of Registrant | Individual |
| Owner Name | BROWN DAVID W |
| Street | PO BOX 134 |
| City | OZARK |
| State | AR |
| Zip Code | 72949-0134 |
| Region | Southwestern |
| County | Franklin County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2022-04-25 |
| Certificate Issue Date | 2021-05-19 |
| Last Action Date | 2021-05-19 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 50453313 |
| Mode S Code Hex | A256CB |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N25SX.
| Tail Number / N-Number | N25SX |
| Manufacturer | ROBERTSON T E/HEISDORFFER R |
| Model | SH-IIS |
| Year Built | 1995 |
| Manufacturer's Serial Number | 2072 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Corporation |
| Owner Name | JETTVIEW CORP |
| Street | 62049 E JETTVIEW LN |
| City | BRIGHTWOOD |
| State | OR |
| Zip Code | 97011-9740 |
| County | Franklin County |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1995-09-14 |
| Certificate Issue Date | 2015-03-11 |
| Last Action Date | 2015-03-11 |
| Last Status | Valid Registration |
| Cancellation Date | 2015-05-14 |
| Exported To | RUSSIAN FEDERATION |