Homebuilt Sonex Onex registrations
1 Homebuilt Sonex Onex aircraft on the FAA register (FAA model SONEX ONEX), newest first.
| N-number | Year | Aircraft |
|---|---|---|
| N503X | — | Homebuilt Sonex Onex |
Source: FAA Aircraft Registry, October 2026. Each N-number links to its aircraft page with registration record, history and accident data.
