| Tail Number / N-Number | N638LK |
| Manufacturer | KANNA LES J |
| Model | ONEX |
| Year Built | 2016 |
| Manufacturer's Serial Number | ONX0086 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Kit Manufacturer | SONEX AIRCRAFT LLC |
| Kit Model | ONEX |
| Type of Registrant | Individual |
| Owner Name | KANNA LES J |
| Street | 3108 SHILOH UNITY RD |
| City | LANCASTER |
| State | SC |
| Zip Code | 29720-9323 |
| Region | Southern |
| County | Lancaster County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2016-02-12 |
| Certificate Issue Date | 2015-06-29 |
| Last Action Date | 2021-07-01 |
| Expiration Date | 2028-06-30 |
| Status | Valid Registration |
| Mode S Code | 52056170 |
| Mode S Code Hex | A85C78 |