| Tail Number / N-Number | N131JK |
| Pending N-Number Change | N439AH |
| Manufacturer | BUCKER JUNGMANN |
| Model | C.A.S.A. 1.131 |
| Year Built | 1961 |
| Manufacturer's Serial Number | E3B-439 |
| 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 |
| Type of Registrant | Individual |
| Owner Name | HOFFMAN CARL A |
| Street | 28 WOODLAND TRL |
| City | NEWNAN |
| State | GA |
| Zip Code | 30263-3328 |
| Region | Southern |
| County | Coweta County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-03-28 |
| Certificate Issue Date | 2013-05-28 |
| Last Action Date | 2022-03-16 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 50077672 |
| Mode S Code Hex | A07FBA |