| Tail Number / N-Number | N131SK |
| Manufacturer | CONSTRUCCIONES AERONAUTICAS SA |
| Model | C.A.S.A. 1.131 |
| Year Built | 1953 |
| Manufacturer's Serial Number | 2033 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | REGISTRATION PENDING |
| Street | PO BOX 660 |
| City | VINEBURG |
| State | CA |
| Zip Code | 95487-0660 |
| Region | Western-Pacific |
| County | Sonoma County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1996-10-11 |
| Last Action Date | 2022-09-27 |
| Status | Registration pending |
| Mode S Code | 50100202 |
| Mode S Code Hex | A08082 |