| Tail Number / N-Number | N191JS |
| Manufacturer | STABEN JON C |
| Model | COZY MARK IV |
| Year Built | 2006 |
| Manufacturer's Serial Number | 0305 |
| 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 | O-360-A3A |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | STABEN JON C |
| Street | 1070 N CANYON DR |
| City | FREEPORT |
| State | IL |
| Zip Code | 61032-7221 |
| Region | Great Lakes |
| County | Stephenson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2006-05-31 |
| Certificate Issue Date | 1997-09-16 |
| Last Action Date | 2020-11-18 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 50266273 |
| Mode S Code Hex | A16CBB |