| Tail Number / N-Number | N4091E |
| Manufacturer | AERONCA |
| Model | S11CC |
| Year Built | 1947 |
| Manufacturer's Serial Number | 11CC-1 |
| Aircraft Type | Fixed wing single engine |
| Category | Sea |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 75 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KALAPUS LAWRENCE J |
| Street | 20619 42ND AVE E |
| City | SPANAWAY |
| State | WA |
| Zip Code | 98387 |
| Region | Northwest Mountain |
| County | Pierce County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-08-22 |
| Certificate Issue Date | 1984-04-09 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-04-30 |
| Status | Valid Registration |
| Mode S Code | 51150220 |
| Mode S Code Hex | A4D090 |