| Tail Number / N-Number | N121SL |
| Manufacturer | PIPER |
| Model | PA-23-250 |
| Year Built | 1969 |
| Manufacturer's Serial Number | 27-4475 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | TI0-540 SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 310 hp (231 kW) |
| Total Horsepower | 620 hp (463 kW) |
| Average Cruising Speed | 150 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LADET DAVID E |
| Street | PO BOX 539 |
| City | LAVONIA |
| State | GA |
| Zip Code | 30553-0539 |
| Region | Southern |
| County | Franklin County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1970-08-19 |
| Certificate Issue Date | 1995-10-04 |
| Last Action Date | 2021-02-22 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 50054404 |
| Mode S Code Hex | A05904 |