| Tail Number / N-Number | N40020 |
| Manufacturer | STINSON |
| Model | L-5E |
| Year Built | 1947 |
| Manufacturer's Serial Number | 76-3547 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-435 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 175 hp (131 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MADDEN RUSSELL |
| Street | 721 DOVE LN |
| City | GRAFORD |
| State | TX |
| Zip Code | 76449-3140 |
| Region | Southwestern |
| County | Palo Pinto County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1989-11-04 |
| Certificate Issue Date | 1996-09-18 |
| Last Action Date | 2020-12-05 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51127530 |
| Mode S Code Hex | A4AF58 |