| Tail Number / N-Number | N3840D |
| Manufacturer | CESSNA |
| Model | 182A |
| Year Built | 1957 |
| Manufacturer's Serial Number | 34540 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | O-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 230 hp (172 kW) |
| Average Cruising Speed | 119 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LANGBEHN LEE W |
| Street | PO BOX 6014 |
| City | GREAT FALLS |
| State | MT |
| Zip Code | 59406-6014 |
| Region | Northwest Mountain |
| County | Cascade County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1957-07-13 |
| Certificate Issue Date | 2000-02-12 |
| Last Action Date | 2022-02-18 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51066202 |
| Mode S Code Hex | A46C82 |