| Tail Number / N-Number | N20731 |
| Manufacturer | LINCOLN |
| Model | PT-W |
| Year Built | 1937 |
| Manufacturer's Serial Number | 804 |
| 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 | WARNER |
| Engine Model | SS40&50 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 90 hp (67 kW) |
| Average Cruising Speed | 75 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SMITH JAMES E |
| Street | PO BOX 8177 |
| City | KALISPELL |
| State | MT |
| Zip Code | 59904-1177 |
| Region | Northwest Mountain |
| County | Flathead County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1975-10-09 |
| Certificate Issue Date | 1989-03-31 |
| Last Action Date | 2022-08-22 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 50327337 |
| Mode S Code Hex | A1AEDF |