| Tail Number / N-Number | N231W |
| Manufacturer | STINSON |
| Model | SM-8A |
| Year Built | 1930 |
| Manufacturer's Serial Number | 4044 |
| 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 | LYCOMING |
| Engine Model | R680E SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Average Cruising Speed | 123 miles per hour |
| Type of Registrant | Individual |
| Owner Name | PARKMAN ROY H |
| Street | 6612 SAWYER RD |
| City | SAN ANTONIO |
| State | TX |
| Zip Code | 78238-2213 |
| Region | Southwestern |
| County | Bexar County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Certificate Issue Date | 2015-04-14 |
| Last Action Date | 2021-03-30 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 50407053 |
| Mode S Code Hex | A20E2B |