| Tail Number / N-Number | N861M |
| Manufacturer | WACO |
| Model | BSO |
| Year Built | 1929 |
| Manufacturer's Serial Number | 3006 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | W670 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 250 hp (187 kW) |
| Average Cruising Speed | 79 miles per hour |
| Type of Registrant | Individual |
| Owner Name | PIETSCH KENT D |
| Street | PO BOX 356 |
| City | BURLINGTON |
| State | ND |
| Zip Code | 58722-0356 |
| Region | Great Lakes |
| County | Ward County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1953-05-08 |
| Certificate Issue Date | 2000-04-21 |
| Last Action Date | 2022-08-15 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 52751641 |
| Mode S Code Hex | ABD3A1 |