| Tail Number / N-Number | N74RW |
| Manufacturer | WESTERBERG ROGER K |
| Model | CASSUTT IIIM |
| Year Built | 1988 |
| Manufacturer's Serial Number | 543 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Type of Registrant | Individual |
| Owner Name | WESTERBERG ROGER K |
| Street | 8653 JANERO AVE S |
| City | COTTAGE GROVE |
| State | MN |
| Zip Code | 55016 |
| Region | Great Lakes |
| County | Washington County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2004-05-07 |
| Certificate Issue Date | 1987-06-29 |
| Last Action Date | 2020-04-30 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 52370675 |
| Mode S Code Hex | A9F1BD |