| Tail Number / N-Number | N33390 |
| Manufacturer | COMMONWEALTH |
| Model | 185 |
| Year Built | 1946 |
| Manufacturer's Serial Number | 1611 |
| 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 | CONT MOTOR |
| Engine Model | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Average Cruising Speed | 86 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KEMPF DOUGLAS A |
| Street | 4403 NE 290TH ST |
| City | LA CENTER |
| State | WA |
| Zip Code | 98629 |
| Region | Northwest Mountain |
| County | Clark County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1955-12-26 |
| Certificate Issue Date | 1992-12-18 |
| Last Action Date | 2021-12-22 |
| Expiration Date | 2029-01-31 |
| Status | Valid Registration |
| Mode S Code | 50722240 |
| Mode S Code Hex | A3A4A0 |