| Tail Number / N-Number | N19AC |
| Manufacturer | CRUZ ARMANDO |
| Model | RV-4 |
| Manufacturer's Serial Number | 578 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | HANNUM MARK EDWARD |
| Street | 603 HOLLISTER RD |
| City | WOODLAND |
| State | CA |
| Zip Code | 95695-2819 |
| Region | Western-Pacific |
| County | Yolo County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1987-02-15 |
| Certificate Issue Date | 2020-06-16 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 50262725 |
| Mode S Code Hex | A165D5 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N19AC.
| Tail Number / N-Number | N19AC |
| Manufacturer | CLARK |
| Model | STARDUSTER TWO |
| Manufacturer's Serial Number | 005 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CLARK ANDREW G |
| Street | 910 ANN ST |
| City | INDEPENDENCE |
| State | MO |
| Zip Code | 64056 |
| Region | Central |
| County | Yolo County |
| Last Status | Valid Registration |
| Cancellation Date | 1974-08-05 |