| Tail Number / N-Number | N9504 |
| Manufacturer | WACO |
| Model | ASO |
| Manufacturer's Serial Number | 32 |
| 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 | NICHOLS CHARLES F TRUSTEE |
| Street | 13470 DALEWOOD ST |
| City | BALDWIN PARK |
| State | CA |
| Zip Code | 91706-5834 |
| Region | Western-Pacific |
| County | Los Angeles County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 2019-01-23 |
| Last Action Date | 2021-08-16 |
| Expiration Date | 2029-01-31 |
| Status | Valid Registration |
| Mode S Code | 53233613 |
| Mode S Code Hex | AD378B |