| Tail Number / N-Number | N9491H |
| Manufacturer | BOEING |
| Model | E75 |
| Year Built | 1943 |
| Manufacturer's Serial Number | 75-8547 |
| 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 | R670-SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 225 hp (168 kW) |
| Average Cruising Speed | 93 miles per hour |
| Type of Registrant | Individual |
| Owner Name | VAJDOS ROBERT C JR |
| Street | PO BOX 367 |
| City | LOUISE |
| State | TX |
| Zip Code | 77455-0367 |
| Region | Southwestern |
| County | Wharton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1954-07-20 |
| Certificate Issue Date | 2003-10-29 |
| Last Action Date | 2021-04-27 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 53230432 |
| Mode S Code Hex | AD311A |