| Tail Number / N-Number | N189MW |
| Manufacturer | CESSNA |
| Model | 310N |
| Year Built | 1968 |
| Manufacturer's Serial Number | 310N-0003 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | GIO-470SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 310 hp (231 kW) |
| Total Horsepower | 620 hp (463 kW) |
| Average Cruising Speed | 167 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WILLIAMSON AVIATION INC |
| Street | 30 ARBOR LN |
| City | TULLAHOMA |
| State | TN |
| Zip Code | 37388-7931 |
| Region | Central |
| County | Coffee County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1990-11-30 |
| Certificate Issue Date | 2020-01-27 |
| Last Action Date | 2022-08-31 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 50261503 |
| Mode S Code Hex | A16343 |