| Tail Number / N-Number | N158WA |
| Manufacturer | SWEARINGEN |
| Model | SA226TC |
| Year Built | 1981 |
| Manufacturer's Serial Number | TC411 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 22 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AIRESEARCH |
| Engine Model | TPE331-5&6SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 776 hp (579 kW) |
| Total Horsepower | 1,552 hp (1,158 kW) |
| Average Cruising Speed | 232 miles per hour |
| Type of Registrant | LLC |
| Owner Name | WESTERN AIRLINES LC |
| Street | 3541 W RICKENBACKER ST |
| City | BOISE |
| State | ID |
| Zip Code | 83705-5020 |
| Region | Northwest Mountain |
| County | Ada County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1998-07-31 |
| Certificate Issue Date | 1998-07-28 |
| Last Action Date | 2020-12-21 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 50164734 |
| Mode S Code Hex | A0E9DC |