| Tail Number / N-Number | N505MW |
| Manufacturer | BEECH |
| Model | E-90 |
| Manufacturer's Serial Number | LW-155 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-60A |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,050 hp (783 kW) |
| Total Horsepower | 2,100 hp (1,567 kW) |
| Type of Registrant | Corporation |
| Owner Name | BOEING CO |
| Street | 1301 SW 16TH ST # MC-20-63 |
| City | RENTON |
| State | WA |
| Zip Code | 98057-2640 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1975-09-15 |
| Certificate Issue Date | 2019-03-23 |
| Last Action Date | 2021-12-17 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 51446653 |
| Mode S Code Hex | A64DAB |