| Tail Number / N-Number | N423QX |
| Manufacturer | BOMBARDIER INC |
| Model | DHC-8-402 |
| Year Built | 2007 |
| Manufacturer's Serial Number | 4153 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 70 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PW150A |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Thrust per Engine | 4,580 pounds-force (20.4 kN) |
| Total Thrust | 9,160 pounds-force (40.7 kN) |
| Type of Registrant | Corporation |
| Owner Name | HORIZON AIR INDUSTRIES INC |
| Street | C/O LEGAL DEPT SEAZL 19300 INTERNATIONAL BLVD |
| City | SEATAC |
| State | WA |
| Zip Code | 98188-5304 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2007-04-20 |
| Certificate Issue Date | 2007-04-20 |
| Last Action Date | 2022-10-03 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 51204070 |
| Mode S Code Hex | A50838 |