| Tail Number / N-Number | N943AK |
| Manufacturer | BOEING |
| Model | 737-9 |
| Year Built | 2022 |
| Manufacturer's Serial Number | 44084 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 48 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | CFM INTL |
| Engine Model | LEAP-1B28 SER |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 29,317 pounds-force (130.4 kN) |
| Total Thrust | 58,634 pounds-force (260.8 kN) |
| Type of Registrant | Corporation |
| Owner Name | ALASKA AIRLINES INC |
| Street | C/O LEGAL 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 | 2022-08-15 |
| Certificate Issue Date | 2022-08-25 |
| Last Action Date | 2022-08-25 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 53214127 |
| Mode S Code Hex | AD1857 |