| Tail Number / N-Number | N401YK |
| Manufacturer | BOEING |
| Model | 737-436 |
| Year Built | 1993 |
| Manufacturer's Serial Number | 25860 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 149 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | CFM INTL |
| Engine Model | CFM56-3C1 |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 23,515 pounds-force (104.6 kN) |
| Total Thrust | 47,030 pounds-force (209.2 kN) |
| Type of Registrant | LLC |
| Owner Name | NAS AIRCRAFT LEASING COMPANY LLC |
| Street | 4510 OLD INTERNATIONAL AIRPORT RD |
| City | ANCHORAGE |
| State | AK |
| Zip Code | 99502 |
| Region | Alaskan |
| County | Anchorage Municipality |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2017-06-03 |
| Certificate Issue Date | 2021-04-20 |
| Last Action Date | 2021-04-20 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51131210 |
| Mode S Code Hex | A4B288 |