Registrant: SOUTHWEST AIRLINES CO (DALLAS, TX)
Information Updated 11/08/2025
Registered Owner
| Name | SOUTHWEST AIRLINES CO | ||
| Street | 2702 LOVE FIELD DR | ||
| HDQ-4GC | |||
| City | DALLAS | State | TX |
| County | DALLAS COUNTY | Zip Code | 75235 |
| Country | US | ||
Other Owner Names
| None |
Aircraft Description
| N-Number | N521SW | ||
| Serial Number | 25320 | Status | Expired |
| Manufacturer Name | BOEING | Certificate Issue Date | 10/28/1991 |
| Model | 737-5H4 | Expiration Date | 08/31/2021 |
| Type Aircraft | Fixed Wing Multi Engine | Type Engine | Turbo-fan |
| Pending Number Change | Dealer | ||
| Date Change Authorized | Mode S Code (base 8 / octal) | 51507112 | |
| MFR Year | 1991 | Mode S Code (base 16 / hex) | A68E4A |
| Type Registration | Corporation | Fractional Owner | No |
Airworthiness
| Engine Manufacturer | CFM INTL. | A/W Date | 10/04/1991 |
| Engine Model | CFM56 SERIES | Classification | Standard |
| Category | Transport | ||