Registrant: UNITED AIRLINES INC (CHICAGO, IL)
Information Updated 11/08/2025
Registered Owner
| Name | UNITED AIRLINES INC | ||
| Street | ATTN: TREASURER - WILLIS TOWER | ||
| 233 S WACKER DR | |||
| City | CHICAGO | State | IL |
| County | COOK COUNTY | Zip Code | 60606-7147 |
| Country | US | ||
Other Owner Names
| None |
Aircraft Description
| N-Number | N21723 | ||
| Serial Number | 28790 | Status | Valid |
| Manufacturer Name | BOEING | Certificate Issue Date | 04/23/1999 |
| Model | 737-724 | Expiration Date | 01/31/2023 |
| Type Aircraft | Fixed Wing Multi Engine | Type Engine | Turbo-fan |
| Pending Number Change | Dealer | ||
| Date Change Authorized | Mode S Code (base 8 / octal) | 50353075 | |
| MFR Year | 1999 | Mode S Code (base 16 / hex) | A1D63D |
| Type Registration | Corporation | Fractional Owner | No |
Airworthiness
| Engine Manufacturer | CFM INTL. | A/W Date | 04/21/1999 |
| Engine Model | CFM56 SERIES | Classification | Standard |
| Category | Transport | ||
Deregistered Aircraft
| Deregistered Aircraft 1 of 2 | |||
| Aircraft Description | |||
| Serial Number | 3 | Certificate Issue Date | 12/16/1958 |
| Manufacturer Name | HEIDEMAN-BOWLUS | Mode S Code (base 8 / oct) | 50353075 |
| Model | B-3 | Mode S Code (base 16 / hex) | A1D63D |
| Year Manufacturer | 1940 | Cancel Date | 06/29/1967 |
| Reason for Cancellation | Export To | ||
| Type Registration | Individual | ||
| Aircraft Registration prior to Deregistration | |||
| Name | TORGERSON RUSSELL EUGENE | ||
| Street | 1350 TETON DR | ||
| City | EL CAJON | ||
| State | CA | Zip Code | 92021 |
| County | San Diego County | ||
| Country | US | ||
| Deregistered Airworthiness | |||
| Engine Manufacturer | Classification | Unknown | |
| Engine Model | Category | ||
| A/W Date | |||
| Deregistered Other Owner Names | |||
| None | |||
| Deregistered Aircraft 2 of 2 | |||
| Aircraft Description | |||
| Serial Number | 318152028 | Certificate Issue Date | 08/02/1994 |
| Manufacturer Name | PIPER | Mode S Code (base 8 / oct) | 50353075 |
| Model | PA-31-350 | Mode S Code (base 16 / hex) | A1D63D |
| Year Manufacturer | Cancel Date | 12/02/1994 | |
| Reason for Cancellation | Export To | CHILE | |
| Type Registration | Corporation | ||
| Aircraft Registration prior to Deregistration | |||
| Name | SPECIAL AIR SERVICE CORP | ||
| Street | 10661 N KENDALL DR STE 101 | ||
| City | MIAMI | ||
| State | FL | Zip Code | 33176 |
| County | Miami-Dade County | ||
| Country | |||
| Deregistered Airworthiness | |||
| Engine Manufacturer | Classification | Unknown | |
| Engine Model | Category | ||
| A/W Date | |||
| Deregistered Other Owner Names | |||
| None | |||