N21723 is a 1999 Boeing 737-724 (fixed wing multi engine) with serial number 28790, registered in Chicago, IL. Its FAA registration is valid and runs until Jan 31, 2030; the renewal window opens on Jul 31, 2029. It is powered by a Cfm Intl. CFM56 SERIES rated at 2200 hp. Its airworthiness certificate is in the standard class (transport), issued Apr 21, 1999. It is one of 36 737-724 aircraft in the FAA registry, 36 of them registered in Illinois.
1185days left
Registration expiresJan 31, 2030
Today
Registration
- FAA status
- Valid registration
- Expires
- Jan 31, 2030
- Registrant type
- Corporation
- Registered owner
- UNITED AIRLINES INC
- Location
- Chicago, IL
- Local FAA office (FSDO)
- Greater Chicago FSDO (CHI FSDO) · (847) 294-8700
- Certificate issued
- Apr 23, 1999
- Last FAA action
- Nov 3, 2025
- Mode S code (hex)
- A1D63D
- Mode S code (octal)
- 50353075
- Official record
- registry.faa.gov
Aircraft
- Manufacturer
- BOEING
- Model
- 737-724
- Year manufactured
- 1999
- Serial number
- 28790
- Aircraft type
- Fixed wing multi engine
- Engine type
- Turbo-fan
- Engine
- CFM INTL. CFM56 SERIES (2200 hp)
- Engines / seats
- 2 / 149
- Weight class
- 20,000 lb and over
- Airworthiness
- Standard since Apr 21, 1999
- Approved operations
- Transport
Public airports near Chicago
| Airport | ID | Distance | Tower | Fuel |
|---|---|---|---|---|
| Chicago Midway International Chicago, IL | KMDW | 5 mi | Towered | 100LL, A1+ |
| Chicago O'Hare International Chicago, IL | KORD | 15 mi | Towered | 100LL, A |
| Gary/Chicago International Gary/Chicago, IN | KGYY | 21 mi | Towered | 100LL, A |
Straight-line distance from the registration city, from the FAA airport directory (NASR). The registry does not say where an aircraft is based.
Earlier registrations of this number
| Canceled | Aircraft | Serial | Year | Exported to | Same airframe today |
|---|---|---|---|---|---|
| Dec 2, 1994 | PIPER PA-31-350 | 318152028 | CHILE | ||
| Jun 29, 1967 | HEIDEMAN-BOWLUS B-3 | 3 | 1940 |