Airliner

N23708

1998 Boeing 737-724

Registered 2 NTSB/FAA records
Built
1998
Serial
28769
Class
Airliner
Engines
2 × Cfm Intl. CFM56 series
Status
Current as of October 2026
Registered owner
United Airlines Inc (Corporation)
Based
Chicago, IL
Registration record

N23708 on the FAA register

Type
1998 Boeing 737-724
Serial
28769
Engines
2 × Cfm Intl. CFM56 series
Registered owner
United Airlines Inc
Chicago, IL
Certificate issued
2018-06-13
Airworthiness date
1998-05-29
Registration expires
2028-06-30
Airworthiness class
Standard · transport
Mode S (hex)
A224FA
Mode S (octal)
50422372
Seats (type)
149
Weight class
20,000 lb and over
Status
Current as of October 2026
Registry history

Timeline

  • 2028-06-30
    Registration expires (renewal due).
  • 2018-06-13
    Certificate of registration issued as N23708.
  • 2016-03-15
    Accident at Port Arthur, TX.
  • 2014-02-17
    Accident at Kaycee, WY.
  • 1998-05-29
    Airworthiness date on the current FAA record (standard category (transport)).
Overview

About N23708

N23708 is a 1998 Boeing 737-724, serial number 28769. The FAA register lists United Airlines Inc as the registrant in Chicago, Illinois. The current certificate of registration was issued on June 13, 2018 and expires on June 30, 2028.

The FAA aircraft reference file describes the type as an airliner, two Cfm Intl. CFM56 series engines and 149 seats. Its airworthiness certificate is standard category (transport), dated May 29, 1998.

N23708 has 2 accident/incident records on file; details are below.

Safety record

Accident & incident history

2016-03-15 Accident · Port Arthur, TX Serious injury NTSB · DCA16CA181
Reported aircraft: Boeing 737 724
Probable cause: an inadvertent encounter with clear air turbulence.
2014-02-17 Accident · Kaycee, WY Serious injury NTSB · DCA14LA060
Reported aircraft: Boeing 737
Probable cause: an encounter with severe mountain wave turbulence during cruise flight.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.