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Aircraft record

N137501999 Boeing 737-724

Registration validUnclaimedSource: FAA, updated Oct 19, 2026

Safety record in brief:No NTSB accidents or incidents since 198221 ADs may apply83 service difficulty reports

Registration
Valid
expires Feb 28, 2033
Based in
Chicago, IL
owner city / state
Engine
CFM56 SERIES · 2200 hp
Cfm Intl.
Owners
1
since 2026
NTSB events
None
since 1982
ADs may apply
21
confirm with A&P
Service reports
83
since 1995

Registration

FAA Aircraft Registry · Oct 19, 2026
Registered owner
United Airlines INC
Owner type
Corporation
City, state
Chicago, IL
Certificate issued
Feb 5, 2026
Expires
Feb 28, 2033
Airworthiness
Standard · Transport
Airworthiness date
Jun 2, 1999

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Boeing
Model
737-724
Year
1999
Serial number
28941
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
149
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
A09852

Engine

Make and model
Cfm Intl. Cfm56 Series
Type
Turbo-fan
Power
2200 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 2026 – nowUnited Airlines INCChicago, IL · current
  2. 1944 – 1949Individual ownerHouston, TX · different airframe: 1933 Kinner Sportster K S/N 68
  3. Date unknownIndividual ownerdifferent airframe: Cessna 172m S/N 17262991

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 19, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs published since 1998 that may apply (21)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
2019-14-02Hydraulic powerAug 27, 2019Airframe (737-724)
2002-20-07 R1Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-724)
2002-20-07Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-724)
2001-11-11Boeing Model 737, 747, and 777 Series AirplanesJul 16, 2001Airframe (737-724)Serial numbers per Boeing Service Bulletins 737-25-1371 Rev 2, 737-25-1407, 747-25-3196 Rev 1, 777-25-0111 Rev 1
2001-10-14Boeing Model 737, 747, 757, 767, and 777 Series AirplanesJun 8, 2001Airframe (737-724)Serial numbers per Boeing Special Attention Service Bulletins 737-35-1076, 737-35-1077, 747-35-2111, 757-35-0021, 757-35-0022, 767-35-0043, 767-35-0044, 777-35-0008, all dated March 1, 2001. Only with: Equipped with chemical oxygen generators.
Show all 21 ADs
ADSubjectEffectiveApplies to
2001-08-24Boeing Model 737 Series AirplanesMay 10, 2001Airframe (737-724)
2000-22-02 R1Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-724)
2000-22-02Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-724)
2000-15-16Boeing Model 737, 757, 767, and 777 Series AirplanesSep 12, 2000Airframe (737-724)Certain serial numbers: 737 1–2984; 757 1–798; 767 1–682; 777 1–083. Only with: Ranges are line numbers; equipped with Puritan-Bennett passenger and flight attendant oxygen masks as listed in Boeing Service Bulletins 737-35-1049, 757-35-0014, 767-35-0033, or 777-35-0005.
99-11-05Boeing Model 737 Series AirplanesJun 28, 1999Airframe (737-724)
99-22-16Boeing Model 737 Series AirplanesDec 7, 1999Airframe (737-724)Serial numbers per Boeing Service Bulletin 737-52-1128, dated April 22, 1999, or Boeing Service Bulletin 737-52-1137, dated May 13, 1999
98-13-12 R1Boeing Model 737, 747, 757, 767, and 777 Series AirplanesDec 28, 1998Airframe (737-724)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368 Revision 2, 757-27A0128, 767-27A0156, 777-27A0029 Revision 1
98-22-10Boeing Model 737 Series AirplanesNov 12, 1998Airframe (737-724)Serial numbers per Boeing Service Bulletin 737-53A1108, Revision 5, dated October 26, 1989
98-18-20Boeing Model 727 and Model 737 Series Airplanes Equipped with J.C. Carter Company Fuel…Oct 21, 1998Airframe (737-724)Only with: Equipped with J.C. Carter Company fuel valve actuators P/N 40574-2 (Kearfott Models 3715-7 and -8) or 40574-5 (Kearfott Model 3715-9).
98-13-12Boeing Model 737, 747, 757, 767, and 777 Series AirplanesJul 6, 1998Airframe (737-724)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368, 757-27A0128, 767-27A0156, and 777-27A0029, dated March 26, 1998
98-03-10Boeing Model 737, 747, 757, and 767 Series AirplanesFeb 19, 1998Airframe (737-724)Certain serial numbers: 737 1–2836; 747 1–1104; 757 1–731; 767 1–642. Only with: Equipped with non-powered IPECO pilots' seats; ranges are line position numbers.
97-22-07Boeing Model 737 Series AirplanesNov 12, 1997Airframe (737-724)Certain serial numbers: 737 292–2565. Only with: Limited to airplanes with line numbers 292 through 2565 inclusive.
97-18-06Boeing Model 737 Series AirplanesNov 12, 1997Airframe (737-724)
97-05-10Boeing Model 737 Series AirplanesMar 19, 1997Airframe (737-724)Only with: Having a main rudder power control unit (PCU) identified in Boeing Service Letter 737-SL-27-112-B, dated February 6, 1997.
97-04-01Boeing Model 737 Series AirplanesMar 21, 1997Airframe (737-724)Serial numbers per Boeing Service Bulletin 737-27-1155, dated October 26, 1989, as revised by Notices of Status Change 737-27-1155NSC1, NSC2, and NSC3
95-23-10Boeing Model 737 Series AirplanesDec 13, 1995Airframe (737-724)

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (83)

Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.

  • Equipment and furnishings · latch · brokenMay 13, 2026

    ROW 23 ABC PSU CAME DOWN. RESECURED FOUND AFT LATCH BROKEN ON PSU AT LOCATION 23ABC. PSU WILL NOT LOCK SCURELY IN POSTION. REPLACED BROKEN LACTH (AFT) POSITION ON PSU AND SECURE. AITCRAFT OKAY TO CONTINUE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Equipment and furnishings · bottle · emptyAug 28, 2025

    DOOR 2R SLIDE PRESSURE IN RED. FOUND DOOR 2R SLIDE PRESSURE INDICATING EMPTY. REMOVED AND REPLACED 2R DOOR SLIDE IAW AMM 25-66-01-000-802 AND AMM 25-66-01-400-801. IAW GMM 09-25-05.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Equipment and furnishings · oven · dirtyJun 3, 2025

    FA REPORTS BURNING SMELL IN AFT GALLEY. UNABLE TO LOCATE SOURCE CLEANED GALLEY OVEN 425 FROM FOOD SPILL. OPS CHECK GOOD, NO MORE ODOR/SMELL.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Lights · lamp · inoperativeMay 5, 2025

    EMER EXIT DOOR LIGHT INOP. CEILING LIGHT ON EMERGENCY EXIT (NOT EMERGENCY LIGHT) INOP. PLACED ON MEL 3302B. CEILING LIGHT ON EMERGENCY EXIT (NOT EMERGENCY LIGHT) INOP. PLACED ON MEL 3302B RELAMPED OVERWING HARCH HANDLE LGHT REF AMM 33-21-00-960-806. OPS CHECK OK. REMOVED PLACARD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Doors · sensor · dirtyMar 23, 2025

    FWD ENTRY LIGHT ILLUM AT 1000FT AGL OFF SHORTL AFTEWARDS DEBRIEFED CREW AND CREW STATED LIGHT EXTINGUISHED AFTER 5SEC. AND STAYED OFF FOR ENTIRE FLIGHT. REQUESTING MEL ITEM NO.5203E FOR FWD ENTRY DOOR WARNING LIGHT INTERMITTENT.FWD ENTRY DOOR WARN IND INOP. APPLIED MEL ITEM NO.5203E TO FWD ENTRY…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · tee angle · damagedFeb 21, 2025

    TEE ANGLE HAS ENLONGATED LOWER AFT HOLE BELOW LH SLIDING WINDOW FRAME REF AAR N/R 9932341 INSTALLED NEW INTERIM REPAIR AS PER EC/RA 5310-08522 WHICH REPETITIVE INSPECTION REQUIREMENTS (RIR) ASSTATED IN PART 2. PROVIDE APPROVAL FOR THE ACCOMPLISHMENT OF AAR-MIA ESR EC/RA. THERE IS NO TERMINATING…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · stub frame · crackedJan 28, 2025

    CRACK FOUND AT INTERNAL STUB FRAME SKIN FWD GALLEY DOOR (R1 UPPER FWD CUT OUT) APPROX. STA 294.5 BETWEEN STR 9R AND 8R CRACK LENGTH APPROX. 0.750"

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · web · damagedJan 24, 2025

    CABIN AFT WET AREA WEB HAS MULTIPLE HOLE ELONGATED AT STA 986.5. REF AAR N/R 9932338. REMOVED AND REPLACED WEB AT CABIN AFT WET AREA STA 986.5 REF B737-700 SRM 51-40-02-0G-0, DWG: 147A5700.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · floorbeam · corrodedJan 24, 2025

    CABIN AFT WET AREA FLOOR STRUCTURE RIGHT ANGLE BRACKET ABOVE WEB AT STA 986.5+7 HAS CORROSION AT RBL 38. REF AAR N/R 9931977. REMOVED AND REPLACED CABIN AFT WET AREA FLOOR STRUCTURE BRACKET ABOVE WEB AT STA 986.5+7 IN REF TO SRM 51-40-02, SRM 51-40-05 AND DWG 147A5700.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · floor support · corrodedJan 24, 2025

    CABIN AFT WET AREA FLOOR STRUCTURE INNER CHORD SURFACE AT R2 DOOR HAS CORROSION AT MULTIPLE AREAS. DOT 102-012 REF AAR N/R 9931978 REMOVED AND REPLACED CABIN AFT WET AREA FLOOR STRUCTURE INNER CHORD AT R-2 DOOR IN REF TO SRM 51-40-02, SRM 51-40-05 AND DWG 147A8501.

    From FAA Service Difficulty Reports; matched by N-number and serial number.

Showing the 10 most recent of 83 reports.

Related aircraft

Show all 8 related aircraft
All 36 registered Boeing 737-724 aircraft

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 19, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 19, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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