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Aircraft record

N394502012 Boeing 737-924ER

Registration validUnclaimedSource: FAA, updated Oct 20, 2026

Safety record in brief:No NTSB accidents or incidents since 198221 ADs may apply15 service difficulty reports

Registration
Valid
expires Apr 30, 2028
Based in
Chicago, IL
owner city / state
Engine
CFM56-7B26E · 26,300 lb thrust
Cfm Intl
Owners
1
since 2012
NTSB events
None
since 1982
ADs may apply
21
confirm with A&P
Service reports
15
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Registered owner
United Airlines INC
Owner type
Corporation
City, state
Chicago, IL
Certificate issued
Apr 2, 2012
Expires
Apr 30, 2028
Airworthiness
Standard · Transport
Airworthiness date
Mar 30, 2012

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
737-924ER
Year
2012
Serial number
40004
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
191
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
A494C5

Engine

Make and model
Cfm Intl Cfm56-7b26e
Type
Turbo-fan
Power
26,300 lb thrust

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

Ownership history

Ownership history from FAA records
  1. 2012 – nowUnited Airlines INCChicago, IL · current
  2. 1942 – 1943Individual ownerRock Hill, SC · different airframe: 1942 Stinson 10a S/N 8250
  3. until 1990Individual ownerdifferent airframe: Lake La-4-200 S/N 540

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 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 (737-924ER)
2002-20-07 R1Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-924ER)
2002-20-07Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-924ER)
2001-11-11Boeing Model 737, 747, and 777 Series AirplanesJul 16, 2001Airframe (737-924ER)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 (737-924ER)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 (737-924ER)
2000-22-02 R1Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-924ER)
2000-22-02Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-924ER)
2000-15-16Boeing Model 737, 757, 767, and 777 Series AirplanesSep 12, 2000Airframe (737-924ER)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 (737-924ER)
99-22-16Boeing Model 737 Series AirplanesDec 7, 1999Airframe (737-924ER)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 (737-924ER)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 (737-924ER)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 (737-924ER)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 (737-924ER)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 (737-924ER)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 (737-924ER)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 (737-924ER)
97-05-10Boeing Model 737 Series AirplanesMar 19, 1997Airframe (737-924ER)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 (737-924ER)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 (737-924ER)

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

Service Difficulty Reports (15)

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.

  • Navigation · pitot tube · faultedSep 27, 2026

    AIRSPEED DISAGREE, RAN NON NORMAL CHKLST, SUSPECT FROZEN PITOT TUBE, FO SIDE IAW AMM 34-11-01, PERFORMED INSP OF FO SIDE PITOT PROBES. DID NOT FIND ANY ABNORMALITIES. ALL 3 PITOTS BEGAN WARMING UP WITH SWITCH. T/S IAW FIM 31-62, TASK 876. FOUND FAULTS 31-65060 & 31-65050, AIRSPEED DISAGREE…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · lamp · burned outApr 4, 2026

    LEFT SIDE EXTERIOR EMERGENCY LIGHT BY L2 DOOR INOP RELAMPED LEFTS SIDE EXTERIOR LIGHT BY L2 DOOR IAW AMM-TASK 33-51-04-960-801 LIGHT OPS CHECK GOOD

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Equipment and furnishings · girt bar · out of adjustSep 9, 2025

    F/A REPORTS DOOR 2L GIRT BAR IS DIFFICULT TO REMOVE FROM STOWED POSITOIN. ADJUSTED 2L GIRT BAR SO THAT IT FITS ITS STOWAGE CLAMPS.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Doors · switch · faultedJun 24, 2025

    AFT CARGO DOOR LIGHT WILL NOT EXTINGUISH. WHEN AFT CARGO DOOR IS CLOSED AND LOCKED, DOOR LIGHT STAYS ON. NEED TO APPLY MEL 5203A. MEL 5203A REJECTED. ITEM CORRECTED CLEANED CONNECTIONS AT WIRES SWITCH. REINSTALLED SWITCH, OPS CHECK GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Doors · warning light · false activationApr 19, 2025

    AFT CARGO DOOR LIGHT STAYING ILLUMINATED PERFORMED CARGO DOOR INDICATION SWITCH TEST REF AMM TASK 52-71-31-710-801. DOOR INDICATION WORKS OKAY

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fire protection · smoke detector · false activationJan 21, 2025

    MID LAV SMOKE ALARM SOUNDING NO SMOKE RESET SMOKE DETECTOR. OPS CHECK NORMAL FAULT NO LONGER ACTIVE AT THIS TIME. NO SMOKE OR ODORS WERE FOUND.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · barrel nut · faultySep 3, 2024

    ROW 10 DEF SEATS COMPLE LY DETACHED FROM FWD TRA CK SEAT FELL BA CK ON T/O TEMP SEC W/BELT EXT REMOVED AND REPLACED BOTH SEAT TRACK STUDS, ANTI-RATTLE NUT AND LEG BARREL NUT PIN AT ROW 10DEF REF IPC 25-21-58. INSTALLED ROW 10DEF REF AMM 25-22-00-400-802. VERIFIED BOTH SEAT TRACK STUDS, ANTI-RATTLE…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · intercostal · crackedJan 30, 2024

    FOUND CRACK AT INTERCOSTAL BETWEEN STA 344 WL209 BLO REF AAR N/R 9878507 REMOVED AND REPLACED INTERCOSTAL BETWEEN STA 344 TO 360 WL209 BL0 REF B737 SRM 51-40-02-0G-0 WORK ACCOMPLISHED BY V922796

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Navigation · probe · defectiveMar 27, 2020

    LOST ALL TEMP AND PERFORMANCE DATA ON CLIMBOUT R&R TAT PROBE REF AMM 34-21-06.OPS CHECK NORMAL.PERFORMED LAND V ERY TEST.TEST PASSED.AIRCRAFT IS FULL AUTOLAND CAT CAPABILITY I

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine · warning message · illuminatedAug 23, 2019

    ENGINE OIL QUANTITY INDICATION, LOW. NR 2 ENGINE QUANTITY DROPPED TO 0 AND STAYED AT 0 AT FL310. OIL PRESSURE START FLUCTUATE. INSPECTED CHIP DETECTORS AND SCAVENGE SCREENS IAW AMM SCAVENGE SCREEN. REMOVED AND INSTALLED MCD IAW AMM 79-21-05. FOUND TEFLON MATERIAL IN FORWARD SUMP, VERIFIED SAFETY…

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

Showing the 10 most recent of 15 reports.

Related aircraft

Show all 8 related aircraft
All 130 registered Boeing 737-924ER aircraft

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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