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Aircraft record

N277221999 Boeing 737-724

Registration validUnclaimedSource: FAA, updated Oct 19, 2026

Safety record in brief:1 NTSB accident (Apr 2009)21 ADs may apply105 service difficulty reports

Registration
Valid
expires Jan 31, 2030
Based in
Chicago, IL
owner city / state
Owners
1
since 1999
NTSB events
1
2009
ADs may apply
21
confirm with A&P
Service reports
105
since 1995

Registration

FAA Aircraft Registry · Oct 19, 2026
Registered owner
United Airlines INC
Owner type
Corporation
City, state
Chicago, IL
Certificate issued
Apr 16, 1999
Expires
Jan 31, 2030
Airworthiness
Standard · Transport
Airworthiness date
Apr 14, 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
28789
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
A2C336

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. 1999 – nowUnited Airlines INCChicago, IL · current
  2. 1985 – 1993Individual ownerCharlestown, NH · different airframe: Helicom Iia Hopla Judson E S/N 1

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 (1)

Accident

Apr 18, 2009 · Mcallen, TX

The injured passenger's failure to comply with the requirement to remain seated with a fastened seatbelt.

Injuries
Serious
Report
CEN09LA256

From NTSB records; matched by serial number.Read NTSB report (search CAROL for CEN09LA256)

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 (105)

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.

  • Lights · housing · brokenJul 23, 2026

    SEAT 8C EPL HOUSING HAS BROKEN MOUNTING TAB REPLACED SEAT 8C EPL HOUSING IN REF WITH CMM 25-22-59-3952.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · guard · damagedDec 11, 2025

    AFT F/A PANEL EMERG LIGHTS PB SWITCH FLIP GUARD SPRING DAMAGED. INSTALLED NEW FLIP GUARD TO AFT PANEL EMERGENCY LIGHT PUSH BUTTON IAW BSWPM 20-84-00. OPS CHECK GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · battery pack · no testDec 9, 2025

    EMERGENCY LIGHT BATTERY PACK M1675 FAILED CAPACITY CHECK. REMOVED AND REPLACED M1675 BATTERY PACK IAW AMM 33-51-06-960-805. OPS CHECK GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Lights · battery pack · no testDec 9, 2025

    EMERGENCY LIGHT BATTERY PACK M1674 FAILED CAPACITY CHECK. REMOVED AND REPLACED M1674 BATTERY PACK IAW AMM 33-51-06-960-805. OP CHECKED GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · battery pack · no testDec 9, 2025

    EMERGENCY LIGHT BATTERY PACK M1670 FAILED CAPACITY CHECK. REPLACED M1670 BATTERY PACK IAW AMM 33-51-06-960-806.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Equipment and furnishings · oven · odorNov 6, 2025

    AFT GALLEY OVEN 3 POSITI ON 425 HAS STRONG ELECTRICAL SMELL WHE N HEATING OPS CHECKED G4 GALLEY OVEN #3. OPS CHECKED GOOD. NO ELECTRICAL SMELL.SMELL ASSOCIATED WITH OVEN TRAYS BEING HEATED. REF AMM TASK 25-34-00-400-801-C4

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Equipment and furnishings · slide · out of adjustOct 25, 2025

    SLIDE AT 2R IS HANGING TO LOW READJUSTED THE SLIDE GIRT BAR ON 2R DOOR IAW AMM 25-66-01-200-802, OPS CHECK GOOD, OKAY TO CONTINUE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Equipment and furnishings · bumper · damagedSep 20, 2025

    SEAT 21C EMERGY LIGHT HOUSING HANGING DOWN SEAT 19C. REPLACED ARM SHROUD REF CMM 25-22-59 NO OTHER FAULTS FOUND.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · light · no discrepancyAug 4, 2025

    CAPTAIN REPORTS EMERGENCY LIGHT BROKEN AT SEAT ROW 20. INSPECTED ROW 20 AISLE PATH LIGHTS, NO DEFECTS.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · housing · faultyAug 4, 2025

    26C AISLE PATH SEAT MOUNTED EMERGENCY ESCAPE PATH MARKING SYSTEM, LIGHT ASSY BROKEN. REMOVED AND REPLACED SEAT MOUNTED FLOOR PROXIMITY LIGHT HOUSING IAW CMM 25-22-59.

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

Showing the 10 most recent of 105 reports.

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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