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Aircraft record

N121251998 Boeing 757-224

Registration validUnclaimedSource: FAA, updated Oct 20, 2026

Safety record in brief:2 NTSB accidents (substantial damage at worst, latest Sep 2024)29 ADs may apply122 service difficulty reports

Registration
Valid
expires Jun 30, 2030
Based in
Chicago, IL
owner city / state
Owners
1
since 2023
NTSB events
2
substantial, 2024
ADs may apply
29
confirm with A&P
Service reports
122
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Registered owner
United Airlines INC
Owner type
Corporation
City, state
Chicago, IL
Certificate issued
Jun 29, 2023
Expires
Jun 30, 2030
Airworthiness
Standard · Transport
Airworthiness date
Jan 30, 1998

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
757-224
Year
1998
Serial number
28967
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
178
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
A05A25

Engine

Make and model
Rolls-Royc Rb-211 Series
Type
Turbo-fan
Power
22,000 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. 2023 – nowUnited Airlines INCChicago, IL · current
  2. 1973Del Monte Aviation INCMonterey, CA · different airframe: Cessna 172m S/N 17261824
  3. 1941Individual ownerKing City, MO · different airframe: Stinson Jr. R S/N 8528

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 (2)

Accident

Sep 19, 2024 · Dunnigan, CA

The abrupt pitch control input by the flight crew in response to a TCAS resolution advisory resulted in two serious passenger injuries.

Injuries
Serious
Report
DCA24LA316

From NTSB records; matched by serial number.Read NTSB report (search CAROL for DCA24LA316)

Accident · substantial damage

Sep 27, 2021 · Newark, NJ

The nose high attitude on landing resulted in a tailstrike.

Damage
Substantial
Injuries
None
Report
DCA22LA002

From NTSB records; matched by serial number.Read NTSB report (search CAROL for DCA22LA002)

Accident history for this model

ADs published since 1998 that may apply (29)

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
2005-02-10Boeing Model 757 Series Airplanes Equipped With Rolls Royce Model RB211 EnginesMar 7, 2005Airframe (757-224)Certain serial numbers: 757 1–1018. Only with: Line numbers 1 through 1018 inclusive; equipped with Rolls Royce Model RB211 engines.
2004-12-07Boeing Model 757 Series Airplanes Equipped With Rolls Royce RB211 EnginesJul 21, 2004Airframe (757-224)Certain serial numbers: 757 1–735. Only with: Equipped with Rolls Royce RB211 engines; line numbers 1 through 735 inclusive.
2003-18-05Boeing Model 757 Series Airplanes Powered by Pratt & Whitney EnginesOct 16, 2003Airframe (757-224)Certain serial numbers: 757 1–735. Only with: Powered by Pratt & Whitney engines; line numbers 1 through 735 inclusive.
2003-14-08Boeing Model 737-600, 737-700, 737-700C, 737-800, 737-900, 757, and 767 Series AirplanesAug 18, 2003Airframe (757-224)
2002-24-51Boeing Model 737-600, -700, -700C, -800, and -900 Series Airplanes; Model 747 Series…Jan 7, 2003Airframe (757-224)
Show all 29 ADs
ADSubjectEffectiveApplies to
2002-19-52Boeing Model 737-600, -700, -700C, -800, and -900 Series Airplanes; Model 747 Series…Sep 30, 2002Airframe (757-224)
2002-10-02Boeing Model 757 Series AirplanesJun 20, 2002Airframe (757-224)Serial numbers per Boeing Service Bulletin 757-28-0057 or 757-28-0059, both Revision 1, dated February 28, 2002
2002-02-04Boeing Model 757 Series AirplanesMar 19, 2002Airframe (757-224)Serial numbers per Boeing Service Bulletins 757-29-0058 and 757-29-0059, both dated November 9, 2000
2001-23-14Boeing Model 757 Series AirplanesDec 31, 2001Airframe (757-224)
2001-22-13Boeing Model 737-100, -200, -300, -400, and -500 Series Airplanes; and Model 747, 757…Dec 6, 2001Airframe (757-224)Serial numbers per Boeing Service Bulletin 737-27A1214 Rev 1; Alert Service Bulletins 747-27A2373, 757-27A0129, 767-27A0159, 777-27A0030
2001-20-12Boeing Model 757 Series AirplanesNov 20, 2001Airframe (757-224)Certain serial numbers: 757 1–764. Only with: Limited to line numbers 1 through 764 inclusive.
2001-20-11Boeing Model 757 Series AirplanesNov 15, 2001Airframe (757-224)
2001-13-15Boeing Model 757 Series Airplanes Equipped with Rolls Royce EnginesAug 7, 2001Airframe (757-224)Only with: Equipped with Rolls Royce engines.
2001-10-14Boeing Model 737, 747, 757, 767, and 777 Series AirplanesJun 8, 2001Airframe (757-224)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.
2000-15-16Boeing Model 737, 757, 767, and 777 Series AirplanesSep 12, 2000Airframe (757-224)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.
2000-04-18Boeing Model 757 Series AirplanesApr 4, 2000Airframe (757-224)Serial numbers per Boeing Service Bulletin 757-27A0127, Revision 1, dated September 2, 1999
99-23-21Boeing Model 757 Series AirplanesDec 21, 1999Airframe (757-224)Serial numbers per Boeing Service Bulletin 757-76-0009, Revision 1, dated December 3, 1998, or Boeing Service Bulletin 757-78-0012, dated August 31, 1989
99-10-14Boeing Model 747-400, 757, 767, and 777 Series Airplanes Equipped With AlliedSignal…Jun 17, 1999Airframe (757-224)Only with: Equipped with AlliedSignal RIA-35B Instrument Landing System (ILS) receivers, P/N 066-50006-0101.
98-26-04Boeing Model 757 Series AirplanesDec 31, 1998Airframe (757-224)Serial numbers per Boeing Alert Service Bulletin 757-28A0045, Revision 1, dated November 19, 1998
98-13-12 R1Boeing Model 737, 747, 757, 767, and 777 Series AirplanesDec 28, 1998Airframe (757-224)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368 Revision 2, 757-27A0128, 767-27A0156, 777-27A0029 Revision 1
98-13-12Boeing Model 737, 747, 757, 767, and 777 Series AirplanesJul 6, 1998Airframe (757-224)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 (757-224)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.
97-18-04Boeing Model 757 Series Airplanes Equipped With Rolls Royce EnginesSep 17, 1997Airframe (757-224)Only with: Equipped with Rolls Royce engines.
97-18-05Boeing Model 757 Series Airplanes Equipped With Pratt & Whitney EnginesSep 17, 1997Airframe (757-224)Only with: Equipped with Pratt & Whitney engines.
97-15-09Boeing Model 757 and 767 Series AirplanesAug 1, 1997Airframe (757-224)
97-09-06Boeing Model 757 Series AirplanesMay 15, 1997Airframe (757-224)
96-19-17Boeing Model 757 Series AirplanesOct 7, 1996Airframe (757-224)Serial numbers per Boeing Alert Service Bulletin 757-24A0079, dated August 8, 1996
95-10-13Boeing Model 757 Series Airplanes Equipped With Rolls Royce EnginesJun 15, 1995Airframe (757-224)Serial numbers per Boeing Alert Service Bulletin 757-54A0030, Revision 1, dated December 20, 1993. Only with: Equipped with Rolls Royce engines.
95-01-05Boeing Model 757 Equipped With Pratt & Whitney Model PW2000 Series EnginesJan 20, 1995Airframe (757-224)Only with: Equipped with Pratt & Whitney Model PW2000 series engines.

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

Service Difficulty Reports (122)

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 · light · damagedOct 2, 2026

    EMERGENCY EXIT LIGHTS-FLOOR LIGHT DAMAGED SEAT 21 B EMERGENCY EXIT LIGHTS DAMAGED RESECURED EMERGENCY LIGHT REF AMM 33-51-11. OPS CHECKED GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · lamp · faultySep 16, 2026

    L1 EXTERNAL EMERGENCY LIGHT INOPERATIVE. REPLACED THE LAMPS IAW AMM 33-51-06.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · control panel · faultedAug 31, 2026

    BACKLIGHTING INOP FOR OVERHD PANEL EMERLTS EMERGENCY LIGHT SWITCH PANEL BACKGROUND LIGHT INOPREF IMAGE TOMC APPROVED PLACED ON MEL REMOVED AND REPLACED EMERGENCY LIGHT SWITCH PANEL DUE TO BACKGROUND LIGHTS INOP PANEL OPS CHECKS GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Fuselage · frame · gougedAug 20, 2026

    MAIN CABIN LT FRAME AT BS 1100 BTW STRINGERS 16L-17L GOUGED. ACCOMPLISHED REPAIR IAW ECRA 5340-02283, AND EA 757-53 40-13-A4586 REV-.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · frame · damagedAug 20, 2026

    AFT CARGO, RT FREE FLANGE AT BS 1500 BTWN STRINGERS 26 - 27 HAS AN OPEN HOLE NEXT TO PLUG FASTENER. REPAIRED PERFORMED ON AFT CARGO, RT FREE FILANGE AT BS A500 BTWN S26 - 27 IAW EC/RA #5360-02196, & EA757-5360-13-A4581 REV-.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Wings · access panel · crackedAug 20, 2026

    )EA5720-03647 PER FIGURE 1, CRACK INICATION FOUND ON LT WING ACCESS PANEL 543BB, HOLE NR 6 AT THE 12 O'CLOCK POSTION LOOKING FORWARD. A REPAIR WAS PERFORMED ON LT WING SKIN IAW EC/RA 5720 -03672, & EA 757-5720-13-A4564 REV-.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Wings · access panel · crackedAug 20, 2026

    CRACK INDICATION FOUND ON LT WING ACCESS PANEL 543BB HOLE #6 AT 12 O' CLOCK POSITION LOOKING. ACCOMPLISHED REPAIR INSTRUCTIONS PER VT MAE EA 757-5720-13-A4564 REV. ORIGINAL WITH NO DEVIATIONS. PER ECRA 5720-03672 FIG. 1-29 FOR REFERENCE. LT WING INTER SPAR LOWER SKIN OTBD OF THE SPLICE AT WSTA…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Wings · access panel · crackedAug 20, 2026

    CRACK INDICATION FOUND ON LEFT WING ACCESS PANEL 543BB HOLE #6 AT 12 O' CLOCK POSITION LOOKING. PERMANENT REPAIR FOR L/HWING INTERSPAR LOWER SKIN (P/N 757-3401-1) OUTBOARD OF THE SPLICE AT WSTA 711.50 PER THE LATEST REVISION OFEC/RA 5720-03672.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · frame · damagedAug 20, 2026

    AFT FARGO COMPARTMENT RH SIDE FR 1520 B/W STGR 23 - 26 FREE FLANGE HAS 2EA HOLES PLUGGED. ACCOMPLISHED REPAIR PER VT MAE EA 757-5360-13-A4585 WITH NO DEVIATIONS.REF EC/RA 5360-02197 PART 1 INTERIM REPAIR FIGURES 1-13.. ACCOMPLISH A PERMANENT REPAIR AT FUSELAGE SECTION 46, AFT CARGO COMPARTMENT RH…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · frame · damagedAug 20, 2026

    AFT CARGO RH FREE FLANGE AT STA 1500 B/W STR 26 AND 27 HAS OPEN HOLE NEXT TO PLUG FASTENER. FOR THE REPAIR AT FUSELAGE SECTION 46, AFT CARGO COMPARTMENT RH STA 1500 STGR 26R-27R, PLANNING TO CONTACT ENGINEERING AFTER 18-JAN-2028 BUT BEFORE 04-FEB-2028 FOR THE EC/RA 5360-02196 PART 3

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

Showing the 10 most recent of 122 reports.

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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