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Aircraft record

N121141995 Boeing 757-224

Registration validUnclaimedSource: FAA, updated Oct 19, 2026

Safety record in brief:No NTSB accidents or incidents since 198229 ADs may apply107 service difficulty reports

Registration
Valid
expires Dec 31, 2029
Based in
Chicago, IL
owner city / state
Engine
RB-211 SERIES · 22,000 lb thrust
Rolls-Royc
Owners
1
since 2013
NTSB events
None
since 1982
ADs may apply
29
confirm with A&P
Service reports
107
since 1995

Registration

FAA Aircraft Registry · Oct 19, 2026
Registered owner
United Airlines INC
Owner type
Corporation
City, state
Chicago, IL
Certificate issued
Dec 23, 2013
Expires
Dec 31, 2029
Airworthiness
Standard · Transport
Airworthiness date
Jul 15, 1995

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
1995
Serial number
27556
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
A05A01

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. 2013 – nowUnited Airlines INCChicago, IL · current
  2. 1948 – 1963Northern Consolidated Airlines INCAnchorage, AK · different airframe: Stinson U S/N 9002

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 (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 (107)

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 · bottle · dischargedJul 11, 2026

    DOOR 1L EMERGENCY DOOR ASSIST BOTTLE DISCHARGED PART NUMBER FOR DOOR 1L ASSIST RESERVOIR REMOVED DOOR 1L EMERGENCY DOOR ASSIST BOTTLE IN REF WITH AMM 52-11-30-004-037. INSTALLATION OF THE NEW RESERVOIR IS REQUIRED. ALL HARDWARE IS INSTALLED IN AREA OF THE BOTTLE. INSTALLED L1 DOOR EMERGENCY POWER…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Nacelles and pylons · panel · missingJun 20, 2026

    PANEL 433HR ON THE NR 1 ENG PYLON RIGHT SIDE MISSING. INSTALLED PANEL 433HR ON NR 1 PYLON, REF IPC 54-53-01-05. IN REF TO GMM 02-30-95. NO DAMAGE TO VICINITY AREA. AIRCRAFT IS OK TO CONTINUE IN REF TO GMM 02-30-95. NOTICED NO DAMAGE TO VI LP 9325265: PANEL 433HR ON THE NR 1 PYLON RIGH SIDE…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Water and waste · vent · faultedMay 16, 2026

    LAV AT 4L IS LEAKING BLUE FLUID WHICH MAY BE CAUSING FOUL SMELL FROM PREVIOUS WRITE UP FOUND FRAYED AIR VENT TUBE RESPONSIBLE FOR SMELL. NO LIQUID LEAKS PRESENT. REPLACED TOILET BOWL VENT, REF AMM 38-32-01. OPS CHECKED GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Equipment and furnishings · girt bar · obstructedJan 26, 2026

    R1 DOOR ARMING LIGHT INOPERATIVE. GIRT BAR SLIDER OBSTRUCTED. CLEARED. DOOR R1 ARMED LIGHT ON. OK TO CONTINUE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Flight controls · computer · failedOct 28, 2025

    FLIGHT CONTROLS TOO HARD IN FLIGHT.DEBRIEF CREW ON ARRIVAL FLIGHT CREW REPORTED ON TAKE OFF THE ELEVATOR WAS HARD TO PULL BACK ALSO THE AILERONS AND RUDDER HARDER THAN NORMAL TO MOVE. NO EICAS MSG OR OTHER FAULTS SHOWING IN FLT OR ON GND FOLLOWING CONSULTATION WITH TOMC ELEVATOR FEEL COMPUTER…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Water and waste · hose · leakingAug 13, 2025

    FORWARD LAV LEAKING INTO FLIGHT DECK, FWD LAV WAS SERVICED IMPROPERLY FLUID ALL OVER FLOOR OF FLT DECK & FWD GALLEY, BLUE AND BROWN WATER COMING OUT OF BOTH EE BAY DRAINS. REMOVED OVERFLOWED LAV FLUID FROM LOWER FUELAGE AREA UNDER FLIGHT DECK & LOWER FUSELAGE AREA, ALONG SIDES FWD NLG BOX.CLEANED…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Nacelles and pylons · panel · missingJun 17, 2025

    FOUND MISSING PANEL 443BR ON ENGINE #2 RIGHT NACELLE STRUT. REMOVED AND REPLACED 443BR ON ENG #2 NACELLE STRUT AS PER MM 54-53-01-004-001-001.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · charger · inoperativeJun 2, 2025

    (SUPPORT TASK) L1 DOOR OUTER EMERGENCY LIGHT INOP. REMOVED AND REPLACED BATTERY CHARGER M731 IAW B757-200 AMM 33-51-07. OPS TEST GOOD IAW B757-200 AMM 33-51-002-054, STEP 7.D.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Stabilizers · access panel · crackedMay 30, 2025

    RUDDER HINGE ACCESS PANEL 324CL COMPOSITE IS DISBONDED. EVALUATED RUDDER HINGE ACCESS PANEL 324CL AND FOUND 3EA DAMAGED FASTENER HOLES REQUIRING REPAIR IAW UAL B757-200 SRM 55-30-01-1A -1 ALLOWABLE DAMAGE 1. REPAIRED IAW B757-200 SRM 55-30-01-2R-3, SRM 51-70-05-0G-0. RESTORED FINISH IAW B757-200…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · skin · damagedMay 30, 2025

    RECEIVED NEW AFT BELLY SKIN PANEL PART NUMBER 145N3511Y25, FOUND TO HAVE MISLOCATED DRAIN HOLES. REO G25473 AND EC/RA 5360-01959 DRILLED A NEW HOLES AND APPLIED PROTECTION AND INSTALLED NEW AFT BELLY SKIN (DRAIN HOLES) IAW B757-200 DWG 146N3305-38 (DRAIN HOLES), E-PROGRESSIVE REO-G23473 AMM…

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

Showing the 10 most recent of 107 reports.

Related aircraft

Show all 8 related aircraft
All 40 registered Boeing 757-224 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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