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Aircraft record

N791UA1997 Boeing 777-222

Registration validUnclaimedSource: FAA, updated Oct 20, 2026

Safety record in brief:No NTSB accidents or incidents since 198223 ADs may apply188 service difficulty reports

Registration
Valid
expires Apr 30, 2029
Based in
Chicago, IL
owner city / state
Engine
PW4000 SER · 60,000 lb thrust
P&W
Owners
1
since 2013
NTSB events
None
since 1982
ADs may apply
23
confirm with A&P
Service reports
188
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Registered owner
United Airlines INC
Owner type
Corporation
City, state
Chicago, IL
Certificate issued
Apr 1, 2013
Expires
Apr 30, 2029
Airworthiness
Standard · Transport
Airworthiness date
Aug 28, 1997

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
777-222
Year
1997
Serial number
26933
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
400
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
AABD7F

Engine

Make and model
P&W Pw4000 Ser
Type
Turbo-fan
Power
60,000 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

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 (23)

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
2005-12-10Boeing Model 747-200F and -400 Series Airplanes; Model 767-400ER Series Airplanes; and…Jul 20, 2005Airframe (777-222)Serial numbers per Boeing Service Bulletins 747-25-3313 Revision 1, 767-25-0335, and 777-25-0210
2004-05-26Boeing Model 777 Series AirplanesApr 19, 2004Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-25-0191, dated September 13, 2001
2003-19-02Boeing Model 777 Series AirplanesOct 8, 2003Airframe (777-222)Certain serial numbers: 1–412. Only with: Limited by line numbers 1 through 412 inclusive.
2003-12-01Boeing Model 777 Series AirplanesJul 17, 2003Airframe (777-222)
2002-16-15Boeing Model 777 Series AirplanesSep 26, 2002Airframe (777-222)Certain serial numbers: 777 1–266. Only with: Limited to line numbers 1 through 266 inclusive.
Show all 23 ADs
ADSubjectEffectiveApplies to
2002-16-11Boeing Model 777 Series AirplanesSep 20, 2002Airframe (777-222)Certain serial numbers: 777 1–263. Only with: Applies by line numbers 1 through 263 inclusive.
2002-11-06Boeing Model 777 Series AirplanesJul 10, 2002Airframe (777-222)Certain serial numbers: 777 1–369. Only with: Applies to line numbers 1 through 369 inclusive.
2001-22-13Boeing Model 737-100, -200, -300, -400, and -500 Series Airplanes; and Model 747, 757…Dec 6, 2001Airframe (777-222)Serial numbers per Boeing Service Bulletin 737-27A1214 Rev 1; Alert Service Bulletins 747-27A2373, 757-27A0129, 767-27A0159, 777-27A0030
2001-11-11Boeing Model 737, 747, and 777 Series AirplanesJul 16, 2001Airframe (777-222)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 (777-222)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.
2001-03-09Boeing Model 777 Series AirplanesMar 23, 2001Airframe (777-222)Certain serial numbers: 777 1–155. Only with: Limited by line numbers 1 through 155 inclusive.
2000-23-28Boeing Model 777 Series AirplanesJan 2, 2001Airframe (777-222)
2000-15-16Boeing Model 737, 757, 767, and 777 Series AirplanesSep 12, 2000Airframe (777-222)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.
2000-14-05Boeing Model 777 Series AirplanesJul 28, 2000Airframe (777-222)Serial numbers per Boeing Alert Service Bulletin 777-28A0019, dated April 27, 2000
2000-07-08Boeing Model 777 Series AirplanesMay 16, 2000Airframe (777-222)Certain serial numbers: 777 2–103; 777 105–119; 777 121–161; 777 163–177; 777 179–186. Only with: Applicability limited by line numbers, not serial numbers.
2000-01-14Boeing Model 777 Series AirplanesFeb 18, 2000Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-57A0029, Revision 1, dated August 12, 1999
99-17-02Boeing Model 777 Series AirplanesSep 17, 1999Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-53A0018, Revision 1, dated February 11, 1999 (Groups 1 and 2)
99-15-10Boeing Model 777 Series AirplanesAug 5, 1999Airframe (777-222)Only with: Equipped with an engine-driven pump supply shutoff valve having Boeing part number S271W741-21.
99-13-05Boeing Model 777 Series AirplanesJul 8, 1999Airframe (777-222)Serial numbers per Boeing Alert Service Bulletin 777-57A0008, dated March 25, 1999
99-10-14Boeing Model 747-400, 757, 767, and 777 Series Airplanes Equipped With AlliedSignal…Jun 17, 1999Airframe (777-222)Only with: Equipped with AlliedSignal RIA-35B Instrument Landing System (ILS) receivers, P/N 066-50006-0101.
98-13-12 R1Boeing Model 737, 747, 757, 767, and 777 Series AirplanesDec 28, 1998Airframe (777-222)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 (777-222)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368, 757-27A0128, 767-27A0156, and 777-27A0029, dated March 26, 1998
97-10-02Boeing Model 777 Series AirplanesMay 21, 1997Airframe (777-222)

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

Service Difficulty Reports (188)

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.

  • Pneumatic · shutoff valve · odorDec 11, 2025

    WHILE RUNNING RT PACK AND CARGO HEAT IN HIGH AFT CARGO PIT DEVEL OPED SMOKE IN COMPARTMENT. TECH WAS WORKING IN AFT CARGO WHEN SMOKE WAS OBSEVERED. HE NOTED ISSUE WHEN APU BLEED AIR WAS TURNED ON. NOTICED IN FLT DECK THAT CARGO HEAT SWITCHES WHERE BOTH IN HIGH & ALSO THE TAT WAS BELOW 70F WHICH…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Air conditioning and pressurization · sensor · faultedDec 10, 2025

    RIGHT PACK OFF FOLLOWED BY ACRID ODOR, THEN EICAS SMOKE. PLACED ON MEL 2151A. REMOVED AND REPLACED LOWER FLOW CONTROL & SHUTOFF VALVE (FCSOV) IAW AMM 21-51-02-400-801. REPLACED RT AIR PACK FLOW SENSOR IAW AMM 21-51-03/401. ALL TESTS PASS, RAN ENGINE AND PACK. NORMAL OPS & SMELL. FOUND GASPER FAN…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Water and waste · linkage · faultedDec 6, 2025

    NO WATER AVAILABLE, NO PRESSURE FOR TOILET. WASTE TANK 3 FULL. ON GROUND NO WATER AVAILABLE IN ACFT. WATER SERVICE CART CONFIRMED WATER TANKS FULL. ALL HANDLES CLOSED-NORMAL POSITION, CYCLED DURING SERVICE. STILL NO WATER, CONFIRMED WATER COMPRESSOR RUNNING ON GROUND. FOUND WATER FILL VALVE NOT…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Air conditioning and pressurization · unknown · odorAug 15, 2025

    FAS REPORT STRONG ODOR AT DOOR 2R FROM 3000 FT TO LANDING, FOUND NO DISCRIPINCES. RAN APU AND PACKS FOR AN HOUR NO ODOR DETECTED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Air conditioning and pressurization · unknown · odorAug 15, 2025

    CONDITIONAL INSPECTION 05-05-58-800-801-C3 SMOKE/ODOR IN THE FLIGHT DECK/CABIN - MAINTENANCE PRACTICES NEEDS TO BE REFERENCE FOR ANY SMOKE OR ODOR OCCURRENCE. GENERAL ACCOMPLISHED INSPECTION ON THE MID GALLEY OVENS, NO DEFECT OR BURN FOUND. ACCOMPLSHED PER AMM-05-51-58. SDR COMPLETED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · lamp · inoperativeMay 9, 2025

    CAPT EMERGENCY DOME LIGHT INOP RELAMPED CAPT EMERGENCY DOME LIGHT, REF AMM 33-51-07-960-801. OPS CHECK GOOD.PARTS USED: 19-2514-3-0001, QTY :1

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine fuel and control · pump · faultedApr 18, 2025

    FUEL DISAGREE EICAS IN CRUISE. NO LEAK SUSPECTED. ENG FUEL TUBE FM11 LEAKING AT FUEL FACE SEAL , HELI COIL DAMAGED WHEN REMOVING BOLT. REMOVED #2 ENG FMU REF AMM 73-11-01 ,ALSO REMOVED #2 ENG FUEL PUMP REF AMM 73-11-01. ACCOMPLISHED IDT INSPECTION OF THE INSTALLATION OF FUEL PUMP PER AMM 73-11-01…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Water and waste · line · leakingMar 31, 2025

    WATER LEAKING FROM OVHD DOOR 4R FOUND WATER LINE ABOVE LAV AT 4R DISCONNECTED. SEE PHOTOS. ADD EMP:U412608,U416150 WIGGINS FITTING REPLACED NO LEAKS NOTED. ALL MX COMPLETE AND CLEAN UP COMPLETE. A/C BIS.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · longeron · crackedOct 2, 2024

    EA5310-07557 REV A OP 003 (AD 2019-11-02) 1EA FASTENER HOLE FOUND CRACK AT BS1035 LH UNDERWING LONGERON RING CHORD LAYER TRANSFER REF HXWO 3744312 LH UNDERWING LONGERON BODY RING CHORD AT BS1035 LBL81.30. REPAIRED AS PER ECRA 5710-02894 REV - PART 1 INTERIM REPAIR , DIP CREATED REFER LP 9433589…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · spar · crackedOct 2, 2024

    EA5310-07557 REV A OP 003 (AD 2019-11-02) 1EA FASTENER HOLE FOUND CRACKED AT BS1035 LH UNDERWING LONGERON FRONT SPAR CHORD LAYER TRANSFER REF HXWO 3744324 AND ORIGINATED BY EMP V914372 LH UNDERWING LONGERON FRONT SPAR LOWER CHORD AT BS1035 LBL81.30. REPAIRED AS PER ECRA 5710-02894 REV - PART 1…

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

Showing the 10 most recent of 188 reports.

Related aircraft

Show all 8 related aircraft
All 52 registered Boeing 777-222 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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