Incident
Sep 9, 2025 · Ezeiza, OF- Injuries
- None
- Report
- DCA25WA345
From NTSB records; matched by serial number.Read NTSB report (search CAROL for DCA25WA345)
N796UA1998 Boeing 777-222
Registration validUnclaimedSource: FAA, updated Oct 20, 2026
Safety record in brief:1 NTSB incident (Sep 2025)23 ADs may apply192 service difficulty reports
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
- Jan 27, 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 dataAirframe
- Manufacturer
- Boeing
- Model
- 777-222
- Year
- 1998
- Serial number
- 26931
- 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
- AAD012
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- 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, 2026NTSB events (1)
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.
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2005-12-10 | Boeing Model 747-200F and -400 Series Airplanes; Model 767-400ER Series Airplanes; and… | Jul 20, 2005 | Airframe (777-222)Serial numbers per Boeing Service Bulletins 747-25-3313 Revision 1, 767-25-0335, and 777-25-0210 |
| 2004-05-26 | Boeing Model 777 Series Airplanes | Apr 19, 2004 | Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-25-0191, dated September 13, 2001 |
| 2003-19-02 | Boeing Model 777 Series Airplanes | Oct 8, 2003 | Airframe (777-222)Certain serial numbers: 1–412. Only with: Limited by line numbers 1 through 412 inclusive. |
| 2003-12-01 | Boeing Model 777 Series Airplanes | Jul 17, 2003 | Airframe (777-222) |
| 2002-16-15 | Boeing Model 777 Series Airplanes | Sep 26, 2002 | Airframe (777-222)Certain serial numbers: 777 1–266. Only with: Limited to line numbers 1 through 266 inclusive. |
Show all 23 ADsShow fewer ADs
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2002-16-11 | Boeing Model 777 Series Airplanes | Sep 20, 2002 | Airframe (777-222)Certain serial numbers: 777 1–263. Only with: Applies by line numbers 1 through 263 inclusive. |
| 2002-11-06 | Boeing Model 777 Series Airplanes | Jul 10, 2002 | Airframe (777-222)Certain serial numbers: 777 1–369. Only with: Applies to line numbers 1 through 369 inclusive. |
| 2001-22-13 | Boeing Model 737-100, -200, -300, -400, and -500 Series Airplanes; and Model 747, 757… | Dec 6, 2001 | Airframe (777-222)Serial numbers per Boeing Service Bulletin 737-27A1214 Rev 1; Alert Service Bulletins 747-27A2373, 757-27A0129, 767-27A0159, 777-27A0030 |
| 2001-11-11 | Boeing Model 737, 747, and 777 Series Airplanes | Jul 16, 2001 | Airframe (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 |
| 2001-10-14 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Jun 8, 2001 | Airframe (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. |
| 2001-03-09 | Boeing Model 777 Series Airplanes | Mar 23, 2001 | Airframe (777-222)Certain serial numbers: 777 1–155. Only with: Limited by line numbers 1 through 155 inclusive. |
| 2000-23-28 | Boeing Model 777 Series Airplanes | Jan 2, 2001 | Airframe (777-222) |
| 2000-15-16 | Boeing Model 737, 757, 767, and 777 Series Airplanes | Sep 12, 2000 | Airframe (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. |
| 2000-14-05 | Boeing Model 777 Series Airplanes | Jul 28, 2000 | Airframe (777-222)Serial numbers per Boeing Alert Service Bulletin 777-28A0019, dated April 27, 2000 |
| 2000-07-08 | Boeing Model 777 Series Airplanes | May 16, 2000 | Airframe (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. |
| 2000-01-14 | Boeing Model 777 Series Airplanes | Feb 18, 2000 | Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-57A0029, Revision 1, dated August 12, 1999 |
| 99-17-02 | Boeing Model 777 Series Airplanes | Sep 17, 1999 | Airframe (777-222)Serial numbers per Boeing Service Bulletin 777-53A0018, Revision 1, dated February 11, 1999 (Groups 1 and 2) |
| 99-15-10 | Boeing Model 777 Series Airplanes | Aug 5, 1999 | Airframe (777-222)Only with: Equipped with an engine-driven pump supply shutoff valve having Boeing part number S271W741-21. |
| 99-13-05 | Boeing Model 777 Series Airplanes | Jul 8, 1999 | Airframe (777-222)Serial numbers per Boeing Alert Service Bulletin 777-57A0008, dated March 25, 1999 |
| 99-10-14 | Boeing Model 747-400, 757, 767, and 777 Series Airplanes Equipped With AlliedSignal… | Jun 17, 1999 | Airframe (777-222)Only with: Equipped with AlliedSignal RIA-35B Instrument Landing System (ILS) receivers, P/N 066-50006-0101. |
| 98-13-12 R1 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Dec 28, 1998 | Airframe (777-222)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368 Revision 2, 757-27A0128, 767-27A0156, 777-27A0029 Revision 1 |
| 98-13-12 | Boeing Model 737, 747, 757, 767, and 777 Series Airplanes | Jul 6, 1998 | Airframe (777-222)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368, 757-27A0128, 767-27A0156, and 777-27A0029, dated March 26, 1998 |
| 97-10-02 | Boeing Model 777 Series Airplanes | May 21, 1997 | Airframe (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 (192)
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.
- Water and waste · waste tank · failedAug 31, 2026
TOILET FLUSH SYS INOP. LAV 2R & LAV 4L. INDICATOR SAYS LAV TANKS FULL. OPENED AFT CARGO, CHKD LOGIC CONTROL MODULE OF WASTE TANK 3 & FOUND WASTE TANK IMPLODED. WASTE TANK EMPTY. COMPLIED WITH ECRA 3832-01214. PERFORMED VISUAL INSP WITH NO FURTHER FINDINGS. COUPLINGS & LINES TO TANK 1 SERVICEABLE &…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Equipment and furnishings · oven · smokeJul 24, 2026
OVEN 606 GENERATED HEAVY BLACK SMOKE WHEN OPERATING. REMOVED TRAYS FROM OVEN & CLEARED DEBRIS FROM BOTTOM AND BACK TO PERFORM OPS TEST IAW AMM 25-32-02-200-802-001. WHITE SMOKE CAME OUT WITHIN ONE MINUTE OF STARTING WARMING CYCLE. REMOVED AND REPLACED THE OVEN. OPS CHKD GOOD IAW AMM 25-32-02.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Lights · charger · faultyJun 16, 2026
DOOR 4L EMERGENCY LIGHT BATTERY CHARGER AND BATTERY PACK (M33407) REMOVED TO SERVICE AIRCRAFT 2706: CHARGER REMOVED AS PER AMM 33-51-06-960-803. CIRCUIT BREAKER H18 ON P11 PULLED AND COLLARED. POWER SUPPLY & BATTERY PACK R&R PER AMM 33-51-06. TEST PASSED, ALL OPERATION NORMAL. P/N D717-02-001.…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reportsShow fewer reports
- Lights · power supply · faultyJun 14, 2026
L4 DOOR EMERGENCY LIGHT BATTERY CHARGER & BATTERY PACK (M33407)REMOVED TO SERVICE AIRCRAFT 2706 CHARGER REMOVED IAW AMM 33-51-06-960-803. CIRCUIT BREAKER H18 ON P11 PULLED AND COLLARED. POWER SUPPLY & BATTERY PACK R&R PER AMM 33-51-06. TEST PASSED, ALL OPS NORMAL.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Doors · actuator · faultedApr 11, 2026
DOOR FLIGHT LOCK 3L EICAS STATUS #3 LEFT PASSENGER ENTRY DOOR FLIGHT LOCK COMMAND/FLT LK RLY/SENS OR DISAGREEMENT. DB PSEU 2 (R2) DB PSEU 2 (L2) NO TIME TO TS DUE TO SHORT GROUND TIME. REQUESTING MEL TOMC APPROVED DDP COMPLIED WITH *DM* PLACING A DOOR PROX SENSOR 25-5234-3-0105 ON ORDER IN CASE…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Lights · battery · inoperativeOct 23, 2025
MAIN DECK R3 DOOR M33404 EMERGENCY POWER SUPPLY BATTERY PACK FOUND INOPERATIVE. REPLACED MAIN DECK R3 DOOR M33404 EMERGENCY POWER SUPPLY BATTERY PACK AND PERFORMED BATTERY PACK INSTALLATION TEST, FOUND NORMAL IAW AMM 33-51-06-960-802, REV 105.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Hydraulic power · fuse · leakingSep 10, 2025
HYD QTY LOW C EICAS ADVISORY CENTER HYDRAULIC SYSTEM LOW RESERVOIR QUANTITY. QTY < .40 DB HYDRAULIC INTERFACE MODULE (HYDIM)(CL) FOUND HYDRAULIC LEAK ON RT MLG EXTENSION AND RETRACTION LINE HYD FUSE. FUSE VISUALLY DISASSEMBLED. IT WAS REPLACED MLG HYDRAULIC FUSE IAW AMM TASK 32-32-19/401.…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Fuselage · skin · dentedFeb 25, 2025
DENT REPORTED ABOVE FIRST OFFICERS SLIDING WINDOW 2R, AT SECTION 41 AT STATION 188, PROXIMATELY 12 INCHES ABOVE TO 2RSLIDING WINDOW PERFORMED INTERIM REPAIR PER PART 1 OF ECRA 5310-08523. PERFORM REPETIVE INSPECTION AT EVERY CYCLE PER PART 2 INSPECTIONS AND ACCOMPLISH A PERMANENT REPAIR WITHIN 5…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Doors · door · obstructedFeb 13, 2025
DOOR 4R DOES NOT OPEN, REMOVED DOOR BUSSEL IN REF TO 52-11-00 FOR MAINTENANCE. INSTALLED DOOR 4R BUSSLE OPS CHK GOOD IN REF TO AMM 52-11-00-710-801
From FAA Service Difficulty Reports; matched by N-number and serial number. - Air conditioning and pressurization · valve · faultySep 27, 2024
PACK R INOP CREW REPORTS NO FAULT ON TAXI, AT CLIMB AROUND 30000 FT PACK R ADVISORY MSG ILLUMINATED. CREW ATTEMPTED AIR COND RESET, NO HELP PACK DID NOT RESET, PACK FCV LWR R MSG PRESENT. PACK LOWER FCSOV AND SENSOR STOWED IN FLIGHT DECK REPLACED R/H LOWER FLOW CONTROL AND SHUT OFF VALVE REF AMM…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Showing the 10 most recent of 192 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