N2333U

BOEING 777-300ER · 2017 · Fixed-wing multi-engine · 2 engines · 552 seats · Valid Registration

Registered owner: UNITED AIRLINES INC, IL (owner ≠ operator)

Operators of this aircraft

Who operated this tail, and how firmly we know it.

OperatorRolePeriodBasis
UNITED AIRLINES, INC. (CALA)Operatoron 2020-01-22Operator named in NTSB report

Accident & incident history

Incident · 2020-01-22 Operator named in NTSB report
Boeing 777 No injuries Part 121UNITED AIRLINES, INC.

Operated by United Airlines (per NTSB report)

Source: NTSB case DCA20WA060
PIPER PA-28 Fatal injury Part 91operator not named in the NTSB record
Source: NTSB case SEA80FA044

Maintenance disclosures

Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.

9 reports on file, 2017-10-20 – 2026-04-27.

OTHER · 2026-04-27 Matched by certificate designator
ATA 2560

Part: FLASHLIGHT ASSY — BROKEN (ZONE) · airframe 39,010 hrs · 4,255 cycles

CAPTAIN`S SIDE FLASHLIGHT HOLDER BROKEN. REMOVED AND REPLACED CAPT EMERGENCY FLASHLIGHT ASSY. OK TO CONTINUE.

Source: SDR CALA2026042815777
NO TEST · 2025-02-25 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — NO TEST (ZONE 200) · airframe 34,230 hrs · 3,737 cycles

SEAT ROW 52 TO 57 EMERGENCY LIGHT POWER PACKS CHECK LESS THAN MINIUM 15 MINUTES. PERFORM TROUBLESHOOTING AND PER AMM 33-51-06-960-802 REPLACED THE POWER PACK AT 5R DOOR , AND PER AMM 33-51-06-200-801 POWER PACK OPERATIONAL CHECK NORMAL. PERFORM TROUBLESHOOTING AND PER AMM 33-51-06-960-802 REPLACED THE POWER PACK AT 5R DOOR , AND PER AMM 33-51-06-200-801 POWER PACK OPERATIONAL CHECK NORMAL.

Source: SDR CALA2025022402462
OTHER · 2024-10-18 Matched by certificate designator
ATA 3240

Part: INDICATOR — FAULTY (TIRE PRESSURE) · airframe 32,466 hrs · 3,564 cycles

TIRE PRESS EICAS STATUS ABNORMAL TIRE PRESSURE CONDITION EXITS DEFINED AS: 1) ANY MAIN O R NOSE GEAR TIRE PRESSURE IS LESS THAN LOW PRESSURE THRESHOLD OR 2) ANY MAIN GEAR TIRE PRESSURE DEVIATES FROM THE AVERAGE MAIN G EAR TIRE PRESSURE BY MORE THAN A MAXIMUM AMOUNT, OR 3) THE PRESS URE OF TWO TIRES ON THE SAME AXLE DEVIATE BY LEFT AFT OUTBOARD NMBER 9 CHECKED TIRES 9 AND 10. NO VISIBLE DAMAGE, CUTS OR PUNCTURES SHOWN. PRESSURE AFTER LANDING MEASURED MANUALLY. TIRE 9 WAS 140 PSI AND TIRE 10 215 PSI. BOTH TIRES NEEDS REPLACEMENT. AMM TASK 32-45-04-700-801 REV101. TIRE NUMBER 9 AN10 REPLACED IAW AMM 32-45-01/401 REV 101.PARTS OFF FOR TIRE 9: SN 2843 PN 23-3245-9-0002.PARTS ON FOR TIRE 9: TT:1780118 SN 3200 PN 23-3245-9-0002.PARTS OFF FOR TIRE 10 SN 2771 PN 23-3245-9-0002.PARTS ON FOR TIRE 10: TT:1690824 SN 3163 PN 23-3245-9-0002.ROTABLE PARTS CHANGE WAS INDICATED - TT # 1690824 SN OFF 2843 TT # 1780118 SN OFF 2771.WHEEL, TIRE, AS OFF 23-3245-9-0002 2843 ON 23-3245-9-0002 3163 WHEEL, TIRE, AS OFF 23-3245-9-0002 2771 ON 23-3245-9-0002 3200.

Source: SDR CALA2024102100885
NO TEST · 2023-01-28 Matched by certificate designator
ATA 3350

Part: BATTERY — WEAK (EMERGENCY LIGHTS) · airframe 24,486 hrs · 2,725 cycles

DR L5 M33407 POWER SUPPLY FOUND BATTERY WEAK. DR L5 M33407 EMER LIGHT BATTERY REPLACED AND TESTED NORMAL AS PER AMM 33-51-06.

Source: SDR CALA2023013000246
OTHER · 2023-01-28 Matched by certificate designator
ATA 3350

Part: BATTERY — WEAK (EMERGENCY LIGHTS) · airframe 24,486 hrs · 2,725 cycles

SUPPORT TASK DR L4 M33405 POWER SUPPLY FOUND BATTERY WEAK. DR L4 M33405 EMER LIGHT BATTERY REPLACED AND TESTED NORMAL AS PER AMM33-51-06.

Source: SDR CALA2023013000247
NO TEST · 2023-01-25 Matched by certificate designator
ATA 3350

Part: BATTERY — WEAK (EMERGENCY LIGHTS) · airframe 24,486 hrs · 2,725 cycles

DR R2 M33097 POWER SUPPLY FOUND BATTARY WEAK. DR D2 M33097 EMER LIGHT BATTERY REPLACED AND TESTED NORMAL AS PER AMM 33-51-06.

Source: SDR CALA2023012700219
NO TEST · 2019-09-24 Matched by certificate designator
ATA 3350

Part: CHARGER — FAILED (CABIN) · airframe 11,086 hrs · 1,058 cycles

EMERGENCY AREA LIGHT DOES NOT TURN ON DOOR 5R CONFIRMED POWER SUPPLY (M33409) IN FAULT. REPLACED POWER SUPPLY IAW AMM 33-51-06. EMERGENCY LIGHT TEST OK.

Source: SDR CALA2019092701640
OTHER · 2018-01-28 Matched by certificate designator
ATA 3350

Part: LIGHT — UNSECURE (CABIN) · airframe 3,547 hrs · 373 cycles

ROW 32 AND 34 EMERGENCY LIGHTS HANGING. EMERGENCY LIGHT HAVE BEEN FIXED.

Source: SDR CALA2018012800374
SMOKE/FUMES/ODORS/SPARKS · 2017-10-20 Matched by certificate designator
ATA 3300

Part: BALLAST — ODOR (AFT GALLEY) · airframe 2,229 hrs · 255 cycles

SIGN OF ELECTRICAL SMOKE ODOR IN AFT GALLEY AREA REPORTED BY FLIGHT ATT...CREW TURNED OFF GALLEY POWER AND NOTICED SMOKE HAS DISSIPATED...ACCOMPLISH SMOKE- FUMES CONDITION INSPECTION PER AMM05-5 1-50-201...FOUND BAD BALLAST AND REPLACED. PERFORMED SMOKE ODOR CONDITIONAL INSPECTION PER AMM 05-51-58-800-801C3. NO ABNORMALITIES FOUND AFTER BALLAST REPLACEMENT. RAN AC PACKS FOR 2 HOURS, NO ODOR DETECTED

Source: SDR CALA2017102003697