N23994

BOEING 787-9 · 2025 · 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 INCOperator2026-03-29 – 2026-03-29Operator named in NTSB report
UNITED AIRLINES, INC. (CALA)Operator2026-03-29 – 2026-03-29Operator named in NTSB report

Accident & incident history

Acc · 2026-03-29 Operator named in NTSB report
BOEING 787-9 Serious injury Part 121UNITED AIRLINES, INC. Not yet finalized — may be revised.
Source: NTSB case DCA26LA167
Accident · 1978-09-08 Unresolved
Beech C-24R Fatal injuryoperator not yet resolved
Source: NTSB case OAK78FA049

Maintenance disclosures

O · 2026-01-06 Matched by certificate designator
ATA 5100

DOOR L1 CIRCUIT BREAKERS PULLED AND EMERGENCY ESCAPE SLIDE SAFETY PINS INSTALLED IAW DMC-B787-A-25-66-01-01B-520A-A. DOOR L1 CIRCUIT BREAKERS CLOSED AND EMERGENCY ESCAPE SLIDE SAFETY PINS REMOVED AND STOWED IN REFERENCE TO DMC-B787-A-25-66-01-01B-720A-A

Source: SDR CALA2026011312913 · FAA SDRS
O · 2026-01-05 Matched by certificate designator
ATA 5297

BEFORE DEP EICAS STAT MSG DOOR EPAS SENSOR L2 DOOR EPAS MODULE 2L AND DOOR ENTRY IND 2L DISPLAYED MM42-02474 RDC 15 GROUND TEST BUT STILL ACTIVE AFTER THAT EMER PWR ASSIST SYS CONNECTOR PLUG CLEANED AND TEST PASSED MSG CLEARED AND FAULT NOT ACTIVE

Source: SDR CALA2026010712728 · FAA SDRS
L · 2025-12-22 Matched by certificate designator
ATA 3350

EMERGENCY PATH LIGHT SEAT D INOPERATIVE. REMOVED AND REPLACED EMERGENCY LIGHT IAW STEPS IN IFM25-25-89. OPS CHECKED GOOD.

Source: SDR CALA2025122312316 · FAA SDRS
O · 2025-09-12 Matched by certificate designator
ATA 3350

EMERGENCY FLOOR PROXIMITY LIGHTS OF THE SEATS 2D, 4D AND 6D INOPERATIVE. REMOVED AND REPLACED EMERGENCY FLOOR PROXIMITY LIGHTS IN AMM REF: 33-51-06 AND ITEM OK. WORKING NORMALLY, GOOD FOR SERVICE.

Source: SDR CALA2025091508908 · FAA SDRS
B · 2025-06-19 Matched by certificate designator
ATA 2150

LEFT PACK FAILURE. PERFORMED VISUAL INSPECTION ON LT PACK AREA, UPON OPENING LEFT PACK DOOR FOUND GRAY SUBSTANCE WITH METALLIC FRAGMENT IN IT, BELIEVE TO BE COMING OUT OF THE ACM REQUESTING MEL 2152BD MEL 2152BD CANNOT DEFER PACK STARTED REMOVAL OF ACM UP TO AND INCLUDING STEP 1.C (10) REF. AMM DMC-B787-A-21-52-02. COMPLETED REMOVAL OF LT ECS BAY ACM REF. AMM DMC-B787-A-21-52-02. ( PLEASE SEE LOG PAGES # 5217146 AND #5220178 FOR FINDINGS AFTER REMOVAL ) INSTALL OF LT ACM UP TO AND INCLUDING 1.C.(11) COMPLETED INSTALL OF LT ACM REF AMM 21-52-02 THROUGH STEP C.(26). OPS & LEAK CHECKS REQUIRED FOR THE LOW LIMIT VALVE, BYPASS VALVE, AND LT ACM. COMPLETED INSTALLATION OF LT ACM REF AMM 21-52-02 . OPS & LEAK CHECKS GOOD. LOW LIMIT BYPASS VALVE INSTALLATION TEST GOOD.

Source: SDR CALA2025061905720 · FAA SDRS