- Registered owner
- United Airlines Inc
- Location
- Chicago, IL
- Owner type
- Corporation
- Serial number
- 66145
- Year built
- 2021
- Type
- Fixed wing multi engine
- Engine
- Turbo-fan
- Airworthiness
- Standard, transport
- Airworthiness date
- April 3, 2021
- Certificate issued
- April 7, 2021
- Expires
- April 30, 2028
- Mode S code
- A18D29
From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every GE GENX-1B74/75/ model are included below.
On this page
Airworthiness directives that may apply · 98
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 2012 | 1 |
|---|---|
| 2015 | 3 |
| 2016 | 8 |
| 2017 | 6 |
| 2018 | 15 |
| 2019 | 6 |
| 2020 | 11 |
| 2021 | 8 |
| 2022 | 13 |
| 2023 | 10 |
| 2024 | 8 |
| 2025 | 9 |
| 2026 | 18 |
See all 116 ADs
Information bulletins that may apply · 9
Advisory, not mandatory.
Airframe · Boeing 787-9
SAIB 2025-09INSTRUMENT PANEL, Potential Installation of Lockwire on Switch Guards that May Restrict Access to Passenger Oxygen and Ram Air Turbine (RAT) SwitchesSAIB AIR-22-09R1AUTOPILOT FLIGHT DIRECTOR SYSTEM: ALT HOLD Engaged on Takeoff on Boeing Model 777/787 common fleets.SAIB AIR-20-19Flight Management Computing Software SystemSAIB AIR-20-15Navigation Localizer SystemSAIB NM-20-07Navigation - Glideslope SystemSAIB NM-20-06Electrical Power System: Lug Terminal TracksSAIB NM-18-33Engine Fuel and ControlSAIB NM-17-15Equipment/Furnishings - Inflatable Airbag AssemblySAIB NM-15-03Flight ControlsNTSB investigations
No NTSB investigations matched to N19986Matched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Boeing 787-9 aircraft
FAA incident reports
No FAA accident or incident reports matched to N19986Matched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Boeing 787-9 aircraft
Service difficulty reports · 13
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
SDR CALA2026082018769Seal · missingFOUND LEFT SIDE OF AFT MAIN WHEEL GEAR DOOR SEAL AND BRACKET MISSING. HYLOCKS STILL ATTACHED. REPLACED MISSING LT MLG DOOR SEAL IAW AMM 53-66-01-00A-720A-ASDR CALA2026052016421Pcu · faultedCABIN TEMP CONTROL, ONE OF THE LT PCU CHANNELS HAS FAILED. DB 42 GPM_GENERAL OPS (RIGHT 4) DB 42 GPM_GENERAL OPS (LEFT 1) REF L/P 8930547 FOR CORRECTIVE ACTION CABIN TEMP CONTROL L STATUS MESSAGE PERFORMED FIM TASK DMC-B787-A-21-60-F1-65A-421A-A FOR CABIN TESDR CALA2026042015488Bracket · brokenSEAT 46F EMERGENCY LIGHT BRACKET HANGING FROM SEAT---AIRCRAFT INTERIOR - INSPECTION - REMOVED AND REPLACED SEAT 46F EMERGENCY LIGHT BRACKET REF IFM 25-22-45 AND AMM 33-51-06-00A-520A/720A-A. OPS CHECK GOOD.SDR CALA2026012613260Housing · brokenEMERGENCY EXIT LIGHT BROKEN AT SEAT 47F TEMP. FIXED WITH TRANSPARENT. TAPE TEMP FIXED WITH TRANSPARENT. TAPE.LIGHT BEFORE AND AFTER SEAT WORKS NORMALLY. DEFERRED IAW MEL 3351V. OK TO DEFER 47F SEAT MOUNTED EMERG LIGHT SECURED TOMC APPROVED REMOVED AND REPLACEDSDR CALA2025122912488Elec Connector · looseSEAT 9D FWD EMERGENCY LIGHT INOPERATIVE. FOUND SEAT 9D FWD EMERGENCY LIGHT ASSY CONNECTOR LOOSE. SECURED SEAT 9D FWD EMERGENCY LIGHT ASSY CONNECTOR IAW AMM B787-A-33-51-06-00A-720A-A. OPS CHECK OF SEAT 9D FWD EMERGENCY LIGHT PASSED.SDR CALA2025122912486Elec Connector · looseFOUND SEAT 5D AFT EMERGENCY LIGHT ASSY FLICKERING,SEAT 9D FWD EMERGENCY LIGHT INOP AND SEAT 47D EMERGENCY LIGHT ASSY DISLODGED. FOUND SEAT 5D AFT EMERGENCY LIGHT ASSY CONNECTOR LOOSE. SECURED 5D AFT EMERGENCY LIGHT ASSY CONNECTOR IAW AMM B787-A-33-51-6-00A-7SDR CALA2025071606627Light · damagedSEAT 9D FLOOR EMERGENCY LIGHT IS LOOSE, FOUND LIGHT COVER MISSING, FOUND FWD EMERGENCY LIGHT NOT ILLUMINATED APPLIED MEL 3351V FOR BASE ACTION 3351V APPROVED, APPLIED PLACARD DM IAW DWG 2500DD15846. REMOVED AND REPLACED SEAT 9 D EMERGENCY FLOOR LIGHT IAW 33SDR CALA2025040403527Gauge · obscuredDOOR 4L PRESSURE GAUGE UNREADABLE WITH PROPER ILLUMINATION, GAUGE PRESSURE CAN BE SEEN. OK FOR SERVICE.SDR CALA2024112602954Plug · detachedPDA 2 #1 ENGINE, UPON CLOSING BORO PLUG FELL OUT OF REVERSER COWLING,PICTURES INCLUDED. ACPD BOROSCOPE INSPECTION LPC THRU PORT C NO DEFECTS FOUND OK TO INSTALL PLUG. ADD PICTURES CORRECTION BORO PLUG "C" REINSTALLED BORO PLUG C REF. AMM G72-00-00- 05A - 7SDR CALA2024011900140Sensor · brokenPDA 2 LH AOA VANE FOUND BROKEN OFF ON ARRIVAL. SDR FLAGGED. PERFORMED PART DEPARTS AIRPLANE INSPECTION AND NO ADDITIONAL ASSOCIATED MELS 3032A & 3412V UNTIL ITS REPLACEMENT. TOMC DAMAGE FOUND PER DMC-B787-A-05-51-60-00A-280A-A. ESC HAS BEEN BILSKI. NOTIFIED IASDR CALA2023052901689Door · noisyDOOR 2R LOAD NOISE IN CLMB AND LEVEL. REQUIRED RTB TO LAX. ACCOMPLISHED ECRA #5300-02973 PART 1 - INTERIM REPAIR. PARTS USED: ACCOMPLISHED PRESSURIZATION TO 4.0 PSI DIFFERENTIAL. NO LEAKS 00-0609-3-3109,QTY :1 NOTED, NO NOISE NOTED INSIDE OR OUTSIDE.SDR CALA2022053001399Light · damagedAISLE PATH LIGHT 9F DETATCHED SEAT 9F - ONE SEAT PROX LIGHT IS INOP MELITM.3351V ACCOMPLISHED BY MAINTENANCE. DAMAGED LIGHT ASSY REMOVED FROM AIRCRAFT. MEL 3351V APPROVED.SDR CALA2021102201954None · noneAUTOTHROTTLE DISC CAUTION AUTOMATIC OR MANUAL DISENGAGEMENT OF AUTOTHROTTLE (A/T) SYSTEM. SPECIFIC EXAMPLES ARE FAILURE TO REMOVE POWER FROM THE SERVOS, T HE A/T DISCONNECT SWITCH IS PUSHED, OR BOTH A/T ARM SWITCHES ARE SELCTED OFF. MESSAGE NOT ACTIVE AFTER RE
STCs that may be installed · 56
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Boeing 787-9
Earlier aircraft with this N-number · 2
These aircraft carried N19986 before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.