N57286

BOEING 737-8 · 2022 · Fixed-wing multi-engine · 2 engines · 175 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.

No operator established for this aircraft.

Accident & incident history

No NTSB accidents or incidents on file for this aircraft.

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.

5 reports on file, 2023-09-13 – 2026-08-14.

SMOKE/FUMES/ODORS/SPARKS · 2026-08-14 Matched by certificate designator
ATA 5100

Part: RELAY — FAULTED (ZONE 100) · airframe 12,491 hrs · 4,305 cycles

NITROGEN GENERATION SYS HAS BLUE LIGHT. PLACARD INSTALLED *DM*. PERFORMED BITE TEST NGS GROUND OPS IAW AMM 47-00-00-800-801. TEST FAILED: FOUND CODE 47-30062. PER FIM, FAULT: 47-30062 47-31 TASK 830, NEED TO VERIFY THERE IS NO FUEL IN THE NGS LINE IN AMM 47-21-00-700-801. PERFORMED LEAK CHK OF NEADS LINE IAW FIM 47-31, TASK 830, IAW AMM 47-21-00-700-801. NO LEAK OR APPARENT FUEL ODORS DETECTED. PERFORMED VOLTAGE CHK OF THE NGS SENSOR M2692 WITH A VOLTAGE READING OF ABOUT 25 VDC. THE NGS OXYGEN SENSOR HAS ALREADY BEEN REPLACED ON LOGPAGE 9838714. VERIFIED CONTINUITY FROM THE NGS OXYGEN SENSOR TO NGS. CONTROLLER D13804 PIN 44 TO PIN E AND 42 TO PIN D AT 0.4 OHMS. VERIFIED CONTINUITY FROM NGS OXYGEN SENSOR TO NGS CONTROLLER PIN G TO PIN 15 AT 0.4 OHMS. CONDITION ON CONNECTORS OK. ALL STEPS PERFORMED IAW FIM 47-31, TASK 830. REPLACED THE R1001 NGS ALTERNATE POWER RELAY IAW WDM 47-30-11-1. BITE TEST OK IAW AMM 47-31-02-740-804. LIGHT IS GREEN. CLEAR MEL. PLACARD REMOVED.

Source: SDR CALA2026081718669
FLT CONT AFFECTED · 2024-10-16 Matched by certificate designator
ATA 2782

Part: ACTUATOR — FAULTED (NR 8 SLAT) · airframe 5,977 hrs · 2,105 cycles

LE FLAPS TRANSIT ILLUMINATED AFTER FLAP RETRACTIONSDR STARTED PER FIM 27-81 TASK 830 REPLACE THE FSEU M1746 IF ALL MESSAGE ARE NOT ACTIVE. INSTALLED NEW FSEU PER AMM 27-51-01-400-801 , COMPLETED UP TO F(1) PER AMM 27-51-01-400-801. ROTOABLE PARTS HAS BEEN COMPLETED. NEED TO COMPLETE ALL TEST PER AMM ADD EMP:U102091 27-51-01-400-801. SEE ELOTO FOR OPEN CBS. PARTS USED: 43-2751-9-0013,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1522772 SN OFF 9004 UNIT, FLAP SLAT OFF 43-2751-9-0013 9004 ON 43-2751-9-0013 9162 AHM SHOWED FAULTS 27-81214 "LE SLAT 8 OUTBOARD SENSOR SIGANL DOES NOT AGREE WITH OTHER LE SLAT OUTBOARD SENSOR SIGNALS" AND 27-81215 "LE SLAT 8 INBOARD SENSOR SIGNAL DOES NOT AGREE WITH OTHER LE SLAT INBOARD SIGNALS" FSEU REPLACMENT WAS NO HELP WHILE PERFORMED A LEADING EDGE CRUISE DEPRESSURIZATION TEST IN REFERENCE TO B737 AMM 27-81-00-730-801 NOTICED THE NUMBER 8 SLAT LAGGED BEHIND THE REST OF THE SLATS ON EXTENTION DURING TEST WHEN SLAT WHERE RETRACTED NUMBER 8 SLAT RETRACTED QUICKER THE THE REST AND SLATS LOCKED OUT DUE TO ASSYMETREY MAINT LIGHT ILLUMINATED AND AND BOTH SMYDS SHOWED MESSAGES FOR LEADING EDGE SLAT ASYM SUSPECT NUMBER 8 SLAT ACTUATOR OR RIG REFERENCE B737 FIM 27-81 TASK 820 ADDED PICTURES OF DIFFERENCE BETWEEN NUMBER 7 AND 8 SLAT AS WELL AS NUMBER 1 AND 2 SLAT ON THE OPPPOSITE WING FOR COMPARISON AFTER VERIFIED #8 SLAT ACTUATOR ROD END TORQUE AND FINAL INSTALLATIONLEAK CK AND OPERATION OF #8 SLAT, NO LIMITING DEFECTS NOTED PER GMM 09-10-05

Source: SDR CALA2024101800855
OTHER · 2024-07-03 Matched by certificate designator
ATA 5246

Part: SERVICE PANEL — DENTED (LAVATORY) · airframe 4,896 hrs · 1,749 cycles

DENT FOUND FORWARD OF AF T LAV SERVICE PANEL, AIRCRAFT WILL BE FERRIED. MAINTENANCE REPAIRED DENT FWD OF AFT LAV SERVICE PANEL AT STA 827 IAW REO-G25108 STAGE 3 AND ECRA 5361-01121 AND RECEIVED FINAL REO-G25108 REV IR. REPAIR AT STA 827 S25L-S26L. THIS IS A MAJOR REPAIR.

Source: SDR CALA2024070800148
OTHER · 2024-03-03 Matched by certificate designator
ATA 5100

Part: NONE — NONE · airframe 3,606 hrs · 1,337 cycles

BIRD STRIKE ON TAKE OFF PICS ADDED. CLEANED AND INSPECTED BIRD STRIKE AREA PER AMM 05-51-18. NO DAMAGE NOTED OR DISCOVERED. BIRD DID NOT STRIKE OR DAMAGE THE RADOME.

Source: SDR CALA2024030500641
INADEQUATE Q C · 2023-09-13 Matched by certificate designator
ATA 2560

Part: STRAP — MISINSTALLED (PAX SEAT) · airframe 1,804 hrs · 727 cycles

CHECK (VISUAL) LIFE VEST BOX/POUCH SECURITY SEAL FOR PRESENCE AND CONDITION. {B737-25-3-1025} - PASSENGER LIFE VEST PULL STRAP INSIDE CONTAINER, SECURITY SEAL NOT BROKEN. AT SEATS 11E, 12E, 14B, 22E, 23E, 28E, 29E, 31C, 34B. REMOVED AND REPOSITIONED LIFE VEST PULL STRAPS AT SEATS 11E,12E, 14B, 22E, 23E, 28E, 29E, 31C, 34B. INSTALLED LIFEVEST BOX SECURITY SEALS.

Source: SDR CALA2023091802803