N37560

BOEING 737-9 · 2023 · Fixed-wing multi-engine · 2 engines · 48 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 2023-09-30Operator named in NTSB report

Accident & incident history

Accident · 2023-09-30 Operator named in NTSB report
BOEING 737-9 No injuries Part 121UNITED AIRLINES, INC.

Operated by UNITED AIRLINES INC (per NTSB report)

Source: NTSB case DCA23LA468

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, 2023-09-30 – 2026-01-21.

OTHER · 2026-01-21 Matched by certificate designator
ATA 2741

Part: MOTOR — BINDING (ZONE 300) · airframe 9,466 hrs · 3,117 cycles

ELETRIC TRIM MOTOR NOT WORKING MANUAL TRIM IS STIFF STAB TRIM MOTOR INOPERATIVE. REPLACED STAB TRIM MOTOR IAW AMM 27-41-71, OPS CHKD NORMAL. ACCOMPLISHED RII INSTALLATION AND OPERATIONAL TESTS.

Source: SDR CALA2026012213158
WARNING INDICATION · 2025-12-09 Matched by certificate designator
ATA 3010

Part: ANTI-ICE VALVE — FAULTED (ZONE 500) · airframe 9,105 hrs · 3,005 cycles

LEFT WING ANTI-ICE VALVE FAULTED. REMOVED AND REPLACED LT WING ANTI-ICE VALVE IAW AMM 30-11-11-000/400-801. OPS & LEAK CHECKED GOOD.

Source: SDR CALA2025121212076
OTHER · 2025-04-16 Matched by certificate designator
ATA 5210

Part: UNKNOWN — NOISE (ZONE 800) · airframe 6,620 hrs · 2,183 cycles

FAS HEARD RATTLING NOISE COMING FROM DOOR 2L DURING CLIMB. THEY SUSPECT RAFT AREA. COULD NOT RECREATE RATTLE NOISE ON GROUND. PERFORMED INSPECTION OF THE SLIDE AND COVER ASSY NO DESCREPANCY NOTED. REF AMM 25-66-01-200-802.

Source: SDR CALA2025042104065
OTHER · 2023-10-29 Matched by certificate designator
ATA 2150

Part: SHUTOFF VALVE — FAULTY (ENG#2) · airframe 1,390 hrs · 454 cycles

ENGINE-2 PRSOV IS NOT IN COMMANDED POSITION DETECTED BY: INTEGRATED AIR SYSTEMS CONTROLLER (IASC)-RIGHT. R BLEED TRIPPED OFF INFLIGHT WIL NOT RESET. CREW REPORTED TO TOMC REPLACED ENGINE #2 PRSOV IN REF TO 737 MAX AMM 36-11-04. PARTS USED: 42-3611-9-0002,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1532208 SN OFF 1481 REPLACED #2 ACAU IN REF TO 737 MAX AMM 21-51-02. PARTS USED: 42-2151-9-0003,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1968420 SN OFF 8374 VALVE, SHUTOFF, OFF 42-3611-9-0002 1481 ON 0000 VALVE, SHUTOFF, OFF 42-3611-9-0002 1481 ON 42-3611-9-0002 0831 UNIT, ASSY, AIR OFF 42-2151-9-0003 8374 ON 0000 UNIT, ASSY, AIR OFF 42-2151-9-0003 8374 ON 42-2151-9-0003 9817 COMPLETED OPS CK OF PRSOV AND ACAU-R AND RAN ENGINE. BEGAN WITH FIM 36-11 TASK 805, OPS CKS AND LEAK CK GOOD REF AMM 36-00-00, 71-00-00 AND 36-11-04. AC IS CLEARED FOR SERVICE.

Source: SDR CALA2023103103244
OTHER · 2023-09-30 Matched by certificate designator
ATA 3245

Part: TIRE — BURST (MLG) · airframe 1,219 hrs · 397 cycles

ALL 4 MAIN GEAR TIRES BLOWN ON TO LOW SPEED REJECT. FLAGGING LOG PAGE AS SDR TIRES CHANGED ON LOGPAGES 5907050,5907058, 5907067, AND 5907074. #1 MLG WHEEL ASSY REMOVED FOM REF AMM 32-45-11 WHEEL INSPECTION WAS PERFORM ON #1 MLG WHEEL ASSEMBLY. PAINT IS MISSING AND FLAKING ALONG RIM, INBOARD WHEEL BEARING HAS DAMAGED GREASE SEAL, THERMAL FUSE BLOWN, THERMAL DAMAGE INSIDE RIM AND ALL DRIVE KEYS BENT. WORK WAS DONE IN ACCORDANCE WITH ROTABLE COMPLETED ON LOGPAGE 5907050 STEP D OF AMM 05-51-17-210-801 #1 MLG TIRE TORQUED REF AMM 32-45-11 REQUIRES SAFETY BOLTS.WHEEL, TIRE, AS OFF 42-3249-9-0001 3815 ON 42-3249-9-0001 1361 WHEEL, TIRE, AS OFF 42-3249-9-0001 3815 ON 0000 ROTABLE PARTS USED: 1706208,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1706208 SN OFF 3815. #2 MLG WHEEL ASSY REMOVED FOM REF AMM 32-45-11 WHEEL ROTABLE COMPLETED ON LOGPAGE 5907058 WHEEL INSPECTION WAS PERFORM ON #2 MLG WHEEL ASSEMBLY. PAINT IS MISSING AND FLAKING ALONG RIM, INBOARD WHEEL BEARING HAS DAMAGED GREASE SEAL, THERMAL FUSE BLOWN, THERMAL DAMAGE INSIDE RIM, ALL DRIVE KEYS BENT, DENT AND SCRATCH ON EDGE OF RIM. WORK WAS DONE IN ACCORDANCE WITH STEP D OF AMM 05-51-17-210-801 INSTALLED #2 MLG TIRE REF AMM 32-45-11.WHEEL, TIRE, AS OFF 42-3249-9-0001 4632 ON 0000 WHEEL, TIRE, AS OFF 42-3249-9-0001 4632 ON 42-3249-9-0001 4970 ROTABLE PARTS USED: 42-3249-9-0001,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1651729 SN OFF 4632. #3 MLG WHEEL ASSY REMOVED FOM REF AMM 32-45-11 PERFORMED WHEEL BEARING FAIL.

Source: SDR CALA2023100602952