N27273

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

BOEING 737 — operator not named in the NTSB record Not yet finalized — may be revised.
Source: NTSB case ENG26WA033

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.

13 reports on file, 2024-10-02 – 2026-08-08.

F.O.D. · 2026-08-08 Matched by certificate designator
ATA 7220

Part: BLADES — DAMAGED (NR 1 ENG FAN) · airframe 13,889 hrs · 4,698 cycles

ACFT DIVERTED TO CUN FROM RTB DUE ENG 1 BIRD STRIKE. ENG 1 PRELIMINARY INSPECT 2 AFT ACOUSTIC PANELS REPLACED IAW AMM 72-21-08/401 AND 5 OGV PLATFORMS REPLACED IAW AMM 72-21-09/401, ALL OK. FAN BLADE 9. R & R IAW AMM 72-22-02-960-802-G00, OPS CHKD IAW AMM 71-00-00-720-803-G00, ALL OK. FAN BLADE NR 11 R & R IAW AMM 72-22-02-960-802-G00, OPS CHKD WITHIN LIMITS IAW AMM 71-00-00-720-803-G00, ALL OK. FAN BLADES NR 9, 10, 11 R & R IAW AMM 72-22-02-960-802-G00, OPS ENG NR 1 FAN BLADE PLATFORM NR 9 REPLACED IAW AMM 72-22-03/401.

Source: SDR CALA2026081318568
SMOKE/FUMES/ODORS/SPARKS · 2026-04-30 Matched by certificate designator
ATA 2530

Part: OVEN — ODOR (ZONE 900) · airframe 12,867 hrs · 4,388 cycles

FWD GALLEY OVEN NUM 2 EMITS STRONG BAD SMELL WHEN HEATED SMELL CONFIRMED WHEN TURNED ON. CB PULLED AND TAG APPLIED. REQUEST MEL FOR FWD #2 GALLEY OVEN INOP. C/W DDP. NOC TOMC APPROVED IAW NEF 2500BI PLACED FWD GALLEY OVEN %2 ON MEL. OVEN RECEIVED WAS DAMAGED. OVEN NIS LAX. CONVECTION OVEN WAS REPLACED IAW AMM TASK 25-32-03-000-801 AND 25-32-03-400-801.

Source: SDR CALA2026050716047
SMOKE/FUMES/ODORS/SPARKS · 2026-02-07 Matched by certificate designator
ATA 2530

Part: OVEN — FAULTY (ZONE 900) · airframe 11,991 hrs · 4,106 cycles

OVEN 1ST CLASS NR 2 DIRTY AND HAS FOUL ODOR, REQUEST MEL FOR OVEN 2 IN FWD GALLEY. BREAKER PULLED & SECURED. COMPLIED WITH MEL, DDP. REMOVED AND REPLACED OVEN IAW 25-32-03/401, CLEANED INSIDE TRAYS, OPS CHKD GOOD.

Source: SDR CALA2026021013644
Earlier reports · 2024–2025 · 10 reports

2025

NO TEST · 2025-11-24 Matched by certificate designator
ATA 3397

Part: WIRE HARNESS — PULLED (ZONE 200) · airframe 11,279 hrs · 3,875 cycles

EMERGENCY LIGHTS OPS CHECK, FIRST CLASS FLOOR PROXIMITY LIGHTS INOPERATIVE TROUBLESHOT AND FOUND OPEN FUSE IN EMERGENCY LIGHT BATTERY PACK M2816, ISOLATED EACH FIRST-CLASS SEAT ROWS AND FOUND HARNESS PULLED TIGHT AT SEAT 2B AROUND RECLINE MECHAISM. REROUTED HARNESS, REPLACED FUSE AND PERFORMED OPERATIONAL CHECK OF CABIN EMERGENCY EXIT LIGHTS, NO DEFECTS NOTED, OK TO CONTINUE

Source: SDR CALA2025112811540
NO TEST · 2025-11-12 Matched by certificate designator
ATA 3350

Part: FUSE — FAILED (ZONE 200) · airframe 11,130 hrs · 3,830 cycles

FOUND FIRST CLASS EMERGENCY AISLE LOGHTS INOP TESTED FUSES IN REF TO AMM 33-51-06-960-801, FOUND ONE BAD. REPLACED FUSE, OPS CHECK GOOD

Source: SDR CALA2025111311173
NO TEST · 2025-10-26 Matched by certificate designator
ATA 3350

Part: FUSE — INOPERATIVE (ZONE 200) · airframe 10,968 hrs · 3,786 cycles

FIRST CLASS AISLE SEATS 1-4 EMERGENCY LIGHTS INOP R&R ONE FUSE FOR EMERGENCY POWER SUPPLY M2816 IN REF IPC 33-51-06-15. OPS CHECK GOOD.

Source: SDR CALA2025102710608
NO TEST · 2025-10-20 Matched by certificate designator
ATA 3350

Part: LAMP — INOPERATIVE (ZONE 200) · airframe 10,929 hrs · 3,773 cycles

OUTSIDE EMERGENCY LIGHT R/H SIDE BY R1 DOOR NEEDS RELAMPING RELAMPED OPS CK GOOD

Source: SDR CALA2025102010289
NO TEST · 2025-07-22 Matched by certificate designator
ATA 3350

Part: LAMP — NO TEST (ZONE 200) · airframe 10,012 hrs · 3,473 cycles

EMERGENCY LIGHTS OPERATIONAL CHECK EMERGENCY LIGHTS OPERATIONAL CHECK. DOOR 1R SLIDE LIGHT INOP. ACCOMPLISHED SLIDE LIGHT LAMP REPLACEMENT PER MM33-51-04-960-801. OPS CK OK.

Source: SDR CALA2025072406875
OTHER · 2025-07-21 Matched by certificate designator
ATA 2560

Part: BRACKET — LOOSE (GIRT BAR) · airframe 10,012 hrs · 3,473 cycles

DOOR 1R GIRT BAR RIGHT BRACKET IS LOOSE. ADJUSTED AND TIGHTENED BRACKET, OPS CKS GOOD NOW.

Source: SDR CALA2025072406879
NO TEST · 2025-04-09 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — DISCHARGED (ZONE 200) · airframe 9,107 hrs · 3,198 cycles

EMERGENCY LIGHTS OPERATIONAL CHECK EMERGENCY LIGHTS OPERATIONAL CHECK - RH EMERGENCY AISLE LIGHT INOP AT SEAT ROW 11R AND AT SEAT ROW 20R. REPLACED BATTERY PACK M1676 REF AMM TASK 33-51-06-960-802. TEST IS GOOD REF AMM SUBTASK 33-51-06-710-002.

Source: SDR CALA2025041103688
OTHER · 2025-01-23 Matched by certificate designator
ATA 2560

Part: RETAINER — LOOSE (GIRT BAR) · airframe 8,358 hrs · 2,939 cycles

DOOR 1R GIRT BAR IS LOOSE WHEN STOWED. TIGHTENED GIRT BAR RETENTION CLIP. BAR SECURED, NO OTHER DEFECTS NOTED.

Source: SDR CALA2025012702074

2024

SMOKE/FUMES/ODORS/SPARKS · 2024-11-18 Matched by certificate designator
ATA 2120

Part: FILTER — ODOR (ZONE 200) · airframe 7,691 hrs · 2,704 cycles

CREW REPORTED SMOKE IN COCKPIT AND CABIN AREA WITH AN ACRID SMELL WITH VISIBLE SMOKE THE THROUGHOUT COCKPIT AND CABIN PERFORMED CONDITIONAL CHECK REF AMM 05-51-56-200-801. PER TOMC WE REPLACED RECIRC FILTERS. ALSO, REF FIM 21-00 TASK 830, PARAGRAPH Q. PARTS USED: 29-2124-3-0006,QTY :1 NO ODOR OR ACRID SMELLS AFTER FILTER CHANGE. FOR CLARIFICATION: PERFORMED CONDITIONAL CHECK REF AMM 05-51-56-200-801. USED FIM REF. 21-30 TASK 830. COULD NOT DUPLICATE SMOKE OR SMELL. PER TOMC WE REPLACED RECIRC FILTERS AS A PRECAUTION REF AMM 21-25-01-400-801. CONTINUED WITH FIM 21-30 TASK 830, WE PERFORMED ENGINE RUNS AND PACK BURN OUT, INSPECTED APU COMPARTMENT AND AVIONICS COMPARTMENT. NO EVIDENCE OF SMOKE OR ODOR.

Source: SDR CALA2024112001213
WARNING INDICATION · 2024-10-02 Matched by certificate designator
ATA 3412

Part: PROBE — FAULTED (ZONE 200) · airframe 7,191 hrs · 2,525 cycles

TAT AT 99 LOST LNAV/VNAV AT T/O LOST N1 LIMITS AND ENG 1/2 AIR DATA REPLACED TAT PROBE REF AMM TASK 34-21-06-000-801, OP CHECKS GOOD

Source: SDR CALA2024100400751