N37513

BOEING 737-9 · 2019 · 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 2022-06-21Operator named in NTSB report

Accident & incident history

Incident · 2022-06-21 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 DCA22LA133

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, 2024-11-18 – 2026-08-07.

NO TEST · 2026-08-07 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 18,777 hrs · 6,192 cycles

EMERGENCY LIGHTS OPERATIONAL CHECK EMERGENCY LIGHTS OPERATIONAL CHECK - 29D EMERGENCY CEILING LIGHT INOP. REMOVED AND REPLACED BATTERY PACK M3379 IN REFERENCE WITH AMM 33-51-06-960-802. OPS CHECK NORMAL AT THIS TIME.

Source: SDR CALA2026080918384
NO TEST · 2026-08-07 Matched by certificate designator
ATA 3350

Part: LAMP — INOPERATIVE (ZONE 200) · airframe 18,777 hrs · 6,192 cycles

EMERGENCY LIGHTS OPERATIONAL CHECK EMERGENCY LIGHTS OPERATIONAL CHECK - FWD DOOR 1 EXIT LIGHT ASSY. OVER DOOR ONE LIGHT INOP. REPLACED ONE LAMP IN REFERENCE WITH AMM 33-51-01-960-801. OPS CHECK NORMAL AT THIS TIME. ONE LAMP REPLACED WITHIN ASSEMBLY. OPS CKD OK.

Source: SDR CALA2026080918382
NO TEST · 2026-07-27 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — FAULTED (ZONE 200) · airframe 18,664 hrs · 6,159 cycles

FOUND AFT R EMERGENCY LIGHTS INOP REMOVED AND REPLACED AFT RIGHT POWER SUPPLY BATTERY PACK REF AMM 33-51-06-960-802. OPS CK GOOD. OK FOR SERVICE.

Source: SDR CALA2026073018099
NO TEST · 2026-07-06 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 18,505 hrs · 6,110 cycles

EMERGENCY LIGHTS FROM ROWS 8-22 INOP. R & R BATTERY PACK IAW AMM 33-51-06. OPS CK GOOD.

Source: SDR CALA2026070917630
NO TEST · 2026-02-21 Matched by certificate designator
ATA 2897

Part: WIRE — DAMAGED (BOOST PUMP) · airframe 17,348 hrs · 5,732 cycles

FUEL PUMP 2 FWD LOW PRESSUREMEL 2822F APPLIED. RESET GFCI CYCLED PUMP SWITCH ELECTRICAL CONNECTOR SPARKED. PUT AIRCRAFT BACK INTO MEL CONFIGURATION. PERFORMED VISUAL WIRE CHECK, FOUND CHAFED HARNESS FOR FUEL BOOST PUMP FWD TWO PIN 2 SHORTED TO GROUND. BOOST PUMP DEACTIVATED AND NO ARCING CAN OCCUR. IN CURRENT CONDITION POSES NO HAZARD TO SAFE FLIGHT. SUGGEST REPLACEMENT OF DAMAGED CABLE IN W1382. REMOVED & REPLACED CONNECTOR D16342, REPAIRED WIRE 1382-30018-18 IAW SWPM 20-10-13 & WDM 28-23-11-1. OP CHKD GOOD IAW AMM 28-22-41-710-801. PLACARD & COLLAR REMOVED.

Source: SDR CALA2026030214129
Earlier reports · 2024–2025 · 8 reports

2025

OTHER · 2025-11-04 Matched by certificate designator
ATA 2564

Part: INDICATOR — BROKEN (LIFE RAFT) · airframe 16,322 hrs · 5,399 cycles

AFT LIFE RAFT TAMPER INDICATOR BROKEN. REPLACED THE LIFE RAFT TAMPER INDICATOR.

Source: SDR CALA2025110610930
SMOKE/FUMES/ODORS/SPARKS · 2025-08-17 Matched by certificate designator
ATA 2120

Part: UNKNOWN — ODOR (CABIN) · airframe 15,513 hrs · 5,128 cycles

BURNT PLASTIC SMELL WITH APU BLEED AIR ON. OPERATED APU AND PACKS, OPS NORMAL, NO ODOR.

Source: SDR CALA2025081807866
SMOKE/FUMES/ODORS/SPARKS · 2025-07-25 Matched by certificate designator
ATA 2120

Part: UNKNOWN — ODOR (ZONE 200) · airframe 15,292 hrs · 5,061 cycles

VERY LIGHT SMOKE TYPE ODOR COMING OUT OF COCKPIT VENTS COULD SMELL IN CABIN IAW AMM 05-51-56. NO SMOKE OR FUME ODORS FOUND DURING INSPECTION OF ACFT. AT TIME OF ODOR IN CABIN THERE WAS A SUDDEN HEAVY DOWN POUR OF RAIN. OK TO CONTINUE.

Source: SDR CALA2025072806939
OTHER · 2025-03-04 Matched by certificate designator
ATA 2560

Part: GIRT BAR — OUT OF ADJUST (ZONE 800) · airframe 13,781 hrs · 4,571 cycles

2L SLIDE PACK AND GIRT BAR NEED TO BE ADJUSTED. REMOVED DOOR 2L SLIDE PACK AND COVER. RESTOWED EXCESSIVE GIRT MATERIAL, AND REINSTALLED SLIDE PACK AND COVER REF AMM 25-66-01-400-801. OPS CHECK GOOD ADD EMP:U415666 VERIFIED DOOR 2L SLIDE INSTALLATION REF AMM 25-66-01-400-801 AND GMM 09-25-05

Source: SDR CALA2025030702631
NO TEST · 2025-02-07 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 13,555 hrs · 4,498 cycles

EMERGENCY BATTERY PACK M1671 FAILED. (REF. AAR NR 1000027406)REPLACED BATTERY PACK "M1671" IAW B737 AMM 33-51-06, OPERATIONAL TEST GOOD.

Source: SDR CALA2025020900317
NO TEST · 2025-02-07 Matched by certificate designator
ATA 3350

Part: BATTERY PACK — INOPERATIVE (ZONE 200) · airframe 13,555 hrs · 4,498 cycles

EMERGENCY BATTERY PACK M1670 FAILED (REF. AAR NR 1000027407)REMOVED AND REPLACED EMERGENCY BATTERY PACK M1670 IAW AMM 33-51- 06-960-802, OPS CHECK GOOD (ESFR NO. 1038359)

Source: SDR CALA2025020900316
OTHER · 2025-01-09 Matched by certificate designator
ATA 5315

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 13,555 hrs · 4,498 cycles

AFTER FURTHER EVALUATION AT WET AREA FLOOR BEAM STA 947 RBL25 FO UND CORROSION TO BE OUT OF LIMITS REQUIRE REPAIR (REF. AAR NR 10 00027314).

Source: SDR CALA2025012200174

2024

OTHER · 2024-11-18 Matched by certificate designator
ATA 2520

Part: SEAT — SOILED (ZONE 200) · airframe 13,253 hrs · 4,395 cycles

PAX VOMITED AT ROW 38A IN FRONT OF SEAT UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. MAC METER INITIATED FOR WITH VENDOR ID MAC RELATED WORK ORDER 000000003122682. VERIFIED SEAT 38A HAS BEEN CLEANED, NO SMELL. ACFT GOOD TO CONTINUE VERIFIED SEAT 38A HAS BEEN CLEANED, NO SMELL. ACFT GOOD TO CONTINUE.

Source: SDR CALA2024112001212