N37551
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.
6 reports on file, 2024-07-02 – 2026-08-14.
Part: UNKNOWN — ODOR (CABIN) · airframe 12,118 hrs · 4,032 cycles
FLIGHT CREW REPORTED FLIGHT ATTENDANTS AT THE BACK OF THE AIRPLANE ODOR FUMES IN THE CABIN DURING TAKEOFF. COMPLETED CONDITIONAL INSP IAW AMM 05-51-56. ACCORDING TO CONFIG REPORT FORM 46-6020, NO ODORS DETECTED AT THIS TIME. OK FOR SERVICE.
Part: BATTERY — DISCHARGED (ZONE 200) · airframe 10,154 hrs · 3,379 cycles
EMEGENCY POWER PACK, M1673, FAILS EMERGENCY LIGHTING FUNCTIONAL CHECK. BATTERY DISCHARGES IN LESS THAN 10 MINS. REMOVED AND INSTALLED EMERGENCY POWER PACK M1673 IAW IAW AMM 33-51-06-960-802.
Part: COVER — MISSING (ZONE 100) · airframe 9,313 hrs · 3,105 cycles
NOSE GEAR FLIGHT INPH JACK COVER DEPARTED THE A/C AND NOW MISSING. REMOVED FLT INPH JACK COVER BASE. INSTALLED NOSE GEAR FLT INPH JACK COVER ASSY PN 2C1079 PER IPC 23-43-51-01 ITEM 35. TIGHTENED NUT PER STANDARD TORQUE VALUES AMM TASK 20-50-11-910-801.
Part: WIRE HARNESS — BURNED (ZONE 900) · airframe 6,921 hrs · 2,329 cycles
WHILE T/S LAV RT LIGHT PROBLEN FOUND BUNDLE W3144 NEAR CONNECTOR D15864 BURNED. SEVERAL WIRES BROKE. TOTAL 11 WIRES DAMAGED ON CONNECTOR D15864. 3 BROKEN, 8 CHARRED AND CHAFFED DAMAGED WIRES CIRCUIT BREAKERS PULLED TO DEACTIVATE ALL LAVS REF AMM 25-40-00-040-802. REF SWPM 20-30-13, REPAIRED DAMAGED WIRES W3144-0730-18, W3144-0850-20, W3144-0851-20, W3144-0856-22, W3144-0857, W3144-0867-20, W3144-0868-20, AND W3144-2703R&B-22 BY SEALED SPLICE IAW SWPM 20-30-12. WIRE W3144-0874-18 FOUND MINOR DAMAGE TO INSULATION REPAIRED WITH TAPE&TIES, REMAINING WIRES IN BUNDLE CLEANED REF SWPM 20-10-04 AND INSPECTED WITH NO DAMAGE NOTED. RESECURED BUNDLE AND APPLIED CHAFF PROTECTION REF SWPM 20-10-26.
Part: HOOK — BENT (GIRT BAR) · airframe 6,532 hrs · 2,209 cycles
MAIN CABIN DOOR GIRT BAR LOOSE. BENT L1 DOOR FWD J-HOOK TO ENSURE GIRT BAR "SNAPS" INTO PLACE REF AMM 25-66-01-200-802.
Part: RELAY — FAULTED (R563) · airframe 4,908 hrs · 1,638 cycles
NUMBER 2 ENG BLEED DOES NOT OPEN OIL SERVICE ACCOMPLISHED AT MCO FOR FLT 2120 ON 02 JUL 08:46:06 ENGINE 1: 00 ENGINE 2: 00 ENGINE 3: 00 ENGINE 4: 00 APU: 00 CHECKED REF FIM 36-21 . DOWN POWERED A/C , RAN BOTH ENGINES BLEEDS ARE N ORMAL AND PACKS RUN NORMAL WITH ENGINE. R563 #2 ENGINE RUN/STOP RELAY REQUESTED TO BE REPLACED DUE TO FAULTD HITS AND DIVERSION. REMOVED AND REPLACED RELAY R563 REF SWPM 20-81-22. PERFORMED PSEU OPERATIONAL CHECK REF AMM 32-09-10-740-801. NO FAULTS NOTED AT THIS TIME. RAN #2 ENG AND CONFIRMED ENG BLEED OPERATIONAL. PERFORMED CABIN PRESSURE LEAK TEST ON N/W/W PANEL REF AMM 05-51-91-790-801. NO LEAKS NOTED AT THIS TIME.