N748YX
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.
30 reports on file, 2017-12-17 – 2026-06-29.
Part: POWER SUPPLY — INOPERATIVE (ZONE 200) · airframe 20,090 hrs · 14,506 cycles
CREW REPORTS 2 EMERGENCY LIGHTS INOP. REMOVED AND REPLACED ELPU #2.
Earlier reports · 2017–2025 · 29 reports
2025
Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
FWD FUSELAGE FLOOR STRUCTURE FOUND CORROSION ON RH INBD SEAT RACK BTWN FR20-23. MX REPLACED SEAT TRACK IAW SRM 51-43-03, 51-43-04, 51-41-01.
Part: FLOOR SUPPORT — CORRODED (ZONE 200) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
FWD FUSELAGE RH FLOOR SILL BTWN FR 17-20 RBL 48 FOUND CORRODED. MX REPLACED FLOOR SILL IAW SRM 51-41-02, 51-43-04.
Part: SEAT TRACK — CORRODED (ZONE 200) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
FUSELAGE RH IM SEAT TRACK BTWN FR12-20 FOUND CORRODED. MX REPLACED SEAT TRACK IAW SRM 51-43-03, 51-43-04, 51-41-01, 51-41-02.
Part: FLOOR SUPPORT — CORRODED (ZONE 200) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
CF3 FLOOR STRUCTURE CORROSION FOUND ON RH PROFILE FLOOR SUPPORT BTWN FR88-90. MX REPLACED SUPPORT IAW SRM 51-42-01, 51-43-03.
Part: SHEAR TIE — CORRODED (ZONE 100) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
AFT CARGO COMPARTMENT FR 84 BTWN STGR 27R -26R SHEAR CLIP CORRODED. MX REPLACED IAW SRM 51-41-01, 51-41-02.
Part: GUSSET — CORRODED (ZONE 100) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
CF3 FLOOR STRUCTURE CORROSION FOUND ON RH GUSSET PLATE AT FR 90. MX REPLACED GUSSET IAW SRM 51-41-02
Part: SHEAR PANEL — CORRODED (ZONE 100) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
CF3 FLOOR STRUCTURE CORROSION FOUND ON MID SHEAR PANEL BTWN FR87-88. MX REPLACED SHEAR PANEL IAW SRM 51-42-01.
Part: SUPPORT — CORRODED (ZONE 100) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
CF3 FLOOR STRUCTURE CORROSION FOUND ON RH PROFILE SUPPORT AT FR 84. MX REPLACED IAW SRM 51-41-01, 51-41-02, 51-43-04.
Part: SUPPORT — CORRODED (ZONE 100) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
AFT CARGO FR75 BTWN STR 29L-29R TWO SUPPORTS CORRODED. MX REPLACED SUPPORTS IAW SRM 51-41-01, 51-41-02.
Part: BEAM — CRACKED (ZONE 100) · airframe 47,892 hrs · 29,831 cycles
FWD FUSE NLG BAY UPPER BULKHEAD I-BEAM FOUND CRACKED ON LOWER FLANGE. MX REPLACED BEAM IAW ETD2025-170-000371
Part: SHEAR TIE — CORRODED (ZONE 100) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
AFT CARGO FR 74 BTWN STGR 29-28R SHEAR CLIP CORROSION. MX REPLACED SHEAR CLIP IAW SRM 51-41-01, 51-41-02, 51-43-02.
Part: DOUBLER — CRACKED (ZONE 200) · airframe 47,892 hrs · 29,831 cycles
****MAJOR****DMI R1250573/1 DENTS FOUND AT FR11-12 STR5-6L REPAIRED CRACK IAW SRM 53-10-01 REPAIR 12.
Part: SEAL REST — CORRODED (ZONE 100) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
FWD CARGO DOOR CUTOUT FOUND CORROSION ON MID SEAL REST BTWN FR 25-26. MX REPLACED IAW SRM 51-41-01.
Part: BRACKET — CORRODED (ZONE 100) · corrosion level 2 · airframe 47,892 hrs · 29,831 cycles
WASTE SERVICE DOOR FOUND CORROSION ON STOP NIPPLE BRACKET. MX REPLACED IAW SRM 51-41-02
2023
Part: NONE — NONE · airframe 13,036 hrs · 8,871 cycles
BIRD STRIKE ON FWD FUSELAGE BELOW CAPTS WINDSHEIELD. REPAIRED DENT IAW ETD2023-170-005136. ALSO REF VP-008736-2023 N/R 2,3 FOR WORK PERFORMED.
2022
Part: PANEL SUPPORT — CORRODED (ZONE 100) · corrosion level 2 · airframe 11,589 hrs · 7,660 cycles
WHILE AC WAS IN FOR HVY CK FOUND FUSELAGE 3 FLOOR STRUCTURE GALLEY SUPPORT FITTING CORRODED BTWN FR 87-88, RBL 22.AAR MX REPLACED PANEL SUPPORT PN 170-86131-001 IAW SRM 51-43-01. AC REMAINS IN YQG FOR COMPLETION.
Part: GUSSET — CORRODED (ZONE 200) · corrosion level 2 · airframe 11,589 hrs · 7,660 cycles
CORROSION FOUND AT FLOOR STRUCTURE R/H GUSET PLATE AT FR 90. R&R IAW SRM 51-41-02.
Part: UPPER SHEET — CORRODED (ZONE 200) · corrosion level 2 · airframe 11,589 hrs · 7,660 cycles
CORROSION FOUND AT FLOOR STRUCTURE R/H UPPER SHEET BTW FR 85-86. R&R IAW SRM 51-41-01 AND 51-43-01.
Part: PANEL SUPPORT — CORRODED (ZONE 100) · corrosion level 2 · airframe 11,589 hrs · 7,660 cycles
WHILE AC WAS IN FOR HVY CK FOUND FUSELAGE 3 FLOOR STRUCTURE CORROSION FOUND ON RH PANEL SUPPORT BTWN FR 88-90. AAR MX REPLACED PANEL SUPPORT PN 170-86181-005 IAW SRM 51-42-01,51-43-01 AC REMAINS IN YQG FOR COMPLETION.
Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 11,589 hrs · 7,660 cycles
WHILE AC WAS IN FOR HVY CK FOUND PAX FLOOR STRUCTURE CORROSION FOUND ON LH IB SEAT TRACK CROWN TEETH BTWN FR19-20. AAR MX REPLACED SEAT TRACK PN 170-03264-001 IAW SRM 51-41-02, 51-43-03. AC REMAINS IN YQG FOR COMPLETION.
Part: SHEAR PANEL — CORRODED (ZONE 100) · corrosion level 2 · airframe 11,589 hrs · 7,660 cycles
WHILE AC WAS IN FOR HVY CK FOUND FUSELAGE 3 FLOOR STRUCTURE CORROSION FOUND ON RH SHEAR PANEL PN 170-91919-001 BTWN FR 87-88 AC REMAINS IN YQG FOR COMPLETION.
Part: HINGE — CORRODED (ZONE 100) · corrosion level 2 · airframe 11,589 hrs · 7,660 cycles
WHILE AC WAS IN FOR HVY CK FOUND WASTE ACCESS DOOR HINGE FOUND WITH CORROSION. AAR MX REPLACED HINGE PN 170-85059-401 IAW SRM 51-41-02, 51-43-04,
Part: FRAME — CRACKED · airframe 11,589 hrs · 7,660 cycles
WHILE AC WAS IN FOR HVY CK FOUND LH FRAME 52 CRACKED (CRACK LENGTH 0.65" (SEQ 660) REPLACED FR 52 PN 171-19905-401 IAW SRM 51-41-01, 51-42-01, 51-43-03 THIS CLOSED DMI# R845164/1 AC RETURNED TO SERVICE.
2021
Part: POWER SUPPLY — FAULTED (EMERGENCY LIGHTS) · airframe 9,650 hrs · 6,357 cycles
EMERGENCY LIGHT BATTERY FAULT AND LIGHTS OVER ROWS 3 AND 8 ARE INOP. R&R FWD LH EMERGENCY LIGHT POWER SUPPLY IAW AMM 33-50-01.
2020
Part: SPAR — CRACKED (RT WINGLET) · airframe 7,155 hrs · 4,726 cycles
***WHILE A/C WAS OUT OF SERVICE FOR A HEAVY CHECK***RH WINGLET CRACKED AT FWD SPAR. REMOVED AND REPLACED RH WINGTIP IAW 170EO-57-30-0001_1. A/C REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.
Part: SPAR — CRACKED (LT WINGLET) · airframe 7,155 hrs · 4,726 cycles
***WHILE A/C WAS OUT OF SERVICE FOR A HEAVY CHECK***LH WINGLET CRACKED AT FWD SPAR. REMOVED AND REPLACED LH WINGTIP IAW 170EO-57-30-0000_1. A/C REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.
2019
Part: SLIDE — PARTIAL DEPLOY (L1 DOOR) · airframe 6,579 hrs · 4,365 cycles
L1 DOOR SLIDE STARTED TO DEPLOY. SLIDE IS ENGAGED IN GIRT BAR. FERRIED TO IND. R&R L1 DOOR SLIDE, OPS CHECK GOOD REF AMM 25-65-01.
2018
Part: LIGHT — DAMAGED (CABIN) · airframe 3,560 hrs · 2,468 cycles
PHOTOLUMINESCENT STRIP IN FRONT OF WARDROBE DAMAGED. R&R PHOTOLUMINESCENT STRIP PER AMM 33-50-21.
2017
Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 1,085 hrs · 789 cycles
L1 DOOR EMERGENCY EXIT LIGHTED SIGN INOPERATIVE. R & R THE POWER SUPPLY IAW AMM 33-50-01.