SDR SWAA2025111123162

Service difficulty report · Web · Boeing 7377H4

Difficulty date: October 9, 2025
Submitted: November 11, 2025
Operation: Air carrier
Aircraft: N236WN
Make and model: Boeing 7377H4
Aircraft serial: 34631
Aircraft time: 64,050 hours, 38,395 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Web
Condition: Corroded
Location: Zone 100
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AFT CARGO BAY DOOR SURROUND STRUCTURE, FLOOR, HAS CORROSION ON UPPER FLANGE, LOWER SURFACE OF CLOSE-OUT WEB AT THE NUTPLATES, BS 794 - 847, RBL 19. REMOVED AND REPLACED AFT CARGO BAY DOOR SURROUND STRUCTURE LOWER SILL WEB ON TTG8Q015PXW6.

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