Service difficulty report · Web · Boeing 7377H4

Difficulty date
July 22, 2025
Submitted
August 14, 2025
Operation
Air carrier
Aircraft
N229WN
Make and model
Boeing 7377H4
Aircraft serial
32498
Aircraft time
64,915 hours, 38,879 cycles
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

MULTIPLE SPOTS WITH CORROSION ON FCB DOOR CUTOUT SURROUND THRESHOLD BS440+14; BS460;460+9 RBL30;WL156. REMOVED AND REPLACED SUBTHRESHOLD WEB AT FCB; BETWEEN BS 440 TO BS 492 RBL 30 WL 156 IAW SRM 51-40-02 AND DWG 143A8330 REV -.

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