Service difficulty report · Web · Boeing 7377H4

Difficulty date
October 19, 2024
Submitted
November 20, 2024
Operation
Air carrier
Aircraft
N208WN
Make and model
Boeing 7377H4
Aircraft serial
29856
Aircraft time
61,316 hours, 36,632 cycles
Part
Web
Condition
Corroded
Location
Zn 100 Fus Lower
Stage of operation
IN
How discovered
9
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

CORROSION SUBTHRESHOLD WEB ON FCB; FROM BS 440 TO BS 492.4; RBL 26; WL 156.<[01] REMOVED AND REPLACED AT FCB SUBTHRESHOLD WEB LOCATED BETWEEN BS.440 - 492 RBL.26 WL. 156 IAW B-737-700 SRM 51-40-02 & DWG# 143A8330 REV: -;[02] CORRECTIVE ACTION COMPLETED.

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