Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
November 27, 2024
Submitted
December 17, 2024
Operation
Air carrier
Aircraft
N439WN
Make and model
Boeing 7377H4
Aircraft serial
29834
Aircraft time
70,839 hours, 42,333 cycles
Part
Floor Panel
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 ON AFT CARGO COMPARTMENT VERTICAL WEB STA 795-797; RBL 21; WL 153-155; O/B SURFACE.<[01] FOUND CORROSION OUT OF LIMITSIAW SRM 53-60-15-1A-1. AND REPLACED VERTICAL WEB STA 795-847; RBL 21; WL 153-155 IAW SRM 51-40-02 AND BOEING DWG# 146A8121 REV:-; AND BOEING DWG 146A8120 REV:-;[02] VERIFIED CORRECTIVE ACTION ENTRY 1.

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