Service difficulty report · Support · Boeing 7377H4

Difficulty date
April 16, 2025
Submitted
May 20, 2025
Operation
Air carrier
Aircraft
N226WN
Make and model
Boeing 7377H4
Aircraft serial
32494
Aircraft time
64,554 hours, 38,857 cycles
Part
Support
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

FCB - CORROSION ON SIDEWALL SUPPORT BS 400+10 RBL 23 WL 156.5 (MARKED) <[01]. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT AT FCB FROM BS 400 TO BS420 RBL 23 WL 156.5 IAW SRM 51-40-02 & DWG# 143A7500 REV: -. ID: 0071.

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