Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date
December 28, 2023
Submitted
January 30, 2024
Operation
Air carrier
Aircraft
N469WN
Make and model
Boeing 7377H4
Aircraft serial
33859
Aircraft time
65,073 hours, 38,942 cycles
Part
Sidewall Support
Part number
UNKNOWN
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 AT ACB ON FLOOR TO SIDEWALL SUPPORT BS727A - BS767 RBL21 WL156.<[01] REMOVED AND REPLACED NEW FLOOR TO SIDEWALL ON ACB BS727 - BS767 RBL21 WL156. IAW SRM 51-40-02-0G-0; DWG 146A7500.-;[02] VERIFIED CORRECTIVE ACTION 1 AND MEASUREMENT TABLE.<BR>JOB COMPLETE.

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