Service difficulty report · Support · Boeing 7377H4

Difficulty date
July 6, 2024
Submitted
August 9, 2024
Operation
Air carrier
Aircraft
N257WN
Make and model
Boeing 7377H4
Aircraft serial
32515
Aircraft time
59,419 hours, 35,640 cycles
Part
Support
Condition
Corroded
Location
Zone 100
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

MULTIPLE CORROSION ON LH FWD CARGO FLOOR TO SIDEWALL SUPPORT SEC 1; BS 473-469; LBL 21; WL 156.<[01] REMOVED AND REPLACED SIDEWALL SUPPORT AT FCB BETWEEN BS 396 TO BS 500D ;LBL 21 ;WL 156 PER SRM 51-40-02 ; SRM 53-00-53-2R-6 AND DWG:143A7500 ID:0058 REV:-;[02] VERIFIED CORRECTIVE ACTION 1

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