Service difficulty report · Structure · Boeing 7377H4

Difficulty date
June 13, 2024
Submitted
July 18, 2024
Operation
Air carrier
Aircraft
N251WN
Make and model
Boeing 7377H4
Aircraft serial
32510
Aircraft time
59,313 hours, 35,831 cycles
Part
Structure
Condition
Corroded
Location
Zone 200
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 INNER CHORD LOCATED BTW STA 986.5 TO STA 992.8 RBL 46 AND WL 208.1 AT AFT GALLEY AREA 2024-393073<[01] REPLACED INNER CHORD AND FASTENERS LOCATED BTW STA 887 TO STA 1006 RBL 46 AND WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG 147A8501; SHEET 93 REV. A.;[02] CORRECTED STEP 1. REPLACED INNER CHORD AND FASTENERS LOCATED BTW STA 887 TO STA 1006 RBL 46 AND WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG 147A8501; SHEET 93 REV. A. SEE INDIVIDUAL SIGN OFF BELOW;[03] REPLACED INNER CHORD AND FASTENERS LOCATED BTW STA 887 TO STA 1006 RBL 46 AND WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG 147A8501; SHEET 93 REV. A. SEE INDIVIDUAL SIGN OFF BELOW RII.

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