Service difficulty report · Intercostal · Boeing 7379

Difficulty date
May 3, 2023
Submitted
May 5, 2023
Operation
Air carrier
Aircraft
N939DZ
Make and model
Boeing 7379
Aircraft serial
38720
Aircraft time
27,661 hours, 14,366 cycles
Part
Intercostal
Condition
Corroded
Stage of operation
IN
How discovered
O
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

(LOG 2749788) DURING INSPECTION FOUND AFT CARGO INTERCOSTAL AT STA 927-947 LBL3 WL166 HAS CORROSION IN SEVERAL SPOTS. REMOVED AND REPLACED AFT CARGO INTERCOSTAL AT STA 927-947 LBL 3 IAW B737 SRM 51-40-02 AND BOEING DWG# 147A7500.

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