SDR SWAA2022121374147

Service difficulty report · Shield · Boeing 7378H4

Difficulty date: November 22, 2022
Submitted: December 13, 2022
Operation: Air carrier
Aircraft: N8511K
Make and model: Boeing 7378H4
Aircraft serial: 36670
Aircraft time: 20,201 hours, 9,750 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Shield
Condition: Corroded
Location: Bs 847-867
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 ON THE AFT CARGO BAY SHIELD AFT OF THE DOOR AT MULTIPLE AREAS, BS 847 - 867, RBL 22, WL 163.5. CORROSION FOUND TO BE OUT OF LIMITS. REMOVED DAMAGED IAW SRM 51-40-02-0G-0. LOCATED, AND DRILLED A NEW SHIELD IAW SRM 51-40-05-0G-0, AND DWG 146A0081. INSTALLED THE NEW SHIELD IAW SRM 51-40-02-0G-0, AND DWG 146A0081.

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