SDR SWAA2021101220696

Service difficulty report · Shield · Boeing 737752

Difficulty date: September 18, 2021
Submitted: October 12, 2021
Operation: Air carrier
Aircraft: N7843A
Make and model: Boeing 737752
Aircraft serial: 35786
Aircraft time: 47,875 hours, 24,909 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Shield
Condition: Corroded
Location: Aft Cargo Bay
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 AFT SHIELD AT AFT CARGO BAY BS 847 - 867, RBL 21, WL 164. FOUND TO BE OUT OF LIMITS IAW SRM 51-10-02-0G-0. LOCATED AND DRILLED A NEW AFT SHIELD IAW SRM 51-40-05, AND DWG 146A0081. INSTALLED THE NEW SHIELD BETWEEN BS 847 - 867, RBL 21, WL 164 IAW SRM 51-40-02-0G-0, AND DWG 146A0081.