SDR SWAA2021060229431

Service difficulty report · Shield · Boeing 7378H4

Difficulty date: November 10, 2020
Submitted: June 2, 2021
Operation: Air carrier
Aircraft: N8657B
Make and model: Boeing 7378H4
Aircraft serial: 42535
Aircraft time: 20,411 hours, 9,034 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Shield
Condition: Corroded
Location: Aft Cargo
Stage of operation: IN
How discovered: V
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

AFT CARGO COMPARTMENT FLOOR SHIELD BS767-787; RBL 24; WL 156 CORRODED / REMOVED CORROSION AT AFT CARGO FLOORSHIELD BS767 - 787 RBL 24 I-A-W 51-10-02-0G-0. VERIFIED MATERIAL LOOSE ORIGINAL .050 REMOVED .012 REMAIN .038 ALLOWABLE 10% FOUND OUT OF LIMITS USED AAR TOOL #26646 DUE 10/07/2021 IAW SRM 53-60-15-1A-1. REMOVED SHIELD I-A-W SRM 51-40-02-0G-0. DRILLED NEW SHIELD I-A-W SRM 51-40-05-0G-0 AND BOEING DWG 146A0081 REV: A INSTALLED NEW SHIELD I-A-W SRM 51-40-02-0G-0 AND BOEING DWG 146A0081 REV: A

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