Service difficulty report · Floor Panel · Boeing 7378

Difficulty date
September 11, 2023
Submitted
September 26, 2023
Operation
Air carrier
Aircraft
N8711Q
Make and model
Boeing 7378
Aircraft serial
36979
Aircraft time
13,381 hours, 5,848 cycles
Part
Floor Panel
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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

DOT A160-67; AFT CARGO FLOOR PANEL 140BF HAS LIGHT CORROSION ALONG THE PARAMETER OF FWD SIDE<[01] EVALUATED CORRODED AREA CORROSION IS MORE THAN 3' IN LENGTH FOUND OUT OF LIMITS I.A.W SRM 53-00-53-1A--1;[02] VERIFIED ITEM 1;[03] VERIFIED MATERIAL FOR FLOOR PANEL FABRICATION TO BE 2024-T3 .071 IAW SRM53-60-53-0I-1;[04] A TAG #A129379 (TAG # FOR ACTION 3);[05] VERIFIED ITEMS 3;4;[06] FABRICATED NEW FLOOR PANEL 140BF IAW AMM 50-10-04-400-801;[07] VERIFIED STEP 6

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