Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
December 16, 2021
Submitted
January 17, 2022
Operation
Air carrier
Aircraft
N8675A
Make and model
Boeing 7378H4
Aircraft serial
35976
Aircraft time
20,667 hours, 9,472 cycles
Part
Floor Panel
Condition
Corroded
Location
Fuselage
Stage of operation
UK
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

A091-005 AFT CARGO COMPARTMENT FLOOR PN# 140EF CORRODED ALONG EDGES UPPER AND LOWER SURFACES. ; / [01] EVALUATED CORROSION AND FOUND TO BE OUT OF LIMITS EXCEEDS 20' IAW B737 SRM 53-00-53-1A-1; [02] VERIFIED MATERIAL TO BE 2024-T3 .071' A TAG A105082 IAW B737 AMM 25-52-01-201-801; [03] VERIFIED STEPS 1&2; [04] FABRICATED NEW FLOOR PANEL IAW AMM25-52-01-201-801; [05] VERIFIED STEP 4<BR>OK TO TREAT/PRIME; [06] STARTED TREAT AND PRIME; ALODINED IAW B737 AMM 51-21-41-370-801; [07] STEP 6 C/W; [08] TREATED AND PRIMED FLOOR PANEL 140EF IAW AMM 25-52-01-201-801; [09] FABRICATED REPLACEMENT FLOOR PANEL140EF IAW AMM 25-52-01-201-801; [10] C/W<BR>AUDIT C/W

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