Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
December 17, 2021
Submitted
January 12, 2022
Operation
Air carrier
Aircraft
N8676A
Make and model
Boeing 7378H4
Aircraft serial
36941
Aircraft time
20,537 hours, 9,518 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

A113-04 AFT CARGO COMPARTMENT PANEL 140BF I/B AND O/B EDGES ARE CORRODED. ; / [01] EVALUATED FLOOR PANEL 140BF AND FOUND TO BE OUT OF LIMITS. CORROSION EXCEEDS MORE THAN 20' IN LENGTH IAW SRM 53-00-53-1A.; [02] MATERIAL VERIFIED FOR NEW FLOOR PANEL. 2024-T3; .071' A-TAG A104325 IAW AMM 25-52-01-201.; [03] VERIFIED STEP 2;3; [04] FABRICATED NEW FLOOR PANEL IAW AMM 25-52-01-201.; [05] VERIFIED STEP 4. OK TO TREAT AND PRIME; [06] APPLIED ALODINE; AND PRIMED BOTTOM SURFACE OF PANEL IAW AMM 25-52-01-201.; [07] FOUND CORROSION ON FLOOR PANEL 140BF TO EXCEED 20' IN LENGTH. THIS IS OUT OF LIMITS IAW SRM 53-00-53-1A. FABRICATED NEW PANEL IAW AMM 25-52-01-201.; [08] VERIFIED STEPS 6;7

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