Service difficulty report · Panel · Boeing 7378H4

Difficulty date
November 17, 2021
Submitted
December 14, 2021
Operation
Air carrier
Aircraft
N8674B
Make and model
Boeing 7378H4
Aircraft serial
36734
Aircraft time
20,443 hours, 9,348 cycles
Part
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

A125-04 FWD CARGO PANEL 120 DF CORRODED ; PANEL 120DF / [01] BEGAN REMOVING CORROSION ON FWD CARGO FLOOR PANEL 120DF; FOUND OUT OF LIMITS; DAMAGE EXCEEDS MAX LENGTH IAW B737 SRM 53-00-53-1A-1 FIG 102. CORROSION STILL EXISTS; [02] VERIFIED MATERIAL FOR FWD CARGO FLOOR PANEL 120DF AS 2024 T3 .071''; ATAG A104323 IAW B737 AMM 25-52-01-201-801; [03] VERIFIED STEPS 1 AND 2 C/W; [04] FABRICATED NEW FWD CARGO FLOOR PANEL 120DF IAW B737 AMM 25-52-01-201-801; [05] VERIFIED STEP 4.<BR>OK TO TREAT AND PRIME; [06] TREATED AND PRIMED LOWER SURFACE OF FWD CARGO FLOOR PANEL 120DF IAW B737 AMM 51-21-41-370-803 AND B737 AMM 51-21-72-370-804; [07] ALL WORK C/W<BR>AUDIT C/W

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