Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
April 27, 2022
Submitted
May 12, 2022
Operation
Air carrier
Aircraft
N8685B
Make and model
Boeing 7378H4
Aircraft serial
36723
Aircraft time
20,280 hours, 9,431 cycles
Part
Floor Panel
Part number
140BF
Condition
Corroded
Location
Aft Cargo Bay
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

AFT CARGO FLOOR BOARD 140 BF CORRODED ALONG EDGE A225-002 / [01] EVALUATED CORRODED AREA ON FLOOR PNL 140BF FOUND LENGTH OF CORROSION MORE THEN 20' IS OUT OF LIMITS I.A.W SRM 53-00-53-1A-1;[02] VERIFIED MATERIAL FOR NEW PNL AS 2024-T3 .071 <BR>A TAG#A122584 I.A.W MM 25-52-01-201-801;[03] VERIFIED ITEMS 1 AND 2;[04] STARTED DRILLING AND TRIMMING NEW PNL I.A.W MM 25-52-01-201-801;[05] FINISHED DRILLING AND TRIMMING NEW FLOOR PNL I.A.W MM 25-52-01-201-801;[06] VERIFIED STEP 4 AND 5;[07] OK GIVEN TO TREAT AND PRIME;[08] ALODINED TOP AND BOTTOM SIDE OF FLOOR PNL AND PRIMED BOTTOM SIDE OF FLOOR PNL I.A.W MM 51-21-72-370-802;[09] JOB COMPLETE; AUDIT C/W

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