Service difficulty report · Strip · Boeing 7377H4

Difficulty date
August 7, 2021
Submitted
August 18, 2021
Operation
Air carrier
Aircraft
N900WN
Make and model
Boeing 7377H4
Aircraft serial
32544
Aircraft time
46,019 hours, 27,554 cycles
Part
Strip
Condition
Corroded
Location
Aft Cargo
Stage of operation
IN
How discovered
V
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 PANEL TRANSITION STRIP; UPPER SURFACE CORRODED AT NUT PLATE. DOT 15/234 ; / [01] REMOVED CORROSION IAW SRM 51-10-02-0G-0; USING 10X MAG. VERIFIED MATERIAL LOSS ORIGINAL T .063' LOSS .020' REMAINING MATERIAL .043' OUT OF LIMITS IAW SRM 53-00-53-1A-1.; [02] VERIFIED NEW PART PN 146A9401U39. A-TAG BC3867 IAW IPC 53-42-11-30 ITEM 130.; [03] DRILLED UP AFT SIDE OF TRANSITON STRIP PN 143A9401U39 AND INSTALLED NUT PLATES FOR FLOOR PANEL 140DF IAW SRM 51-40-05-0G-0. ALL STEPS COMPLETE 1-3.; [04] INSPECTION CW STEP 3; [05] AUDIT CW

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