Service difficulty report · Scuff Plate · Boeing 7377H4

Difficulty date
September 17, 2021
Submitted
October 25, 2021
Operation
Air carrier
Aircraft
N448WN
Make and model
Boeing 7377H4
Aircraft serial
33721
Aircraft time
58,879 hours, 34,833 cycles
Part
Scuff Plate
Condition
Cracked
Location
Fuselage
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

CRACK FWD CORNER SCUFF PLATE AT AFT CARGO COMPARTMENT. FOUND CRACK MEASURE IS L= 0.6365 INCH. WELDED THE FWD CORNER SCUFF PLATE OF AFT CARGO COMPARTMENT IAW SRM 53-60-15-2R-1, REPAIR 1, PARAGRAPH 4.B.STEP 4, AND BAC 5975 . PENETRANT INSPECTION WAS PERFORMED ON WELD AREA, CRACK INDICATION NOT FOUND IAW SOPM 20-20-02. APPLIED CHEMICAL CONVERSION COATING AND PRIMER ON THE FWD CORNER SCUFF PLATE IAW SRM 53-60-15-2R-1, REPAIR 1, PARAGRAPH 4. B. STEPS 5, 6, & 7.

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