Service difficulty report · None · Boeing 7377H4

Difficulty date
September 16, 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
None
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 ON SCUFF PLATE REVEAL FWD CORNER AT FWD ENTRY DOOR. EVALUATED SCUFF PLATE. CRACK L=1.0440 INCH. THE CRACK MUST BE REPAIR IAW BOEING 737-700 SRM 53-10-15-2R-2 REPAIR 2. WELDED CRACK LOCATED ON SCUFF PLATE REVEAL FWD CORNER AT FWD ENTRY DOOR IAW SRM 53-10-15-2R-2, REPAIR 2, PARAGRAPH 4.B, STEP (4), FIGURE 203, AND BAC 5975. PERFORMED FLUORESCENT DYE PENETRANT INSPECTION ON SCUFF PLATE WELDED AREA IAW SOPM-20-20-02. CRACK INDICATION NOT FOUND. APPLIED PRIMER ON THE SCUFF PLATE REVEAL FWD CORNER IAW SRM 53-10-15-2R-2 REPAIR 2 PARAGRAPH 4.B.STEPS ( 6 ) ( 7 ) ( 8 ) FIGURE 203.

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