Service difficulty report · Scuff Plate · Boeing 7377H4

Difficulty date
March 31, 2022
Submitted
April 27, 2022
Operation
Air carrier
Aircraft
N475WN
Make and model
Boeing 7377H4
Aircraft serial
32474
Aircraft time
59,744 hours, 35,276 cycles
Part
Scuff Plate
Condition
Cracked
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 DOOR; FWD SCUFF PLATE IS CRACKED / [01] WELDED 3 CRACKED AREAS ON SCUFF PLATE USING ER4043 FILLER ROD LOT # 1131216 PER SRM 53-60-15-2R-1 PARA 4.B.(2) AND (4)<BR>WELDING MACHINE CAL ID E10583; S/N; KJ256554;[02] VERIFIED CORRECTIVE ACTION 1.;[03] PT INSPECTED WELDS IAW SOPM 20-20-02.<BR>NO CRACKS NOTED <BR>EQUIP USED: RADIOMETER ID: ATS2561-1;2;3;[04] SANDED REPAIR AREAS PER SRM 53-60-15-2R-1 PARA 4.B.(5);[05] VERIFIED CORRECTIVE ACTION 4.

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