Service difficulty report · Scuff Plate · Boeing 737*

Difficulty date
October 21, 2021
Submitted
November 2, 2021
Operation
Air carrier
Aircraft
N969WN
Make and model
Boeing 737*
Aircraft serial
41777
Aircraft time
32,404 hours, 19,718 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

AFT CARGO BAY AFT CORNER SCUFF PLATE CRACKED ; / [01] WELDED CRACK ON RADIUS OF ACB; AFT CORNER 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 I.D. E10583; S/N; KJ256554 12/2021; [02] VERIFIED CORRECTIVE ACTION ENTRY 1.<BR><BR>OK TO ACCOMPLISH PENETRANT INSPECTION PER SRM 53-60-15-2R-1 4.B.(4); [03] FLUORESCENT DYE PENETRANT INSPECTED REPAIR AREA IN ACCORDANCE WITH SOPM 20-20-02 METHOD C. <BR>VOID NOTED OPEN TO THE SURFACE ON INNER SURFACE OF SCUFF PLATE. (MARKED)<BR><BR>TOOL I.D. ATS2504 (DLM-1000 RADIOMETER)<BR>S.N. 191348; [04] WELDED DEFECT AS NOTED BY NDT ON ACB; AFT CORNER SCUFF PLATE USING ER4043 FILLER ROD LOT # 1131216 PER SRM 53-60-15-2R-1 PARA 4.B.(4). <BR>WELDING MACHINE CAL I.D. E10583; S/N; KJ256554 12/2021;07] SANDED REPAIR WELD AREA SMOOTH PER SRM 53-60-15-2R-1 PARA 4.B.(5); [08] VERIFIED CORRECTIVE ACTION ENTRY 7.<BR><BR>OK TO TREAT AND PRIME; [09] APPLIED TREAT AND PRIMER; AND PARTING AGENT TO THE INNER SURFACE AFT CORNER SCUFF PLATE ACB IAW SRM 53-60-15-2R-1 REPAIR 1 4.B ( [11] INSTALLED ACB AFT CORNER SCUFF PLATE; APPLIED FILLET SEAL AROUND ALL CORNER SCUFF PLATE AND APPLIED FILLET COMPOUND IN THE UPPER CORNER TO THE DOORWAY IAW SRM 53-60-15-2R-1 REPAIR 1; [12] VERIFIED INSTALLATION OF ACB AFT CORNER SCUFF PLATE PER SRM 53-60-15-2R-1 REPAIR 1; [13] TASK CARD COMPLETE.