Service difficulty report · Scuff Plate · Boeing 737

Difficulty date
April 21, 2022
Submitted
May 4, 2022
Operation
Air carrier
Aircraft
N927WN
Make and model
Boeing 737
Aircraft serial
36889
Aircraft time
45,530 hours, 27,478 cycles
Part
Scuff Plate
Condition
Cracked
Location
Fwd 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

FORWARD CARGO BAY AFT SCUFF PLATE IS CRACKED. / [01] WELDED CRACK ON RADIUS OF FCB AFT CORNER SCUFF PLATE USING ER4043 FILLER ROD LOT#1131216 PER SRM 53-30-15-2R-1 PARA 4.B.(2) AND (4)<BR>WELDING MACHINE CAL ID E10583; S/N; KJ256554;[02] WELDED CRACK ON RADIUS OF FCB AFT CORNER SCUFF PLATE USING ER4043 FILLER ROD LOT#1131216 PER SRM 53-30-15-2R-1 PARA 4.B.(2) AND (4)<BR>WELDING MACHINE CAL ID E10583; S/N; KJ256554 ; EXPIRATION DATE OF 12/2022;[03] VERIFIED CORRECTIVE ACTION 2.;[04] PT INSPECTED WELD AREA IAW SOPM 20-20-02. <BR>NO CRACKS NOTED. <BR>EQUIP USED: RADIOMETER ID: ATS2561-1;2;3 CAL DUE: 08/22;[05] SANDED REPAIR AREA PER SRM 53-30-15-2R-1 PARA 4.B.(5);[06] VERIFIED CORRECTIVE ACTION 5; OK TO TREAT AND PRIME.;[07] OK TO INSTALL FCB AFT CORNER SCUFF PLATE;[08] OK TO INSTALL FCB AFT CORNER SCUFF PLATE GIVEN.;[09] FCB AFT CORNER SCUFF PLATE WAS REMOVED PER CUSTOMER CARD NO.TTG8Q002FCBE STEP 2;[10] INSTALLED FCB AFT CORNER SCUFF PLATE IAW AMM 53-11-02-420-801 <BR>TOOLS USED 30 IN/LB SCREW GUN; ID#ATS1731; S/N 1505093;DUE 11/2022;[11] INSPECTED & VERIFIED CORRECTIVE ACTION ITEMS 9 & 10.