Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
June 10, 2021
Submitted
June 28, 2021
Operation
Air carrier
Aircraft
N298WN
Make and model
Boeing 7377H4
Aircraft serial
32543
Aircraft time
45,656 hours, 26,955 cycles
Part
Support Angle
Condition
Corroded
Location
Bs 807 S26r
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

** CORROSION AFT CARGO COMPONENT BILGE FLOOR SUPPORT ANGLE AT S-26R STA 807 ; / [01] REMOVED CORROSION AT AFT CARGO COMPONENT BILGE FLOOR SUPPORT ANGLE AT S-26R STA 807 IN REF B737 SRM 51-10-02-0G-0; [02] REMOVED NUT PLATE 2EA FOR ACCESS IN REF B 737 SRM 51-40-02-0G-0; [03] CERTIFIED CORROSION REMOVAL; [04] CERTIFIED REMOVED NUT PLATES; [05] VERIFIED CORROSION REMOVAL (STEP 3) AND NUT PLATE REMOVAL (STEP 4); [06] PERFORMED UT THICKNESS INSP ON AFT CARGO REWORKED AREA IAW B737 NDT P4 51-00-00 PROC.3 ; MIN THICKNESS NOTED 0.049'<BR>TOOL USED : OLYMPUS 27MG BC:172139; [07] MEASURED REWORKED AREA ORIGINAL .MAT .070;MAT.REMAINING.049;MAT.LOSS.021 FOUND OUT OF LIMITS REF B727-700 SRM 53-00-53-1A-2; [08] VERIFIED STEP 7; [09] CUT AND REMOVED DAMAGE CARGO TRACK SECTION AT AFT CARGO COMP. S-26R FROM STA 747+7' TO STA 887 PER REF B737-700 SRM 53-00-53-2R-3 REPAIR 3.

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