Service difficulty report · Web · Boeing 7377H4

Difficulty date
January 15, 2023
Submitted
January 24, 2023
Operation
Air carrier
Aircraft
N223WN
Make and model
Boeing 7377H4
Aircraft serial
32492
Aircraft time
57,739 hours, 34,455 cycles
Part
Web
Condition
Cracked
Location
Bs 663
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

1 EA CRACK FOUND IN 663 WEB AT (WL 167) BS 663 LBL 44'<[01] EVALUATED 6' CRACK IN L/H 663 VAPOR BARRIER AT LBL 44. AND FOUND TO BE REPAIRABLE. IAW B737-700 SRM 57-10-10-2R-2 PAR 1& NOTE. CLEAN AND PREP. IAW B737-700 SRM 51-70-04-2R-10 PAR 4 A-C. VERIFIED MATERIALS. IAW B737-700 SRM 51-70-04-2R-0 TABLE 203. BMS 9-3 (A150508); BMS 8-301(A148401). NEED OK TO BOND.;[02] WORK BEING ACCOMPLISHED ON W.O.#TTG8QOOH9FTB;[03] VERIFIED STEP TO FOR THE REPAIR;[04] W.O # IN ACTION 2 SHOULD BE TTG8Q00H9FTB;[05] VERIFIED ITEM 3 OF STEPS 1; 3; 5;6 AND 7;[06] AUDIT CW

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