Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
February 16, 2023
Submitted
March 17, 2023
Operation
Air carrier
Aircraft
N278WN
Make and model
Boeing 7377H4
Aircraft serial
36441
Aircraft time
52,434 hours, 31,459 cycles
Part
Intercostal
Condition
Cracked
Location
Zn 200 Fus Top
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

CRACK ON WEB-INTERCOSTAL BTW BS 328 TO BS 344 LBL 46 WL 208 FWD GALLEY AREA 2023-127561<[01] REPLACED NEW WEB-INTERCOSTAL BTW BS 328 TO BS 344 LBL 46 WL 208 FWD GALLEY AREA IAW B737-700 SRM 51-40-02 AND DWG 141A5400 SHEET:44 REV:- SEE INDIVIDUAL SIGN-OFF BELOW;[02] CERTIFIED STEP 1 COMPLETED <BR>ITEM RII

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