Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
August 7, 2023
Submitted
September 6, 2023
Operation
Air carrier
Aircraft
N225WN
Make and model
Boeing 7377H4
Aircraft serial
34333
Aircraft time
59,226 hours, 35,397 cycles
Part
Intercostal
Part number
UNKNOWN
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 WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED STA344 TO STA360 AND BL0 WL208.1 FWD GALLEY AND LAV 2023-490514<[01] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED STA344 TO STA360 AND BL0 WL208.1 FWD GALLEY AND LAV IAW B737-700 SRM-51-40-02 AND DWG-141A5400 REV: - SEE INDIVIDUAL SIGN-OFF BELOW;[02] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED STA344 TO STA360 AND BL0 WL208.1 FWD GALLEY AND LAV IAW B737-700 SRM-51-40-02 AND DWG-141A5400 REV: - SEE INDIVIDUAL SIGN-OFF BELOW RII CERTIFIED

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