Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
May 30, 2022
Submitted
July 11, 2022
Operation
Air carrier
Aircraft
N481WN
Make and model
Boeing 7377H4
Aircraft serial
29853
Aircraft time
60,481 hours, 35,778 cycles
Part
Intercostal
Condition
Cracked
Location
Fuselage
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 BETWEEN BS 312 AND BS 328 LBL 46 WL208.1 FWD GALLEY AND LAV 2022-268016 / [01] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS 312 AND BS 328 LBL 46 WL208.1 FWD GALLEY AND LAV IAW B737-700 SRM 51-10-02 ITEM 9 AND SRM 51-40-02 AND DWG 141A5400 SHEET 26 REV- .SEE INDIVIDUAL SIGN OFFS BELOW;[02] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS 312 AND BS 328 LBL 46 WL208.1 FWD GALLEY AND LAV IAW B737-700 SRM 51-10-02 ITEM 9 AND SRM 51-40-02 AND DWG 141A5400 SHEET 26 REV- . ITEM RII. SEE INDIVIDUAL SIGNS-OFF BELOW.

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