Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
April 25, 2022
Submitted
May 26, 2022
Operation
Air carrier
Aircraft
N473WN
Make and model
Boeing 7377H4
Aircraft serial
33832
Aircraft time
60,134 hours, 35,574 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 BS294.5 TO BS312 AT RBL15 FWD GALLEY AND LAV 2022-207227 / [01] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS294.5 TO BS312 AT RBL15 FWD GALLEY IAW B737-700 SRM 51-10-02 AND B737-700 SRM 51-40-02 AND DRAWING DRAWING 141A5400 REV A AND DRAWING 141A5410 REV A;[02] CORRECTED STEP <BR>REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS294.5 TO BS312 AT RBL15 FWD GALLEY IAW B737-700 SRM 51-10-02 AND B737-700 SRM 51-40-02 AND DRAWING DRAWING 141A5400 REV A AND DRAWING 141A5410 REV A .SEE INDIVIDUAL SIGN OFF BELOW;[03] CERTIFIED RII WORK PERFORMED. <BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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