Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
April 25, 2022
Submitted
May 25, 2022
Operation
Air carrier
Aircraft
N473WN
Make and model
Boeing 7377H4
Aircraft serial
33832
Aircraft time
60,134 hours, 35,574 cycles
Part
Intercostal
Part number
141A5410U12
Condition
Cracked
Location
Fwd Galley
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 BS312 TO BS328 AT RBL30 FWD GALLEY AND LAV 2022-207226 / [01] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS312 TO BS328 AT RBL30 FWD GALLEY AND LAV IAW B737-700 SRM 51-10-02 ITEM 9 SRM 51-40-02 AND DWG 141A5400 REV:-;[02] CORRECTIVE STEP 1<BR>REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS312 TO BS328 AT RBL30 FWD GALLEY AND LAV IAW B737-700 SRM 51-10-02 ITEM 9 SRM 51-40-02 AND DWG 141A5400 REV:-. SEE INDIVIDUAL SIGNSOFF BELOW.;[03] TASK COMPLETED; RII <BR><BR>SEE INDIVIDUAL SIGN OFFS BELOW

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