Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
April 29, 2023
Submitted
June 1, 2023
Operation
Air carrier
Aircraft
N226WN
Make and model
Boeing 7377H4
Aircraft serial
32494
Aircraft time
58,497 hours, 35,066 cycles
Part
Floor Support
Condition
Cracked
Location
Zn 100 Fus Lower
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 BS277 TO BS294.5 AND RBL31 FWD GALLEY AND LAV 2023-295265<[01] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS277 TO BS294.5 AND RBL31 FWD GALLEY AREA AND FASTENERS IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG 141A5400 REV-. SEE INDIVIDUAL SIGN OFF BELOW.;[02] CERTIFIED STEP 1 COMPLETE RII <BR>REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BETWEEN BS277 TO BS294.5 AND RBL31 FWD GALLEY AREA AND FASTENERS IAW B737-700 SRM 51-10-02 ITEM 9 AND DWG 141A5400 REV-. SEE INDIVIDUAL SIGN OFF BELOW.

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