SDR SWAA2025030591460

Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date: January 30, 2025
Submitted: March 5, 2025
Operation: Air carrier
Aircraft: N278WN
Make and model: Boeing 7377H4
Aircraft serial: 36441
Aircraft time: 58,438 hours, 35,196 cycles
System (JASC): 5321 · Fuselage Floor Panel
Part: Floor Panel
Condition: Cracked
Location: Zone 200
Stage of operation: IN
How discovered: V
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 INNER CHORD LOCATED BS303.9 LBL55 AT FWD GALLEY AREA 2025-94180<[01] REPLACED INNER CHORD LOCATED AT BS 277 TO BS360 LBL55 AT FWD GALLEY AREA IAW B737-700 SRM 51-10-02 ITEM 9; SRM 51-40-02 AND DWG:141A8110 SHEET: 9 REV:A. SEE INDIVIDUAL SIGN OFF BELOW;[02] REPLACED INNER CHORD LOCATED AT BS 277 TO BS360 LBL55 AT FWD GALLEY AREA IAW B737-700 SRM 51-10-02 ITEM 9; SRM 51-40-02 AND DWG:141A8110 SHEET: 9 REV:A. SEE INDIVIDUAL SIGN OFF BELOW.JOB COMPLETE AS RII.

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