Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
October 15, 2025
Submitted
November 12, 2025
Operation
Air carrier
Aircraft
N908WN
Make and model
Boeing 7377H4
Aircraft serial
36620
Aircraft time
57,715 hours, 34,816 cycles
Part
Floorbeam
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

MAIN CABIN - FLOOR STRUCTURE SUPPORT HAS A CRACK AT BS 540; BL 0 TO LBL 24.75. REPLACED BREAK PANEL SUPPORT AND FASTENERS ON FLOOR STRUCTURE STA 540 BL 0 TO LBL 24.75 AT MAIN CABIN I.A.W B737-700 SRM 51-10-02 Ï¿½TEM 9 AND DWG 143A0060 SHEET 46 REV-.

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