Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
September 25, 2025
Submitted
October 31, 2025
Operation
Air carrier
Aircraft
N907WN
Make and model
Boeing 7377H4
Aircraft serial
36619
Aircraft time
57,081 hours, 33,302 cycles
Part
Floor Support
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 WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS 344 TO BS 360 AND LBL 12 FWD GALLEY AND LAV. REPLACED THE FLOOR SUPPORT IAW SRM 51-10-02-0G-0 ITEM 9; SRM 51-40-02-0G-0 AND DWG: 141A5400 SHEET: 46 REV A.

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