Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
December 16, 2025
Submitted
January 14, 2026
Operation
Air carrier
Aircraft
N919WN
Make and model
Boeing 7377H4
Aircraft serial
36625
Aircraft time
56,768 hours, 34,183 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

CRACKED FLOOR SUPPORT, FWD CABIN BS 391, RBL 41, WL 208. REMOVED DAMAGED FLOOR SUPPORT AND INSTALLED A NEW FLOOR SUPPORT IAW SRM 51-40-02, AND DWG 143A5400 REV-.

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