Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
September 11, 2025
Submitted
October 16, 2025
Operation
Air carrier
Aircraft
N8619F
Make and model
Boeing 7378H4
Aircraft serial
33939
Aircraft time
40,353 hours, 19,330 cycles
Part
Floor Support
Condition
Corroded
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

CORROSION INTERCOSTAL FLOOR STRUCTURE LOCATED BTW STA 947 TO STA 967 RBL 50 WL 208.1 AT AFT GALLEY AREA. REPLACED NEW INTERCOSTAL FLOOR STRUCTURE AND FASTENERS LOCATED BTW STA 947 TO STA 967 RBL 50 WL 208.1 AT AFT GALLEY AREA. IAW SRM 51-40-02 SRM 51-10-02 ITEM 9 AND DWG:147A5650; SHEET 71; REV A.

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