Service difficulty report · Floorbeam · Boeing 7378H4

Difficulty date
August 25, 2026
Submitted
September 29, 2026
Operation
Air carrier
Aircraft
N8643A
Make and model
Boeing 7378H4
Aircraft serial
42524
Aircraft time
39,924 hours, 19,432 cycles
Part
Floorbeam
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

FOUND CORROSION ON FLOORBEAM AT SEVERAL LOCATIONS AT BS 328, RBL 55 TO LBL 14, WL 208. REPAIRED THE FLOORBEAM IAW SRM 53-10-51-2R-7, REPAIR-7.

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