Service difficulty report · Floorbeam · Boeing 7377BD

Difficulty date
August 16, 2025
Submitted
September 22, 2025
Operation
Air carrier
Aircraft
N7751A
Make and model
Boeing 7377BD
Aircraft serial
36717
Aircraft time
55,390 hours, 29,072 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

CORROSION ON EXISTING REPAIR FLOORBEAM LOCATE BS986.5, LBL 44, WL 208 IN AFT GALLEY AREA. REPLACED FILLER ON EXISTING FLOORBEAM REPAIR IAW SRM 53-70-51-2R-6, REPAIR 6, ALTERNATIVE 4, FIGURE 205, SHEET 1.

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