Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
August 7, 2025
Submitted
September 8, 2025
Operation
Air carrier
Aircraft
N906WN
Make and model
Boeing 7377H4
Aircraft serial
36887
Aircraft time
57,218 hours, 33,367 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 BS 986 FLOORBEAM PREVIOUS REPAIR -1 STRAP AT NUTPLATE HOLE, LBL 43. REPAIRED THE FLOORBEAM IAW SRM 53-70-51-2R-6, REPAIR 6.

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