Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
August 11, 2020
Submitted
August 31, 2020
Operation
Air carrier
Aircraft
N259WN
Make and model
Boeing 7377H4
Aircraft serial
35554
Aircraft time
48,041 hours, 28,678 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 259
Stage of operation
IN
How discovered
9
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 LATERAL BEAM AFT CHORD UPPER SURFACE LBL 7- RBL 11; WL 208; BS 259 / DAMAGE REPAIRED PER ER 20-153-01551 REV IR (ATS ER 20-03095 REV IR).

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