Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
October 3, 2017
Submitted
February 2, 2022
Operation
Air carrier
Aircraft
N239WN
Make and model
Boeing 7377H4
Aircraft serial
34714
Aircraft time
40,410 hours, 23,765 cycles
Part
Floorbeam
Condition
Corroded
Location
Main Cabin
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

PASSNEGER CABIN FLOOR SUPPORT BEAM; STA 986.5;RBL 36 TO 44; HAS MULTIPLE AREAS OF CORROSION ON UPPER AND LWR SIDE OF CAP; ON FWD SIDE OF BEAM / ACCOMPLISHED STA. 986.5 UPPER FLOOR BEAM CAP CORROSION BLENDOUT EXTENDED ALLOWABLE LIMIST IAW EA #1-A53-8241 REV-2

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