Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
May 13, 2024
Submitted
June 14, 2024
Operation
Air carrier
Aircraft
N258WN
Make and model
Boeing 7377H4
Aircraft serial
32516
Aircraft time
58,407 hours, 35,020 cycles
Part
Floor Support
Part number
UNKNOWN
Condition
Corroded
Location
Bs 294-312 Bl 0
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 FOUND ON INTERCOASTAL FLOOR BEAM BETWEEN BS 294-312; BL 0; WL 208 UPDATE-CORROSION FOUND ON INTERCOASTAL FLOOR BEAM BETWEEN 294-312 LBL 11 WL 208.<[01] REMOVED AND REPLACED NEW INTERCOSTAL FROM BS294-BS312; LBL11 PER SRM 51-40-02 AND PER DWG#141A5600;[02] REMOVED AND REPLACED NEW INTERCOSTAL FROM BS294-BS312; LBL11 PER SRM 51-40-02 AND PER DWG#141A5600 REV N;[03] VERIFIED CORRECTIVE ACTION 2.

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