Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
March 28, 2021
Submitted
May 3, 2021
Operation
Air carrier
Aircraft
N435WN
Make and model
Boeing 7377H4
Aircraft serial
32455
Aircraft time
60,695 hours, 36,047 cycles
Part
Floor Support
Condition
Corroded
Location
Bs 275-345
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** FWD CABIN WET AREA FLOOR STRUCTURE FROM STA # 275 TO STA # 345 FROM RBL-50 TO RBL-60 WITH SPOTS OF CORROSION. DOT # 208-03 WL 208; P/N 141A8315-4 / REPLACED INNER CHORD @ FWD CABIN WET AREA FLOOR STRUCTURE FROM STA 275 TO STA 345 FROM RBL 50 TO RBL 60 AS PER B737-700 SRM 51-40-02-0G-0. AND DWG 141A8315-4.

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