Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
April 1, 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 685-727 Lbl55
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

**SPOTS SURFACE CORROSION** MAIN CABIN FLOOR FROM STA APPROX.685 TO STA 727 AND LBL55 MKD DOTS; WL208 / REMOVED AND REPLACED CHORD AT MAIN CABIN FLOOR STA 685 TO STA 727 AND LBL 55 WL 208 AS PER B737-7 SRM 51-40-02-06-0 AND DRAWING F144A5900

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