Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
September 29, 2025
Submitted
November 5, 2025
Operation
Air carrier
Aircraft
N8620H
Make and model
Boeing 7378H4
Aircraft serial
42526
Aircraft time
39,975 hours, 19,262 cycles
Part
Floor Support
Condition
Corroded
Location
Zone 200
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 ON FLOOR SUPPORT BTW BS 947.5 - 967, RBL 48, WL 208.1. REPLACED THE FLOOR SUPPORT AND FASTENERS IAW SRM 51-40-02, SRM 51-40-02, ITEM 9, & DWG 147A5650, SHEET 71, REV A.

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