Service difficulty report · Support Plate · Boeing 7377BD

Difficulty date
November 19, 2025
Submitted
December 30, 2025
Operation
Air carrier
Aircraft
N7743B
Make and model
Boeing 7377BD
Aircraft serial
36718
Aircraft time
55,721 hours, 29,446 cycles
Part
Support Plate
Condition
Corroded
Location
Zone 100
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 AFT CARGO BAY LT FLOOR TO SIDEWALL SUPPORT PLATE HAD MULTIPLE AREAS AROUND NUT PLATE HOLES, BS 727B - 767, LBL 22, WL 156. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT PLATE IAW SRM 51-40-02, DWG 146A7500, REV-.

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