Service difficulty report · Support · Boeing 7377H4

Difficulty date
July 9, 2020
Submitted
August 7, 2020
Operation
Air carrier
Aircraft
N720WN
Make and model
Boeing 7377H4
Aircraft serial
27854
Aircraft time
74,929 hours, 44,674 cycles
Part
Support
Condition
Corroded
Location
Fwd Cargo
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 ON FORWARD CARGO BAY FLOOR TO SIDEWALL SUPPORT AT BS 400 - 500D, LBL 23, WL 154. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT IAW SRM 51-40-02, DWG 143A7500, AND SRM 53-00-53-2R-6.

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