Service difficulty report · Support · Boeing 7377H4

Difficulty date
September 14, 2020
Submitted
August 16, 2021
Operation
Air carrier
Aircraft
N499WN
Make and model
Boeing 7377H4
Aircraft serial
32481
Aircraft time
54,217 hours, 32,098 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 B.S. 500A-500D; R.B.L. 21; W.L. 154. / REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT AT B/S 500A-500D RBL21 WL154 IAW SRM 51-40-02; SRM 51-10-02 PARAGRAPH 9 AND DWG 143A7500 REV: AND DWG 143A7505 REV:D 59900U 16SEP20

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