Service difficulty report · Support · Boeing 7377H4

Difficulty date
July 9, 2020
Submitted
August 16, 2021
Operation
Air carrier
Aircraft
N488WN
Make and model
Boeing 7377H4
Aircraft serial
33853
Aircraft time
54,363 hours, 32,167 cycles
Part
Support
Condition
Corroded
Location
Aft 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 FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS727 - BS767 RBL21 WL157. / REMOVED CORRODED FLOOR TO SIDEWALL SUPPORT AT BS 727-767 RBL21 AND REPLACED WITH NEW IAW SRM 51-40-02-0G-0; DWG 146A7500 REV-. DWG 146A7502 REV-; SRM 53-00-53-1A-2; AMM 51-21-41-370-802; AMM 51-21-72-370-804; SRM 51-40-10-2R-0; SRM 51-70-05; SRM 51-40-08 92951U 07/16/20

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