Service difficulty report · Web · Boeing 7377H4

Difficulty date
September 12, 2019
Submitted
March 29, 2022
Operation
Air carrier
Aircraft
N410WN
Make and model
Boeing 7377H4
Aircraft serial
27897
Aircraft time
62,002 hours, 36,359 cycles
Part
Web
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 SUB THRESHOLD WEB BS 445 TO BS 490 RBL 29 WL 156 / REMOVED AND REPLACED FWD CARGO BAY SUB THRESHOLD WEB BS440-492.4 RBL22-29 WL156 IAW SRM 51-40-02-0G-0 SRM 51-40-05-0G-0 BOEING DWG 143A8330 AMM 51-21-91-620-802 13656R 29SEP19

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