Service difficulty report · Strap · Boeing 7377H4

Difficulty date
May 22, 2020
Submitted
July 22, 2021
Operation
Air carrier
Aircraft
N477WN
Make and model
Boeing 7377H4
Aircraft serial
33988
Aircraft time
55,517 hours, 32,839 cycles
Part
Strap
Condition
Corroded
Location
Bs 710
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 STRAP AT PASSENGER CABIN BS710 RBL64 WL202. MARKED / REMOVED STRAP AT PASSENGER CABIN BS710 RBL64 WL202 PER SRM 51-40-02-0G-0. FABRICATED NEW STRAP FROM BAC1490-2824#7075T62 EXTRUSION LOT #1411581 PER DWG 144A7713. INSTALLED NEW STRAP PER SRM 51-40-02-0G-0 AND DWG 144A7700.

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