Service difficulty report · Shield · Boeing 7377H4

Difficulty date
January 25, 2023
Submitted
March 6, 2023
Operation
Air carrier
Aircraft
N955WN
Make and model
Boeing 7377H4
Aircraft serial
36671
Aircraft time
38,739 hours, 23,607 cycles
Part
Shield
Condition
Corroded
Location
Zn 100 Fus Lower
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 AFT CARGO BAY DOOR CUT-OUT AFT SHIELD FROM STA 847+5 TO STA 867; RBL 20 TO 23; WL 162.<[01] UPDATED MEASUREMENTS TABLE;[02] NOT FOUND ALLOWABLE DAMAGE ON THE SRM REPAIR BY REPLACEMENT IAW SRM 51-10-02-0G-0 PARAG 9;[03] VERIFIED STEP 1 AND 2;[04] LOCATED AND DRILLED NEW SHIELD PO# 894227 IAW SRM 51-40-05-0G-0 AND SRM 51-40-08-0G-01;[05] VERIFIED STEP 4.;[06] RII VERIFIED STEP 4.;[07] EDITED MEASUREMENT TABLE

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