Service difficulty report · Shield · Boeing 7377K9

Difficulty date
August 25, 2022
Submitted
September 21, 2022
Operation
Air carrier
Aircraft
N7878A
Make and model
Boeing 7377K9
Aircraft serial
34320
Aircraft time
52,141 hours, 25,914 cycles
Part
Shield
Part number
149A811827
Condition
Corroded
Location
Aft Cargo Bay
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 AFT R/H LOWER BULKHEAD SUPPORT AT RBL 21 BS 947. / [01] REMOVED ON AFT CARGO BAY ; R/H LOWER BULKHEAD SUPPORT (BRACKET) LOCATED BETWEEN RBL. 21 BS. 947. IAW SRM 51-40-02. PART NO HAVE ENTRIES IN SRM BY ALLOWABLE DAMAGE WILL BE REPAIR BY REPLACEMENT IAW SRM 51-10-02-0G-0 PARG 9.C.;[02] VERIFIED CORRECTIVE ACTION ITEM 1.;[03] RECEIVED BRACKET P/N 149A8118-27 LOT. 1486129-1. LOCATED AND DRILLED BRACKET BTW. ON AFT CARGO BAY AFT R/H LOWER BULKHEAD SUPPORT AT RBL 21 - RBL.60 BS 947. IAW SRM 51-40-05-0G-0; DWG# 149A8117;REV:C DWG#149A8110. OK TO INSTALL.;[04] VERIFIED CORRECTIVE ACTION ITEM 3. OKAY TO INSTALL BRACKET.;[05] INSTALLED BRACKET ON AFT CARGO BAY AFT R/H LOWER BULKHEAD SUPPORT AT RBL 21 - RBL.60 BS 947. IAW SRM 51-40-02-0G-0; DWG# 149A8117;REV:C DWG#149A8110.;[06] VERIFIED CORRECTIVE ACTION #5.<BR>VERIFIED MEASUREMENTS.

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