Service difficulty report · Support · Boeing 7377H4

Difficulty date
April 21, 2022
Submitted
May 9, 2022
Operation
Air carrier
Aircraft
N927WN
Make and model
Boeing 7377H4
Aircraft serial
36889
Aircraft time
45,530 hours, 27,478 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 AFT CARGO BAY AFT LOWER BULKHEAD SUPPORT AT BS 947 LBL 9-RBL 21. / [01] ENTERED MEASUREMENTS;[02] SRM 53-00-53-1A-2 ALLOWABLE DAMAGE 2 <BR>IS APPLICABLE FOR THIS AIRCRAFT AND EVALUATION.<BR>NO ALLOWABLE DAMAGE FOR THIS PART GIVEN IN SRM.<BR>REPAIR BY REPLACEMENT IAW SRM 51-10-02-0G-0.;[03] RECEIVED NEW BULKHEAD SUPPORT FROM STORES REF PO 865678.<BR>LOCATED AND DRILLED NEW PART IAW SRM 51-40-05-0G-0 AND DWG 149A8117 REV: -.<BR>OK TO INSTALL.;[04] EDIT TO ITEM 3. DAMAGED PART WAS REMOVED IAW SRM 51-40-02.;[05] EDIT TO ITEM 1;[06] VERIFIED CORRECTIVE ACTION #1; 2 ;3;[07] INSTALLED NEW BULHEAD SUPPORT FROM AT BS 947 LBL9 RBL21 ITEM 149A8118U29 LOT1489462-1 PO #865678/1 IAW SRM 51-40-02 AND DWG 149A8117;[08] VERIFIED CORRECTIVE ACTION 4;5; AND 7.

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