Service difficulty report · Bulkhead Web · Boeing 7377H4

Difficulty date
June 23, 2022
Submitted
August 11, 2022
Operation
Air carrier
Aircraft
N951WN
Make and model
Boeing 7377H4
Aircraft serial
36665
Aircraft time
39,132 hours, 23,683 cycles
Part
Bulkhead Web
Part number
149A811828
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 BULKHEAD SUPPORT AT RBL 22 BS 947. / [01] NO ALLOWABLE DAMAGE FOUNDED; REPLACED PART FOR REPAIR IAW SRM 51-10-02;[02] LOCATED AND DRILLED NEW SHIELD P/N143A8126-31 PO#869254/1 IAW SRM 51-40-02 AND SRM 51-40-05;[03] DISREGARD CORRECTIVE ACTION 1 UPDATE ON INCORRECT FAULT; NO ALLOWABLE DAMAGE FOUND ON SRM REPLACE PART FOR REPAIR IAW SRM 51-10-02;[04] DISREGARD CORRECTIVE ACTION 2 UPDATE ON INCORRECT FAULT; REMOVED BULKHEAD SUPPORT P/N 149A8118-28 IAW SRM 51-40-02;[05] REMOVED CENTER BULKHEAD SUPPORT P/N 149A8118-29 FOR ACCESS IAW SRM 51-40-02;[06] LOCATED AND DRILLED NEW BULKHEAD SUPPORT P/N 149A8118-28 PO#839935/1 IAW SRM 51-40-02; SRM 51-40-05 AND BOEING DWG 149A8118REV:B;[07] VERIFIED CORRECTIVE ACTION #6;[08] OK TO INSTALL NEW BULKHEAD SUPPORT P/N 149A8118-28 AND CENTER BULKHEAD SUPPORT P/N 149A8118-29;[09] OKAY TO INSTALL NEW BULKHEAD SUPPORT P/N 149A8118-28 AND CENTER BULKHEAD SUPPORT P/N 149A8118-29 GIVEN.;[10] INSTALLED NEW BULKHEAD SUPPORT P/N 149A8118-28 AND CENTER BULKHEAD SUPPORT P/N 149A8118-29 IAW BOEING DWG 149A8117; 149A8110 AND SRM 51-40-02;[11] UPDATED MEASUREMENTS;[12] VERIFIED CORRECTIVE ACTION ITEM 10. REPAIR COMPLETE.<BR>VERIFIED MEASUREMENT TABLE COMPLETE.

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