Service difficulty report · Support · Boeing 7377H4

Difficulty date
September 13, 2023
Submitted
October 6, 2023
Operation
Air carrier
Aircraft
N906WN
Make and model
Boeing 7377H4
Aircraft serial
36887
Aircraft time
51,081 hours, 29,796 cycles
Part
Support
Part number
UNKNOWN
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

AFT CARGO BAY AFT BULKHEAD SUPPORT HAS CORROSION AT BS 947; RBL 22; WL 178<[01] THIS STRUCTURAL ITEM DO NOT HAVE ENTRIES FOR ALLOWABLE DAMAGE WILL BE REPAIRED BY REPLACEMENT IAW SRM 51-10-02 PARA 9.;[02] REMOVED AND INSTALLED NEW AFT CARGO BAY AFT BULKHEAD SUPPORT IAW SRM 51-40-02 AND DWG 149A8118 REV. A;[03] VERIFIED CORRECTIVE ACTION COMPLETE. VERIFIED MEASUREMENT TABLE COMPLETE.

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