Service difficulty report · Support · Boeing 7377H4

Difficulty date
September 13, 2021
Submitted
October 4, 2021
Operation
Air carrier
Aircraft
N967WN
Make and model
Boeing 7377H4
Aircraft serial
36967
Aircraft time
33,104 hours, 20,101 cycles
Part
Support
Condition
Corroded
Location
Fuselage
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 SHIELD SUPPORT AT B.S. 847+18; R.B.L. 22; W.L. 154. ; / [01] REMOVED ON ACB AFT SHIELD SUPPORT AT BS 847 - BS 867 RBL 22 WL 154 IAW SRM 51-40-02. PART HAS NO ALLOWABLE DAMAGE LIMITS ON SRM; REPAIR BY REPLACEMENT PER SRM 51-10-02-0G-0; PARAGRAPH 9.C.; [02] REMOVED ON ACB AFT SHIELD SUPPORT AT BS 847 - BS 867 RBL 22 WL 154 IAW SRM 51-40-02; [03] LOCATED AND DRILLED NEW SHIELD SUPPORT P/N:146A8127Y10 LOT: 1463083-1 AT BS 847+18 RBL 22 WL 154 IAW SRM 51-40-05; [04] NO ALLOWABLE DAMAGE LIMITS FOUND IN SRM ; REPAIR BY REPLACEMENT PER SRM 51-10-02-0G-0; PARAGRAPH 9.C. LOCATED AND DRILLED NEW SHIELD SUPPORT P/N:146A8127Y10 LOT: 1463083-1 AT BS 847+18 RBL 22 WL 154 IAW SRM 51-40-05; [05] VERIFIED CORRECTIVE ACTION ITEM 3 & 4.; [06] OK TO INSTALL; [07] OK TO INSTALL GIVEN.; [08] INSTALLED A NEW AFT CARGO BAY SHIELD SUPPORT AT BS 847+18 BBL 22 WL 154 IAW SRM 51-40-02-0G-0 AND DWG 146A0081; [09] INSPECTION COMPLETE; [10] INSPECTION COMPLETE; [11] UPDATED MEASUREMENTS

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