Service difficulty report · Shield · Boeing 737

Difficulty date
August 18, 2021
Submitted
April 29, 2022
Operation
Air carrier
Aircraft
N208WN
Make and model
Boeing 737
Aircraft serial
29856
Aircraft time
52,294 hours, 30,932 cycles
Part
Shield
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

SUPPLEMENTAL INFORMATION: CORROSION ON AFT SHIELD AT AFT CARGO BAY BS847 - BS867 RBL21 WL164. ; / [01] REMOVED CORROSION ON AFT SHIELD AT ACB BS 847 - BS 867 RBL 21 WL 164 IAW SRM 51-10-02-0G-0 AREA 20' X 1' X 0.010'. FOUND TOBE OUT OF LIMITS DUE TO NO ALLOWABLE DAMAGE IN SRM; IT'LL BE REAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 STEP 9.C; [02] VERIFIED CORRECTIVE ACTION 1.; [03] REMOVED AFT SHIELD AT ACB BS 847 - BS 867 RBL21 WL 164 IAW SRM 51-40-02-0G-0; [04] RECEIVED SHIELD P/N146A8127-10; LOCATED AND DRILLED AFT SHIELD AT ACB BS 847 - BS 867 RBL21 WL 164 IAW SRM 51-40-05-0G-0; DWG# 146A0081.; [05] VERIFIED RECEIVED NEW SHIELD; LOCATION AND DRILL HOLES PER DWG 146A0081 AND SRM 51-40-05-0G-0.; [06] OK TO INSTALL ACB AFT SHIELD BS 847-867; [07] OK TO INSTALL GIVEN; [08] INSTALLED NEW AFT SHIELD AT ACB BS 847 - BS 867 RBL21 WL 164 IAW SRM 51-40-02-0G-0; DWG# 146A0081; ID:21; REV:A.; [09] VERIFIED INSTALLATION OF THE AFT CARGO BAY SHIELD PER SRM 51-40-02-0G-0; DWG# 146A0081; ID:21; REV:A.; [10] WORKSCOPE COMPLETE