Service difficulty report · Shield · Boeing 7378H4

Difficulty date
May 19, 2022
Submitted
June 10, 2022
Operation
Air carrier
Aircraft
N8630B
Make and model
Boeing 7378H4
Aircraft serial
42521
Aircraft time
27,694 hours, 12,732 cycles
Part
Shield
Part number
146A8127Y10
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

AFT CARGO BAY SHIELD HAS CORROSION BS 847+10 RBL 23 WL 164 / [01] EVALUATED CORROSION ON SHIELD BS 847+10 RBL 23 WL 164; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0;[02] VERIFIED CORRECTIVE ACTION ENTRY 1. OUT OF LIMITS.;[03] REMOVED ACB AFT SHIELD BS847 TO BS867; RBL 23; WL 164. PER SRM 51-40-02-0G-0.;[04] BEGAN LOCATING AND DRILLING NEW ACB AFT SHIELD BS847 TO BS867; RBL 23; WL 164. PER DWG 146A0081 AND SRM 51-40-05-0G-0.;[05] LOCATED AND DRILLED NEW ACB AFT SHIELD BS847 TO BS867; RBL 23; WL 164. PER DWG 146A0081 AND SRM 51-40-05-0G-0. OK TO INSTALL.;[06] VERIFIED CORRECTIVE ACTIONS STEP 5; OK TO INSTALL GIVEN.;[07] INSTALLED NEW ACB AFT SHIELD BS847 TO BS867; RBL 23; WL 164. PER DWG 146A0081 AND SRM 51-40-02-0G-0.;[08] VERIFIED CORRECTIVE ACTIONS STEP 7.

More about the Boeing 737-8H4