Service difficulty report · Shield · Boeing 7378H4

Difficulty date
May 18, 2023
Submitted
June 16, 2023
Operation
Air carrier
Aircraft
N8535S
Make and model
Boeing 7378H4
Aircraft serial
63596
Aircraft time
19,603 hours, 9,695 cycles
Part
Shield
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

CORROSION AFT CARGO BAY SHIELD FWD OF CARGO DOOR AROUND MULTIPLE NUT PLATE HOLES BS767+3 TO BS794 RBL22 WL156<[01] CORROSION ON SHIELD WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM.;[02] VERIFIED CORRECTIVE ACTION 1- OUT OF LIMITS.;[03] REMOVED AFT CARGO BAY SHIELD BS 767- BS 794 RBL 22; WL 156 PER SRM 51-40-02-0G-0.;[04] LOCATED; DRILLED; DEBURRED NEW SHIELD PER SRM 51-40-05-0G-0; DWG 146A0081. OK TO INSTALL.;[05] VERIFIED CORRECTIVE ACTIONS STEP 4; OK TO INSTALL GIVEN.;[06] VERIFIED MEASUREMENTS TABLE.;[07] BEGAN INSTALLING SHIELD PER SRM 51-40-02-0G-0; DWG 146A0081.;[08] COMPLETED INSTALLATION OF SHIELD BS 767 -BS 794 RBL 22 WL 156 PER SRM 51-40-02-0G-0; DWG 146A0081.;[09] UPDATED PART USAGE.;[10] VERIFIED CORRECTIVE ACTIONS STEP 8.

More about the Boeing 737-8H4