Service difficulty report · Shield · Boeing 7378H4

Difficulty date
September 29, 2020
Submitted
June 8, 2021
Operation
Air carrier
Aircraft
N8644C
Make and model
Boeing 7378H4
Aircraft serial
35973
Aircraft time
20,442 hours, 9,111 cycles
Part
Shield
Condition
Corroded
Location
Bs 767-792
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 COMPARTMENT FLOOR STRUCTURE STA 767 TO STA 792; RBL 22 AND WL 155 SHIELD HAS CORROSION. / REMOVED CORROSION FROM AFT CARGO SHIELD AT STA 767-792; RBL 22 IAW SRM 51-10-02-0G-0. VERIFIED LIMITS ORIGINAL THICKNESS .050'; LOSS OF .010'; REMAINING .040' OUT OF LIMITS IAW SRM 53-60-15-1A-1. REMOVED AND REPLACED SHIELD IAW SRM 51-40-02-0G-0 AND BOEING DWG# 146A0081 REV A. P/N 146A8127-12 ATAG WN6470

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