Service difficulty report · Shield · Boeing 73779P

Difficulty date
September 7, 2019
Submitted
March 18, 2022
Operation
Air carrier
Aircraft
N7826B
Make and model
Boeing 73779P
Aircraft serial
30035
Aircraft time
46,816 hours, 31,681 cycles
Part
Shield
Condition
Corroded
Location
Fwd 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

FWD CARGO COMPARTMENT CORROSION ON AFT SHIELD BETWEEN STA 500/500A RBL 25 WL 156 / REMOVED CORROSION ON AFT SHIELD BETWEEN BS 500-500A FWD CARGO RBL 25 WL156 ORIGINAL THICKNESS .020' MATERIAL REMOVED .006'; MATERIAL REMAINING .014'; MATERIAL FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 FABRICATED & REPLACE AFT SHIELD BS 500-500A IAW DWG#143A8126 INSTALLED FABRICATED SHIELD IAW SRM 51-40-02-0G-0 APPLIED CIC IAW AMM 51-21-91

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