SDR SWAA2021060801616

Service difficulty report · Shield · Boeing 7378H4

Difficulty date: July 19, 2020
Submitted: June 8, 2021
Operation: Air carrier
Aircraft: N8645A
Make and model: Boeing 7378H4
Aircraft serial: 36907
Aircraft time: 20,917 hours, 9,167 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Shield
Condition: Corroded
Location: Fwd Cargo
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

FORWARD CARGO COMPARTMENT; FLOOR SHIELD; BS492 - BS494; WL156; RBL24; CORRODED / REMOVED CORROSION FROM FWD CARGO AFT SHEILD STA 492 TO 494 RBL 24 IAW B737 SRM 51-10-02-0G-0. VERIFIED W/ 10X GLASS. FOUND IN LIMITS IAW B737 SRM 53-00-53-1A-2. ORIG .032' REMAIN .030' LOSS .002' LESS THAN 10% REMOVED. RESTORED PROTECTIVE COATINGS IAW B737 AMM 51-21-41-370-803; 51-21-72-370-804 & 51-21-73-370-804 TOOL 36646 DUE 05OCT20

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