Service difficulty report · Structure · Boeing 7378H4

Difficulty date
November 13, 2024
Submitted
December 16, 2024
Operation
Air carrier
Aircraft
N8517F
Make and model
Boeing 7378H4
Aircraft serial
63594
Aircraft time
26,450 hours, 13,157 cycles
Part
Structure
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

(A125-1) AFT CARGO COMPARTMENT; FLOOR STRUCTURE @ DOOR OPENING CORRODED BS792-847; WL156; RBL19-28<[01] REMOVED CORROSION AND VERIFIED WITH 10X MAGNIFIER ALL REMOVED IAW SRM 51-10-02-0G-0VERIFIED LIMITS; ORIGINAL THICKNESS .050'; REMAINIG THICKNESS .026'; MATERIAL LOSS OF .024'; LOSS OF UP TO .005' ALLOWED-OUT OF LIMITS IAW SRM 53-60-15-1A-1 INSTALLED NEW WEB I/A/W BOEING DWG 146A8120 REVA;[02] C/W<BR>AUDIT C/W

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