Service difficulty report · Mount · Boeing 7378H4

Difficulty date
April 9, 2026
Submitted
May 6, 2026
Operation
Air carrier
Aircraft
N8531Q
Make and model
Boeing 7378H4
Aircraft serial
63575
Aircraft time
29,638 hours, 14,907 cycles
Part
Mount
Condition
Corroded
Location
Nr 2 Engine
Stage of operation
IN
How discovered
V
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

NR 2 ENGINE AFT MOUNT HAS EVIDENCE OF FRETTING ON THE OUTBOARD LINK AT TRF ATTACHMENT. REMOVED NR 2 ENGINE AFT MOUNT IAW AMM 71-21-03. INSTALLED NR 2 ENGINE AFT MOUNT IAW AMM 71-21-03. INSTALLED INBD AND OB THRUST LINKS ONTO NR 2 ENGINE AFT MOUNT IAW AMM 71-21-02.

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