Patent ID: 8864446

Claim:
A wear indication system for turbine assemblies of a as turbine engine, comprising: at least one compression plate that is generally elongated with at least one cavity having an opening in a first side surface; at least one wear pin positioned partially in the at least one cavity such that a wear surface on the at least one wear pin is positioned radially outward from the at least one compression plate; a seal holder releasably attached to the at least one compression plate and having at least one orifice through which the at least one wear pin extends, wherein the at least one orifice is configured such that at least a portion of the seal holder contacts a securing surface on the at least one wear pin that restricts the at least one wear pin in the at least one cavity; wherein the at least one wear pin includes a securing ring having the securing surface on one side that is adjacent and generally orthogonal to another outer side surface of the at least one wear pin, and the securing ring includes an outer surface that is generally opposite to the securing surface; and wherein the at least one wear pin is formed from a plurality of rings positioned such that the smallest ring includes the wear surface and the rings increase in diameter moving towards the securing ring.