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Sigma KEE - PistonRing
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PistonRing
A Piston typically has several such rings to seal the piston against the EngineCylinder while allowing it to move, and yet contain Combustion and the Oil that is used for Lubricating the involved surfaces.
Relationships      
Parents Gasket A Device that is designed to allow two imperfect surfaces to mate cleanly, without gaps, and therefore prevent leakage of any Liquids.


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