How It Works

There are different diameter settings in the seal.

Inner most diameter is slightly smaller than the shaft, holding the shaft from all around, sealing it:

Screen Shot 2015-12-06 at 22.56.33

Outer most diameter is slightly bigger than internal wall of cylinder, pushing against the cylinder in all directions, sealing it:

Screen Shot 2015-12-06 at 22.55.49

Pressure inside the cylinder will force the layers  to be in contact with each other, preventing leak from in between layers.

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