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This interactive calculator assists engineers with selection of O-ring and hardware dimensions, and to form the basis of an O-ring installation.

This interactive guide will help you choose a seal material based on existing compatibility test results of known chemicals and elastomers.

Click here for volume, mass and compression set values for O-rings and rotary seal and hydraulic cylinder calculations.

Our interactive conversion tools allow engineers to switch between units of measurement when preparing engineering calculations.

Our reference tables provide cross reference information for surface finish, metal hardness and polymer hardness measurement units.