The o ring may be used in static applications or in dynamic applications where there is relative motion between.
O ring cross section calculator.
The o ring inner diameter is typically chosen to be close to the groove s inner diameter.
This tool is optimized for desktop devices.
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An o ring also known as a packing or a toric joint is a mechanical gasket in the shape of a torus.
Recommendations are based on available technical information and are offered as suggestions only any reliance placed on such information by the user is strictly at the user s risk.
O ring metric groove design pdf seal design company info.
By selecting it to be slightly less than the groove s inner diameter the o ring will stretch and hug the groove.
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We have included static dynamic and pneumatic applications.
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It is a loop of elastomer with a round cross section designed to be seated in a groove and compressed during assembly between two or more parts creating a seal at the interface.
Inputs bore diameter b d.
Metric o ring groove dimensions are listed for the most common metric cross sections with and without backup rings.
Search for eriks standard o rings and load them also into your created design.
Select a size to buy standard and custom o rings from the world s largest inventory network or custom orders can be made within a few weeks typically without tooling fees.
For example if your o ring s cross sectional diameter is 1 25 inches and its gland depth is 1 20 inches subtract 1 20 from 1 25 to determine that the o ring is able to squeeze out a total of 05 inches.
This calculator allows you to find the recommended o ring inner diameter and range of cross section diameters that will fit a given gland size and tolerance range in a radial seal.
O ring cross section and o ring groove design data from row inc.
Info results at installation min.
By simply entering installation specifications for an application it recommends o ring sizes housing layout and corresponding part numbers.
The o ring calculator tool is intended to form the basis of an o ring installation and assist with selection of o ring and hardware dimensions.
O ring size chart as568 standard o ring sizes find as568 o ring standard sizes by cross section inside diameter and outside diameter in our o ring size chart and separate o ring tolerance chart.
The o ring must be compressed by a predetermined amount and this compression determines the o ring cross section diameter.
Info chemical volume swell cross section diameter mm calculate results reset calculator generate printable document results.
