O Ring Cross Section Calculator

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. 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 cross section and o ring groove design data from row inc.

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O ring cross section calculator.

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. By selecting it to be slightly less than the groove s inner diameter the o ring will stretch and hug the groove. You need to be registered and logged in to see the o ring calculation software. By simply entering installation specifications for an application it recommends o ring sizes housing layout and corresponding part numbers.

The o ring inner diameter is typically chosen to be close to the groove s inner diameter. Manufacturers of encapsulated o rings and industrial gaskets. Info results at installation min. Metric o ring groove dimensions are listed for the most common metric cross sections with and without backup rings.

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. The o ring may be used in static applications or in dynamic applications where there is relative motion between. Find your o ring s squeeze amount in inches by subtracting the gland depth from cross sectional diameter with a calculator. 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 tool is optimized for desktop devices. An o ring also known as a packing or a toric joint is a mechanical gasket in the shape of a torus. O ring metric groove design pdf seal design company info. Inputs bore diameter b d.

Login or register here to start the o ring calculator. We have included static dynamic and pneumatic applications. 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. Info chemical volume swell cross section diameter mm calculate results reset calculator generate printable document results.

The o ring must be compressed by a predetermined amount and this compression determines the o ring cross section diameter. Info o ring compression. Search for eriks standard o rings and load them also into your created design. 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.