Review the general o ring groove design considerations before moving onto the.
O ring specification.
O ring groove design guides offer default dimensional guidance on the most basic o ring groove design applications.
The standard sizes used by o ring manufacturers in the united states are defined by aerospace standard as568b aerospace size standard for o rings.
Various o ring compounds exhibit different shrinkage rates during molding.
The best o rings are useless without the right groove design which becomes increasingly important the more demanding the application environment.
The o ring may be used in static applications or in dynamic applications where there is relative motion between.
O d is for reference only.
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Refer to our o ring sizing charts for the most commonly used sizes around the world like.
Nominal cross section o 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.
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.
Free delivery with 45 order.
That document published by the society of automotive engineers sae lists the sizes of o rings in six series or groups in both inches and millimeters.
O ring size charts for u s.
For other o ring materials be sure to.
Danco large o ring assortment 45 piece model 10825 4 98 4 98.
O rings are specified by i d.
In de signing this new group of o rings we left spacing in the part numbers to allow us to add additional sizes should they be required.
Free delivery with 45 order.
Find the right size o rings quad rings x rings and square rings for your application.
Until now o ring standards have left a gap between the 1 8 and 3 16 nominal cross sections.
Custom and non standard o ring sizes available with no tooling or setup fees.
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.
Danco 8 o ring 10 pack model 96725 2 57 2 57.
O rings are available in various standard sizes.
And metric o ring sizes.
Order o rings online from the world s largest inventory network including custom o rings typically without tooling fees.
Refer to our standard o ring size chart to find usa as568 o ring dimensions.
Usa as568 o ring standard sizing chart common metric o ring sizing chart japanese jis o ring sizing chart british bs o ring sizing chart quad ring seals x ring sizing charts square ring sizing chart.
Usa as568 o ring standard sizes are the most commonly used o ring sizes in the world.
Please contact us if you are looking for a size not shown in the 5 32 group.
