Because of its popularity there is virtually an unlimited number of possible sizes of an o ring.
O ring seal standard sizes.
An o ring can perform sealing by means of squeeze under low pressure conditions.
The normal o ring sizes herein shown are based upon a 70 durometer nitrile standard.
Refer to our standard o ring size chart to find usa as568 o ring dimensions.
The standard sizes used by o ring manufacturers in the united states are defined by aerospace standard as568b aerospace size standard for o rings.
Ace seal has extensive o ring manufacturing capabilities including a comprehensive selection of metric and imperial sizesand elastomers to meet any sealing requirements.
Popular o ring size standards include usa s as568 o ring size chart the uk s bs 1806 o ring sizing chart and japan s jis b 2401 o ring size list.
Non standard o rings in metric sizes.
We offer metric o rings in standard sizes and provide custom o ring options using specialty materials durometers and or colors.
The proper o ring size is a fundamental aspect of proper o ring performance.
An o ring is one of the most common types of seals in the world.
Metric o rings and custom size o rings are often used when a standard o ring size will not fit an application or existing hardware.
And metric o ring sizes quad ring seals rubber x ring seals rubber square ring seals.
O ring tolerances vary by use please refer to our o ring.
Whether your application conforms to u s japanese jis british bs or common metric sizing for o rings these o ring size charts will help you locate the right o ring size.
An o ring is contained in a gland and forced to flow into the surface imperfections of the glands and any clearance gaps available to it.
Thus the need for size standards which cover the most common sizes used.
We are also here to guide you through the sizing process.
Give us a call at 832 448 5550 to speak with an industry expert or if you are local to the houston area come visit us at our will call department for more help on sizing o rings.
Order o rings online from the world s largest inventory network including custom o rings typically without tooling fees.
Usa as568 o ring standard sizes are the most commonly used o ring sizes in the world.
The standard sizes used by o ring manufacturers in the united states are defined by aerospace standard as568b aerospace size standard for o rings.
The extent of extrusion depends upon the hardness of o ring the pressure and the size of the clearance gap.
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.
For other o ring materials be sure to consult your apple representative.
Global o ring and seal carries a full line of o rings in all standard as568 and most metric sizes.
