O Ring Size Table

O rings are used in a variety of applications in different industries around the world.

O ring size table.

Thousands of non standard sizes are available in stock or can be made within a few weeks typically without tooling fees so no need to settle for a less than optimal fit. 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 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. Standard sized black aflas 80 and blue fluorosilicone 70 o rings are available in 0 5 weeks.

Teflon encapsulated fep pfa viton and silicone o rings are available in 0 4 weeks. Thousands of common metric o rings and non standard o rings in metric sizes are available in stock. If the o ring quad ring x ring or square ring you need doesn t fit these standards custom. 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.

Because of its popularity there is virtually an unlimited number of possible sizes of an o ring. Custom o rings are available upon request and can typically be produced within a few weeks with no tooling fees. 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. Browse our metric o ring size chart to view common metric o ring sizes and order o rings from the world s largest inventory network.

An o ring is one of the most common types of seals in the world. Use the usa standard o ring sizing chart to find parker and as568 o ring sizes that work for your application. Black nitrile buna n 70 and black viton 75. Thus the need for size standards which cover the most common sizes used.

As568 o ring size chart. The global o ring and seal size reference chart covers the as568 o ring sizes published by the society of automotive engineers s a e and includes the extended sizes in the 400 series dimensional tolerances for all as568 o rings offered by global o ring and seal are in accordance with iso 3601 1a the purpose of this chart is to specify the inside diameters cross. Use the o ring size chart to find the perfect as568 o rings for you. Metric sized o rings are readily available in the following materials with a 20 per size minimum.

The standard sizes used by o ring manufacturers in the united states are defined by aerospace standard as568b aerospace size standard for o rings. 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. 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. Tolerances vary by use please see out tolerance pages.