Use our metric o-ring size chart to find common metric o-ring sizes by cross section, inside diameter, and outside diameter. Find your exact metric o-rings 

O-ring kits offer convenience and easy use, making them the ideal solution for maintenance applications. These kits are effective tools in reducing costs for maintenance and assembly staff by eliminating the guess work in part selection and saving time in part sorting. All kits are made for resale. Add Selected to Cart

O-ring Sizes. Metric. Made of elastomers, plastics or metal. O-rings seal a passageway by mechanically compressing or placing the O-ring against the.

369 standard sizes, shown on the enclosed chart. Metric Sizes. Standard metric sizes for O-rings are defined by. International Standard ISO 3601-1:2002: 

Once you have these measurements you then need to decide if the size you need is listed below or if the best fit will be a metric oring.

Technical Handbook O-rings Standard O-ring Sizes (200 Series 201 to 285 cross section Diameters w = 139 ± .004 inches, w = 3,53 ± 0,10 mm Size Nominal Size Standard O-ring Size Metric O-ring Size Only (Inches) (Inches) (millimeters) AS 568A Actual Per AS 568 A Actual Per AS 568A Uniform Dash No. I.D. O.D. W.

This chart shows all of the most common metric sizes that may or may not match up with any of the international standard sizes. We are able to supply most of these sizes, as most factories have established tooling on these generic metric sizes. For a complete listing of all metric o-ring sizes, visit our Metric O-Ring Cross Reference Table.

Most compounds available in metric sizing. Hi-Tech Seals Inc. also offers a complete range of back-up rings, anti-extrusion devices as well as X-rings and 

Size CS (in) ID (in) OD (in) CS (mm) ID (mm) OD (mm) 0.5X1.3 0.02 0.051 0.091 0.5 1.3 2.3 0.5X1.7 0.02 0.067 0.106 0.5 1.7 2.7 0.5X1.8 0.02 0.071 0.11 0.5 1.8 2.8

METRIC O-RING GROOVE DESIGN Contact Us For Assistance Or Samples Click Here and contact us today to receive a free quote or if you have any questions regarding sizing. Metric o-ring groove dimensions are listed for the most common metric cross sections with and without backup rings. We have included Static, dynamic, and pneumatic applications.

In addition to standard imperial and metric sizes, Eastern Seals also supplies a wide variety of non-standard sizes. With over 8,000 different O-Ring sizes in