Your Source for Inch and Metric O-rings!


North Coast Seal is a complete OEM fufillment center offering a full line of inch and metric o-rings from standard AS568A, JIS and Metric, in stock and in various compounds. We also carry Back Up Rings, Square Rings, Viton® O-Rings and Quad-Rings® in a variety of materials.

Our NorthCo Metrics division can identify and source virtually all your metric product needs. We offer a variety of materials for all product types and a full range of metric o-rings in both standard and more exotic materials.

Superior quality sets us apart, and to achieve that we offer state-of-the-art 2D/3D inspection services that assist in ensuring our customers are receiving the highest level of quality in their products.


For a complete list of standard AS568A O-ring sizes, download our O-ring Size Reference Guide. We supply the complete range of inch and metric sizes in a wide variety of elastomeric O-ring materials. We are also your single source for inch and metric seals!

Contact us using the form below or call us at 216-898-5000 or toll-free at 1-800-770-SEAL (7325).

Intersted in seeing what else North Coast Seal has to offer? Click here!


Responsiveness from design to delivery
Responsiveness from design to delivery
Join Our Network linkedin facebook twitter
Our Affiliation ISD logo
Click for the BBB Business Review of this Seals - O-Ring in Brook Park OH PMPA logo