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Marco specializes in more than O-RingsProduct Index.

Huge inventory of commercial and Mil-Spec O-Rings Viton® O-Rings, Kalrez® O-Rings, Markez O-Rings, Simriz® O-Rings, Chemraz® O-Rings, Metric O-Rings, Parker O-Rings, Custom O-Rings, EMI RFI Shielding O-Rings most with NO tooling or set-up fees.

Comprehensive online product selection & design info: Material Selection Guides, Gland-Groove Design Guides, O-Ring Sizing Charts, Fluid Compatibility Guide, Failure Analysis, Mil-Spec Reference Guide, O-Ring Accessories

Experienced Product & Service Consultants trained to explain the available options. Engineering support as required.

Receive special discounts and reduced minimums when self service ordering online. Real-time pricing and inventory.

We pride ourselves in offering products that provide customers a competitive advantage by recommending the best value available regardless of brand developed over 27 years of business.

Our flexible software can integrate with many systems to reduce hidden cost of doing business. Let's connect.