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Square Rings

Square Rings - Square Cut Washer Rings

Standard AS-568 size Rubber Square Rings can sometimes be used interchangeably in AS-568 standard size O-Ring gland designs. Square Rings can be used in static applications where high sealing load force is required or when the sealing area is too thin to accommodate anything else. In most static applications, it is a direct replacement for an O-ring and generally will perform a high pressure gasket functioning as well as or better than an O-ring. Larger ID's may be vulcanized.

Rubber Square Rings are most readily available in general purpose 70 Duro NBR Buna-N USA standard sizes. Most other variations of material, color and durometer are made to order Typically 8-12 weeks and $250-$1,000 minimum order size.

Size not listed, special requirements or large quantities please click this link to Request a Price Quote.

We started as a simple online company taking care of a precious few people. Our circle of business friends has grown over the years and taking care of them is more satisfying than ever. We take care of our customers' Standard O-Rings, Metric O-Rings, Vulcanized O-Rings, and Custom O-Rings. Just place your O-Ring order online and we will take care of you too.

We are a family owned and operated Distributor and Manufacturer of O-Rings, O-Ring Kits, OSK™ O-Ring Service Kits, Hydraulic Seals, Adhesives, Lubricants, Braided Packings, Coatings, O-Ring Cord, Lathe Cut, Oil and Shaft Seals, Gaskets, Retaining Rings, Molded Packings, Seals, and Molded Rubber Products.

We serve many industries, including manufacturing, chemical processing, defense, power generation, agricultural, water treatment and filtration, hydraulics, fluid power, heavy truck, automotive, aerospace, oil and gas, medical and life sciences, food and beverage, electronics and industrial controls, refineries, and supply chain suppliers. Each industry and each customer have unique requirements that make them special. We love sharing customer stories and applications at our weekly store meeting.