Radial Shaft Seals

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Radial Shaft Seals

Ranging from simple rubber wipers to complicated cartridge seals, our depth of offerings and our highly experienced technical sales staff can help you find the right seal for your application.

We've been providing radial shaft seal solutions for over 30 years, so we have the experience to help you make the best choice for your application.

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Sealing When Things are Spinning

When thinking about creating seals to keep fluid in and contaminates out, there are two main categories. A static seal is when two components come together and are fixed against each other. A dynamic seal means one or both components are in motion relative to each other. While both types of sealing have their challenges, the unique nature of...

Helpful FAQs

Don't see what you're looking for?

A cross section is what you'd get if you took a finished part, cut it in half, and looked at the ends. The cross section can tell you a lot about how the seal functions. For example, the cross section of a u-cup can give you a better understanding of how the lips function while the system is pressurized. Cross sections are often used to gather information on why a seal may have failed and to assess the locations where wear may be occurring.

Yes, R.E. Purvis & Associates, Inc. stocks metric o-rings and seals in a variety of configurations and compounds.

A dynamic application is used to describe situations where the seal is located between two components that are moving relative to each other. An example of a dynamic application would be a piston seal or rotary shaft seal.

The material that is selected for a specific application depends on several factors. The fluid it will come in contact with, the temperature it will deal with, the pressure the part is exposed to, the length of time the part must last, and how much the customer is wiling to pay are all contributing factors. Your best solution to finding the right compound for your application is to contact us. The trained staff of R.E. Purvis & Associates, Inc. will be able to isolate the compound that will best suit your application's needs.

Our certification as a 100% Women-Owned Business is just another way we stand out in the marketplace. Being able to help you meet goals in this area, while also receiving top-notch service and quality products, is a multi-faceted win we provide! Please visit the About Us page for a copy of our WBE certificate.

We have millions of seals, gaskets, and o-rings in stock.