Engineering support - problem solver

You want the best seal for your application. That means the right size, the right materials—and an understanding of how the seal works within the assembly. For many customers, our advantage is that understanding—and our testing.

Our support will continue to you or your customers’ field performance in a variety of ways.


Our dedicated and experienced engineering staff has over 130 years of combined seal design and test experience.  Our design and application engineers are eager to understand your system and its unique sealing challenges.


Our research labs go well beyond testing the quality of the materials in a seal. We have years of research and development experience in everything from parts and components to engines and transmissions.


We have the dedicated resources to explore next generation seal designs and manufacturing techniques. We can help you develop cost effective sealing solutions while optimizing seal technologies to provide customers with superior performance.

Our courteous and knowledgeable representatives are available for you. We listen to understand your needs and take action to support your business. Experienced engineers are available to evaluate your sealing requirements, work with your engineering personnel and recommend the sealing solution to best address your needs. Please complete an application data sheet so we better understand the demands of the system to be protected. Your application information is treated with confidentiality.

We can replicate your field conditions within the lab to make sure you get the best option available.

  • Quality and reliability of seals ensured by ISO 9001:2008 accreditation

For more information about Cat® seals, email

Cat® Seals Information And Installation

When it comes to design and engineering—and especially the seals that protect the vital components of your equipment—the most important tool you have is information. You’ll find much of that information here.

To discuss your application in more detail, please email


Video: Duo-Cone™ Seals



Cat Seals Introduction

Design Information

Seal Group Size Options

Seal Ring Material Options

Load Ring Materials Options

Lubrication Requirements

Thorough Testing Highest Quality

Installation Tools for Duo-Cone Seals

Duo-Cone Seals Installation

Heavy Duty Dual Face Seals Installation

Cat Seals Catalogue

Visit the Dealer Locator for the name of the Cat seals dealer in your area.

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