Cat® Seals and O-Rings

Cat^® Seals and O-Rings

One seal is as good as the next, right? Wrong. Parts that aren’t designed and sized for your equipment can lead to leaky or loose joints and seals. That can result in breakdowns, downtime and even fines for environmental hazards. Cat^® seals and o-rings are made stronger to last longer in your Cat equipment and across your entire fleet.

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PROVIDE PROTECTION FOR YOUR VALUABLE COMPONENTS

What causes seals to fail? Extreme temperature and pressure changes. Cat seals are made with materials matched to the fluid types, temperatures and pressures found in Cat machines.

SYSTEM SPECIFIC DESIGN

Material is designed specifically for the temperatures, pressures, and fluid in the system where it is used.

EXCEPTIONAL PROTECTION

Engineered with tight tolerances to prevent leaks and contamination from entering the system.

INCREASED UPTIME

Cat seals and o-rings reduce component failure and unplanned maintenance resulting in decreased downtime and service expense.

DOWNLOAD RESOURCES

Caterpillar product brochures and other informational documents are available for your growing business.

CAT SEAL KITS

Have the right parts conveniently available for your next repair. Each kit holds the most common seals used on all of your equipment.

One Safe Source - O-Rings

Detailed O-Ring specifications and seal application charts.

Repair Indicator Inspection Guide

Common repair indicators for Cat machine systems and components, along with possible causes and recommendations for how to address issues.

GALLERY

Cat® Seals and O-Rings

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Cat Construction Equipment Maintenance: Do It Yourself Articles

Proper maintenance keeps your equipment reliable and job-ready. Check out these articles for hands-on tips to extend the life of your machine.

How to Care for Cat® Engine Air Filters

Engine air filters protect your engine from contaminants. Here’s how to keep them functioning properly.
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Equipment Maintenance Blog

Dive into our guides to see how a little do-it-yourself maintenance save you time and money.
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Your Equipment. One Smart Hub.

Cat^® Central is your one stop solution that takes the guesswork out of equipment ownership. Cat Central provides all the resources and knowledge you need to operate, maintain, and shop for your equipment while helping you engage with your local Cat dealer. *Available in designated countries.

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An Easy Decision for Peace of Mind

The 12-month Caterpillar Limited Warranty covers damaged Cat parts in the event of an applicable failure.^*

^{*Warranty can vary by model and applications; limitations may apply. For complete details about the applicable Caterpillar Limited Warranty, contact an authorized Cat dealer.}

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Customer Value Agreement

Keep your Cat machines and engines ready to work with a flexible, hassle-free plan for parts delivery, service, data access and more. CVAs are available for your new, and not-so-new Cat machines and engines.

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Exclusive Savings for Cat^® Commercial Account Members 

Get 0% financing for 6, 12, 24 or 36 months on Cat^® parts and service. Explore options and take advantage of limited-time offers, exclusively for Cat^® Commercial Account members.   

* Terms and conditions apply.

DISCUSS SEALS AND O-RINGS WITH YOUR CAT DEALER

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Linkage Pins and Bearings

Get better performance and higher productivity at a lower cost with Cat linkage pins and bearings, which are designed for outstanding strength and resistance to wear from abrasive and high-load conditions.

Hardware and Fasteners

Cat fasteners are designed to withstand the stresses of machine applications and hold the line on productivity. Choose from bolts for normal applications, high-strength bolts for demanding applications and a wide selection of washers, nuts, clips, clamps and other hardware.

Cat Fluids

Cat Fluids are designed to help your system run cleaner, your machine perform better and your components last longer.

Cat^® Seals and O-Rings

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