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Seals & O-Rings

Seals & O-Rings

Cat Cylinder Seal Kits offer:

One part number gets you all the right seals for your application-no more, no less.seals_new

Cat® seal kits contain genuine Cat Hydraulic cylinder seals, matched to specific applications for durability and long wear life.


Careful packaging helps ensure seals are protected from contaminants that can reduce hydraulic system performance.

Available off-the-shelf for most cylinder applications, Cat seal kits cost less than ordering the seals individually.

Cat O-Rings:

  • Are designed for your Caterpillar system.
  • Contain a proprietary seal design for maximum seal life in demanding applications.
  • Are packaged to save you time and money.

Reference Material

There are many design advantages offered by Cat wiper, buffer, and U-cup seals. Learn more about these seals.

Cat Hydraulic Cylinder Seal Kits are designed to provide the exact seals you need for your application.

Cat O-rings are designed for maximum seal life in demanding applications.

  • Quick registration
  • Pay online by credit card
  • Order 24/7
  • Real-time pricing
  • Easy shipping
  • Caterpillar has 12-month warranty all parts
  • Cat Classic, Cat Remanufactured, Cat Genuine and Cat Original parts
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