Description:Cat® Engine Cylinder Block Seals with a rectangular cross-section. The edges may or may not be rounded according to the application needs. Seals are made from materials that are matched to the fluids, temperatures and pressures found in Cat engines and machines. The materials resist wear and extrusion, and provide superior resistance to seal compression set. Dimensions of our Seals are consistently held to tight tolerances to ensure they fit properly into seal grooves with the necessary seal compression. Cat Sealing systems protect more expensive parts from leaks and contamination. Protect your investment with Genuine Cat Seals.Application:Cat® Seals are used in a wide variety of sealing applications throughout Cat machines and engines. Consult your owner's manual or contact your local Cat Dealer for more information.