1S-0669: 88.55mm Inner Diameter Backup Ring

Description: A Backup Ring, also referred to as a support ring, is used to provide support for other seals and O-rings. It is installed on one or both sides of the primary seal and distributes the pressure more evenly, preventing the seal material from being forced into the gaps or clearances between mating surfaces. Attributes: • Prevents the passage of fluids, gases, or contaminants • Manufactured to precise specifications and are built for durability, and reliability Applications: A Backup Ring improves the efficiency of the Seals. It is widely used in Cat Articulated Truck, Asphalt Paver, Backhoe Loader, Bulldozer, Challenger, Cold Planer, Engine - Machine, Excavators, Generator, Generator Set, Load Haul Dump Loaders, Motor Graders, Pipelayer, Quick Couplers, Skid Steer Loaders, Track Loader, Track-type Tractor, Tractor, Truck, Wheel Dozer, Wheel Loader and Wheel Scraper.