3G-4780: 1.27mm Thick Backup Washer

A backup washer is part of a control valve that is placed in a relief valve component with other fasteners. A backup washer gives extra support when fastening soft materials and in applications that require a larger diameter surface to prevent pull-out. They can be useful when working with oversized or irregular-shaped holes. Attributes: Protect against damage by distributing the load uniformly and reducing the tension on the fastener Provide high strength and wear resistance Withstand high temperatures without losing their strength or integrity Manufactured to precise specifications and are built for durability and reliability Applications: A backup washer is used in the hydraulic control valve in the hydraulic arrangement, mostly used in Cat® 824C Wheel Type Tractor (For Dozer), 825C and 826C Compactor, D7G Track Type Tractor.