568-427 URETHANE 70 DURO ORINGS

Ordered as U70427, this is an AS568-427 clear Polyurethane (AU/EU) 70 Shore A O-Ring built to an inside diameter of 4.725 in (120.02 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.275 in (133.99 mm). The o-ring compresses into its gland to block fluid or gas migration across a joint.

As a material, Polyurethane (AU/EU) offers very high tensile strength and load capacity, outstanding extrusion resistance at elevated pressure. This material stands up to ozone, extrusion under high pressure, and petroleum oils. Service temperature is rated from -65°F (-53.9°C) through 200°F (93.3°C). Verify compatibility before use with hot water and steam or acids and bases.

It sees regular use in construction machinery, mining and heavy equipment, and hydraulic cylinders.

Order part number U70427, sold individually. Nominal inside diameter is listed as 4 3/4 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.