*568-017 URETHANE 90 ORINGS -PR GRADE

The U90017 is an AS568-017 clear Polyurethane (AU/EU) 90 Shore A O-Ring supplied with an inside diameter of 0.676 in (17.17 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 0.816 in (20.73 mm). This o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

It resists ozone, petroleum oils, and extrusion under high pressure. Polyurethane (AU/EU) is widely chosen for very high tensile strength and load capacity, long wear life in dynamic reciprocating service. Published continuous service range is -65°F (-53.9°C) to 200°F (93.3°C).

You will find this material specified across mining and heavy equipment, hydraulic cylinders, and press and forming equipment.

Reference part number U90017 when ordering; the item is sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application.