The U70163 is an AS568-163 clear Polyurethane (AU/EU) 70 Shore A O-Ring with an inside diameter of 5.987 in (152.07 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 6.193 in (157.3 mm). This o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
It resists petroleum oils, extrusion under high pressure, and ozone. Polyurethane (AU/EU) is specified for toughness that outperforms conventional rubber compounds and long wear life in dynamic reciprocating service. Continuous operating temperature is published at -65°F (-53.9°C) to 200°F (93.3°C). It should not be specified for service in acids and bases or hot water and steam.
You will find this material specified across hydraulic cylinders, press and forming equipment, and mining and heavy equipment.
Reference part number U70163 when ordering; the item is sold individually. Review your operating media and conditions against this specification before installation.
description 568-163 URETHANE 70 DURO ORINGS
uf_description2 5.987" (152.07MM) ID X .103" (2.62MM)
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 5.987 inch (152.07 mm)
Actual_OD 6.193 inch (157.3 mm)
ProductCode Description O-Rings - Bulk - Premium