APG stocks the U90035, an AS568-035 clear Polyurethane (AU/EU) 90 Shore A O-Ring measuring an inside diameter of 2.239 in (56.87 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 2.379 in (60.43 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Polyurethane (AU/EU) is valued for toughness that outperforms conventional rubber compounds and outstanding extrusion resistance at elevated pressure. This material stands up to ozone, abrasion and wear, and petroleum oils. Rated temperature range runs from -65°F (-53.9°C) to 200°F (93.3°C) in continuous service. It should not be specified for service in prolonged humidity at elevated temperature or hot water and steam.
Common environments for this compound include press and forming equipment, high-pressure fluid power, and off-highway equipment.
This item is sold individually under part number U90035. Nominal inside diameter is listed as 2 1/4 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.
description 568-035 URETHANE 90 ORINGS -PREM GRADE
uf_description2 2.239" (56.87MM) ID X .070" (1.78MM)
Actual_CS 0.07 inch (1.78 mm)
Actual_ID 2.239 inch (56.87 mm)
Actual_OD 2.379 inch (60.43 mm)
ProductCode Description O-Rings - Bulk - Premium