568-021 URETHANE 90 ORINGS -PREM GRADE

Ordered as U90021, this is an AS568-021 clear Polyurethane (AU/EU) 90 Shore A O-Ring built to an inside diameter of 0.926 in (23.52 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 1.066 in (27.08 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.

As a material, Polyurethane (AU/EU) is specified for toughness that outperforms conventional rubber compounds and outstanding extrusion resistance at elevated pressure. The material holds up against petroleum oils, impact and shock loading, and ozone. Service temperature is rated from -65°F (-53.9°C) through 200°F (93.3°C).

Maintenance and OEM teams specify it across mining and heavy equipment, high-pressure fluid power, and construction machinery.

This item is sold individually under part number U90021. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.