568-283 URETHANE 90 ORINGS -PREM GRADE

This o-ring is supplied in AS568-283 clear Polyurethane (AU/EU) 90 Shore A measuring an inside diameter of 16.955 in (430.66 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 17.233 in (437.72 mm), catalogued under part number U90283. It creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, Polyurethane (AU/EU) is known for exceptional abrasion resistance and long wear life in dynamic reciprocating service. Expect good resistance to abrasion and wear, ozone, and impact and shock loading. Service temperature is rated from -65°F (-53.9°C) through 200°F (93.3°C).

You will find this material specified across mining and heavy equipment, off-highway equipment, and high-pressure fluid power.

Reference part number U90283 when ordering; the item is sold individually. Nominal inside diameter is listed as 17 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.