*568-228 URETHANE 90 ORINGS -PR GRADE

This o-ring is supplied in AS568-228 clear Polyurethane (AU/EU) 90 Shore A supplied with an inside diameter of 2.234 in (56.74 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 2.512 in (63.8 mm), catalogued under part number U90228. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Polyurethane (AU/EU) is specified here for exceptional abrasion resistance and toughness that outperforms conventional rubber compounds. Expect good resistance to impact and shock loading, petroleum oils, and abrasion and wear. Published continuous service range is -65°F (-53.9°C) to 200°F (93.3°C). Verify compatibility before use with hot water and steam or prolonged humidity at elevated temperature.

You will find this material specified across construction machinery, mining and heavy equipment, and press and forming equipment.

U90228 ships individually. 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. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.