568-171 URETHANE 90 ORINGS -PREM GRADE

This o-ring is supplied in AS568-171 clear Polyurethane (AU/EU) 90 Shore A with an inside diameter of 7.987 in (202.87 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 8.193 in (208.1 mm), catalogued under part number U90171. It delivers dependable bidirectional sealing in a compact groove envelope.

Polyurethane (AU/EU) is specified here for exceptional abrasion resistance and long wear life in dynamic reciprocating service. This material stands up to petroleum oils, impact and shock loading, and abrasion and wear. Rated temperature range runs from -65°F (-53.9°C) to 200°F (93.3°C) in continuous service. Applications involving ketones or hot water and steam call for a different compound.

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

This item is sold individually under part number U90171. Nominal inside diameter is listed as 8 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.