568-429 URETHANE 90 ORINGS -PREM GRADE

U90429 is an AS568-429 clear Polyurethane (AU/EU) 90 Shore A O-Ring with an inside diameter of 4.975 in (126.37 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.525 in (140.34 mm). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Polyurethane (AU/EU) is specified here for very high tensile strength and load capacity, outstanding extrusion resistance at elevated pressure. The material holds up against petroleum oils, abrasion and wear, and ozone. Service temperature is rated from -65°F (-53.9°C) through 200°F (93.3°C).

Common environments for this compound include construction machinery, press and forming equipment, and hydraulic cylinders.

Stocked as U90429 and sold individually. Nominal inside diameter is listed as 5 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. 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.