APG stocks the U90049, an AS568-049 clear Polyurethane (AU/EU) 90 Shore A O-Ring supplied with an inside diameter of 4.989 in (126.72 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 5.129 in (130.28 mm). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
As a material, Polyurethane (AU/EU) is valued for outstanding extrusion resistance at elevated pressure and exceptional abrasion resistance. Expect good resistance to extrusion under high pressure, ozone, and impact and shock loading. Continuous operating temperature is published at -65°F (-53.9°C) to 200°F (93.3°C).
Maintenance and OEM teams specify it across hydraulic cylinders, high-pressure fluid power, and mining and heavy equipment.
This item is sold individually under part number U90049. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 568-049 URETHANE 90 ORINGS -PREM GRADE
uf_description2 4.989" (126.72MM) ID X .070" (1.78MM)
Actual_CS 0.07 inch (1.78 mm)
Actual_ID 4.989 inch (126.72 mm)
Actual_OD 5.129 inch (130.28 mm)
ProductCode Description O-Rings - Bulk - Premium