This o-ring is supplied in AS568-448 clear Polyurethane (AU/EU) 70 Shore A built to an inside diameter of 9.475 in (240.67 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 10.025 in (254.64 mm), catalogued under part number U70448. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Expect good resistance to petroleum oils, impact and shock loading, and abrasion and wear. Polyurethane (AU/EU) is valued for exceptional abrasion resistance and toughness that outperforms conventional rubber compounds. 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 mining and heavy equipment, high-pressure fluid power, and off-highway equipment.
U70448 ships individually. Nominal inside diameter is listed as 9 1/2 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description 568-448 URETHANE 70 DURO ORINGS
uf_description2 9.475" (240.67MM) ID X .275" (6.99MM)
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 9.475 inch (240.67 mm)
Actual_OD 10.025 inch (254.64 mm)
ProductCode Description O-Rings - Bulk - Premium