The U70338 is an AS568-338 clear Polyurethane (AU/EU) 70 Shore A O-Ring built to an inside diameter of 3.1 in (78.74 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 3.52 in (89.41 mm). This o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Polyurethane (AU/EU) is specified for exceptional abrasion resistance, very high tensile strength and load capacity. The compound resists ozone, abrasion and wear, and petroleum oils. Rated temperature range runs from -65°F (-53.9°C) to 200°F (93.3°C) in continuous service.
You will find this material specified across off-highway equipment, construction machinery, and mining and heavy equipment.
This item is sold individually under part number U70338. 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.
description 568-338 URETHANE 70 DURO ORINGS
uf_description2 3.100" (78.74MM) ID X .210" (5.33MM)
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 3.1 inch (78.74 mm)
Actual_OD 3.52 inch (89.41 mm)
ProductCode Description O-Rings - Bulk - Premium