APG stocks the E70235, an AS568-235 black EPDM (EPR) 70 Shore A O-Ring supplied with an inside diameter of 3.109 in (78.97 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 3.387 in (86.03 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
As a material, EPDM (EPR) is widely chosen for strong performance in outdoor and exposed installations, outstanding weather, ozone and sunlight resistance. The compound resists ketones, ozone, UV and weathering, and water and steam. Continuous operating temperature is published at -65°F (-53.9°C) to 300°F (148.9°C).
You will find this material specified across water and steam systems, outdoor equipment, and brake and phosphate ester systems.
This item is sold individually under part number E70235. Unit weight is approximately 2.958 g. Review your operating media and conditions against this specification before installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Description -235 BLACK EPDM 70D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 3.109 inch (78.97 mm)
Actual Outside Diameter 3.387 inch (86.03 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity