The E70322 is an AS568-322 black EPDM (EPR) 70 Shore A O-Ring with an inside diameter of 1.225 in (31.12 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.645 in (41.78 mm). This o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
The compound resists ozone, UV and weathering, dilute acids and alkalis, and ketones. EPDM (EPR) offers good electrical insulating characteristics, outstanding weather, ozone and sunlight resistance. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service.
It sees regular use in potable water applications, solar and roofing assemblies, and water and steam systems.
Stocked as E70322 and sold individually. Unit weight is approximately 2.988 g and nominal inside diameter is listed as 1 1/4 inch. Review your operating media and conditions against this specification before 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.
description -322 BLACK EPDM 70D O-RING
uf_description2 0.210" (5.33MM) CS X 1.225" (31.12MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 1.225 inch (31.12 mm)
Actual_OD 1.645 inch (41.78 mm)
ProductCode Description O-Rings - Bulk - Commodity