Ordered as E80PC335, this is an AS568-335 black EPDM (EPR) 80 Shore A O-Ring measuring an inside diameter of 2.725 in (69.22 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 3.145 in (79.88 mm). The o-ring compresses into its gland to block fluid or gas migration across a joint.
The material holds up against dilute acids and alkalis, ketones, and ozone, UV and weathering. EPDM (EPR) offers excellent hot water and steam resistance, strong performance in outdoor and exposed installations. Continuous operating temperature is published at -65°F (-53.9°C) to 300°F (148.9°C). It should not be specified for service in aromatic hydrocarbons or mineral oil-based lubricants.
Common environments for this compound include brake and phosphate ester systems, HVAC and refrigeration, and potable water applications.
Reference part number E80PC335 when ordering; the item is sold individually. Nominal inside diameter is listed as 2 3/4 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description -335 BLACK EPDM 80D O-RING
uf_description2 PEROXIDE CURED, 0.210" (5.33MM) CS X 2.725" (69.22MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 2.725 inch (69.22 mm)
Actual_OD 3.145 inch (79.88 mm)
ProductCode Description O-Rings - Bulk - Commodity