-239 BLACK EPDM 80D O-RING

Part number E80PC239 is an AS568-239 black EPDM (EPR) 80 Shore A O-Ring measuring an inside diameter of 3.609 in (91.67 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 3.887 in (98.73 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

EPDM (EPR) is specified here for excellent hot water and steam resistance, good electrical insulating characteristics. The compound resists phosphate ester hydraulic fluids, brake fluid, and ketones. Service temperature is rated from -65°F (-53.9°C) through 300°F (148.9°C).

It sees regular use in brake and phosphate ester systems, outdoor equipment, and solar and roofing assemblies.

Reference part number E80PC239 when ordering; the item is sold individually. Nominal inside diameter is listed as 3 5/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.