E80PC204 is an AS568-204 black EPDM (EPR) 80 Shore A O-Ring built to an inside diameter of 0.359 in (9.12 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 0.637 in (16.18 mm). In service, this o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
The compound resists brake fluid, water and steam, and dilute acids and alkalis. EPDM (EPR) is valued for outstanding weather, ozone and sunlight resistance, good electrical insulating characteristics. Published continuous service range is -65°F (-53.9°C) to 300°F (148.9°C). It is not the right choice where aromatic hydrocarbons or mineral oil-based lubricants are present.
You will find this material specified across brake and phosphate ester systems, HVAC and refrigeration, and outdoor equipment.
Stocked as E80PC204 and sold individually. Review your operating media and conditions against this specification before installation.
Description -204 BLACK EPDM 80D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 0.359 inch (9.12 mm)
Actual Outside Diameter 0.637 inch (16.18 )
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity