-403 BLACK EPDM 80D O-RING

This o-ring is supplied in AS568-403 black EPDM (EPR) 80 Shore A built to an inside diameter of 1.725 in (43.82 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 2.275 in (57.79 mm), catalogued under part number E80PC403. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

EPDM (EPR) is known for outstanding weather, ozone and sunlight resistance, very good flexibility at low temperature. The material holds up against water and steam, dilute acids and alkalis, and ozone, UV and weathering. Service temperature is rated from -65°F (-53.9°C) through 300°F (148.9°C). Applications involving petroleum oils and fuels or aromatic hydrocarbons call for a different compound.

Maintenance and OEM teams specify it across HVAC and refrigeration, solar and roofing assemblies, and outdoor equipment.

This item is sold individually under part number E80PC403. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.