-424 BLACK EPDM 80D O-RING

Ordered as E80PC424, this is an AS568-424 black EPDM (EPR) 80 Shore A O-Ring measuring an inside diameter of 4.35 in (110.49 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 4.9 in (124.46 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.

It resists water and steam, phosphate ester hydraulic fluids, and ketones. That behavior comes from the compound itself: EPDM (EPR) is known for outstanding weather, ozone and sunlight resistance, strong performance in outdoor and exposed installations. Published continuous service range is -65°F (-53.9°C) to 300°F (148.9°C). Verify compatibility before use with petroleum oils and fuels or mineral oil-based lubricants.

You will find this material specified across outdoor equipment, HVAC and refrigeration, and solar and roofing assemblies.

Reference part number E80PC424 when ordering; the item is sold individually. Nominal inside diameter is listed as 4 3/8 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.