The E80PC419 is an AS568-419 black EPDM (EPR) 80 Shore A O-Ring supplied with an inside diameter of 3.725 in (94.62 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 4.275 in (108.59 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
EPDM (EPR) is specified here for outstanding weather, ozone and sunlight resistance, excellent hot water and steam resistance. This material stands up to water and steam, ozone, UV and weathering, and phosphate ester hydraulic fluids. The material carries a published service range of -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 potable water applications, HVAC and refrigeration, and outdoor equipment.
Stocked as E80PC419 and sold individually. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Description -419 BLACK EPDM 80D O-RING
Actual Cross Section 0.275 inch (6.99 mm)
Actual Inside Diameter 3.725 inch (94.62 mm)
Actual Outside Diameter 4.275 inch (108.59 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity