-370 BLACK EPDM 70D O-RING

Part number E70370 is an AS568-370 black EPDM (EPR) 70 Shore A O-Ring built to an inside diameter of 8.225 in (208.92 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 8.645 in (219.58 mm). An 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. Expect good resistance to water and steam, ozone, UV and weathering, and dilute acids and alkalis. 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.

Maintenance and OEM teams specify it across water and steam systems, potable water applications, and outdoor equipment.

E70370 ships individually. Unit weight is approximately 17.138 g and nominal inside diameter is listed as 8 1/4 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.