-246 BLACK EPDM 70D NSF O-RING

Ordered as E70NSF246, this is an AS568-246 black EPDM (EPR) 70 Shore A O-Ring built to an inside diameter of 4.484 in (113.89 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 4.762 in (120.95 mm). The 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 ketones, brake fluid, and phosphate ester hydraulic fluids. Service temperature is rated from -65°F (-53.9°C) through 300°F (148.9°C). It should not be specified for service in petroleum oils and fuels or aromatic hydrocarbons.

The compound meets FDA requirements for food contact and carries NSF listing. Typical settings include potable water applications, HVAC and refrigeration, and outdoor equipment.

Stocked as E70NSF246 and sold individually. Unit weight is approximately 4.22 g and nominal inside diameter is listed as 4 1/2 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.