-212 BLACK EPDM 70D NSF O-RING

Ordered as E70NSF212, this is an AS568-212 black EPDM (EPR) 70 Shore A O-Ring with an inside diameter of 0.859 in (21.82 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 1.137 in (28.88 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

EPDM (EPR) is specified for good electrical insulating characteristics, excellent hot water and steam resistance. Expect good resistance to dilute acids and alkalis, ketones, and phosphate ester hydraulic fluids. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service. Exposure to petroleum oils and fuels or aromatic hydrocarbons will shorten service life.

This item meets FDA requirements for food contact and carries NSF listing. It sees regular use in potable water applications, brake and phosphate ester systems, and outdoor equipment.

Stocked as E70NSF212 and sold individually. Unit weight is approximately 0.91 g and nominal inside diameter is listed as 7/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.