This o-ring is supplied in AS568-230 black EPDM (EPR) 70 Shore A built to an inside diameter of 2.484 in (63.09 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 2.762 in (70.15 mm), catalogued under part number E70NSF230. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
The material holds up against brake fluid, phosphate ester hydraulic fluids, and dilute acids and alkalis. EPDM (EPR) is widely chosen for very good flexibility at low temperature, strong performance in outdoor and exposed installations. Continuous operating temperature is published at -65°F (-53.9°C) to 300°F (148.9°C). 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, solar and roofing assemblies, and water and steam systems.
This item is sold individually under part number E70NSF230. Unit weight is approximately 2.29 g and nominal inside diameter is listed as 2 1/2 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Description -230 BLACK EPDM 70D NSF O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 2.484 inch (63.09 mm)
Actual Outside Diameter 2.762 inch (70.15 mm)
Measurement System Imperial
Product Category O-Rings - FDA / Metal Detectable