This o-ring is supplied in AS568-229 black EPDM (EPR) 70 Shore A built to an inside diameter of 2.359 in (59.92 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 2.637 in (66.98 mm), catalogued under part number E70NSF229. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
This material stands up to ozone, UV and weathering, water and steam, and phosphate ester hydraulic fluids. EPDM (EPR) is known for excellent hot water and steam resistance, very good flexibility at low temperature. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service. It should not be specified for service in petroleum oils and fuels or aromatic hydrocarbons.
This o-ring meets FDA requirements for food contact and carries NSF listing. Common environments for this compound include water and steam systems, outdoor equipment, and brake and phosphate ester systems.
This item is sold individually under part number E70NSF229. Unit weight is approximately 2.305 g and nominal inside diameter is listed as 2 3/8 inch. Review your operating media and conditions against this specification before installation.
Description -229 BLACK EPDM 70D NSF O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 2.359 inch (59.92 mm)
Actual Outside Diameter 2.637 inch (66.98 mm)
Measurement System Imperial
Product Category O-Rings - FDA / Metal Detectable